diff --git a/tests/tbf/TbfTest.cpp b/tests/tbf/TbfTest.cpp
index 90253b0..5e45506 100644
--- a/tests/tbf/TbfTest.cpp
+++ b/tests/tbf/TbfTest.cpp
@@ -1814,6 +1814,203 @@
 
 }
 
+static void egprs_spb_to_normal_validation(BTS *the_bts,
+		int mcs, int demanded_mcs)
+{
+	uint32_t fn = 0;
+	gprs_rlcmac_dl_tbf *dl_tbf;
+	uint8_t block_nr = 0;
+	int index1 = 0;
+	uint8_t bn;
+	uint16_t bsn1, bsn2, bsn3;
+	struct msgb *msg;
+	struct gprs_rlc_dl_header_egprs_3 *egprs3;
+	struct gprs_rlc_dl_header_egprs_2 *egprs2;
+
+	printf("Testing retx for MCS %d to reseg_mcs %d\n", mcs, demanded_mcs);
+
+	dl_tbf = tbf_init(the_bts, mcs);
+
+	/*
+	 * Table 10.4.8a.3.1 of 44.060.
+	 * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as
+	 * (MCS5, MCS6) to (MCS2, MCS3) transition
+	 */
+	if (!(mcs == 6 && demanded_mcs == 3))
+		return;
+
+	fn = fn_add_blocks(fn, 1);
+	/* Send first RLC data block BSN 0 */
+	msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts);
+	OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0));
+	OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num()
+			== mcs);
+
+	egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data;
+	bsn1 = (egprs2->bsn1_hi << 9) || (egprs2->bsn1_mid << 1)
+			|| (egprs2->bsn1_lo);
+	dl_tbf->m_window.m_v_b.mark_nacked(0);
+	OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0));
+	OSMO_ASSERT(bsn1 == 0);
+
+	dl_tbf->ms()->set_current_cs_dl
+		(static_cast < GprsCodingScheme::Scheme >
+			(GprsCodingScheme::CS4 + demanded_mcs));
+
+	fn = fn_add_blocks(fn, 1);
+
+	/* Send first segment with demanded_mcs */
+	msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts);
+	OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0));
+	OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num()
+			== demanded_mcs);
+	OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl
+			== EGPRS_RESEG_FIRST_SEG_SENT);
+
+	egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data;
+	OSMO_ASSERT(egprs3->spb == 2);
+
+	/* Table 10.4.8a.3.1 of 44.060 */
+	OSMO_ASSERT(egprs3->cps == 3);
+
+	/* Send second segment with demanded_mcs */
+	msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts);
+	OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0));
+	OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num()
+			== demanded_mcs);
+	OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl
+			== EGPRS_RESEG_SECOND_SEG_SENT);
+
+	egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data;
+	/* Table 10.4.8a.3.1 of 44.060 */
+	OSMO_ASSERT(egprs3->spb == 3);
+	bsn2 = (egprs3->bsn1_hi << 9) || (egprs3->bsn1_mid << 1) ||
+			(egprs3->bsn1_lo);
+	OSMO_ASSERT(bsn2 == bsn1);
+
+	/* Table 10.4.8a.3.1 of 44.060 */
+	OSMO_ASSERT(egprs3->cps == 3);
+
+	/* Handle (MCS3, MCS3) -> MCS6 case */
+	dl_tbf->ms()->set_current_cs_dl
+		(static_cast < GprsCodingScheme::Scheme >
+			(GprsCodingScheme::CS4 + mcs));
+
+	dl_tbf->m_window.m_v_b.mark_nacked(0);
+	OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0));
+	msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts);
+	egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data;
+
+	/* Table 10.4.8a.3.1 of 44.060 */
+	OSMO_ASSERT(egprs2->cps == 0);
+	bsn3 = (egprs2->bsn1_hi << 9) || (egprs2->bsn1_mid << 1) ||
+			(egprs2->bsn1_lo);
+	OSMO_ASSERT(bsn3 == bsn2);
+
+	tbf_cleanup(dl_tbf);
+}
+static void establish_and_use_egprs_dl_tbf_for_spb(BTS *the_bts,
+		int mcs, int demanded_mcs)
+{
+	uint32_t fn = 0;
+	gprs_rlcmac_dl_tbf *dl_tbf;
+	uint8_t block_nr = 0;
+	int index1 = 0;
+	uint8_t bn;
+	struct msgb *msg;
+	struct gprs_rlc_dl_header_egprs_3 *egprs3;
+
+	printf("Testing retx for MCS %d to reseg_mcs %d\n", mcs, demanded_mcs);
+
+	dl_tbf = tbf_init(the_bts, mcs);
+
+	/*
+	 * Table 10.4.8a.3.1 of 44.060.
+	 * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as
+	 * (MCS5, MCS6) to (MCS2, MCS3) transition
+	 */
+	/* TODO: Need to support of MCS8 -> MCS6 ->MCS3 transistion
+	 * Refer commit be881c028fc4da00c4046ecd9296727975c206a3
+	 * dated 2016-02-07 23:45:40 (UTC)
+	 */
+	if (!(((mcs == 5) && (demanded_mcs == 2)) ||
+		((mcs == 6) && (demanded_mcs == 3)) ||
+		((mcs == 4) && (demanded_mcs == 1))))
+		return;
+
+	fn = fn_add_blocks(fn, 1);
+	/* Send first RLC data block BSN 0 */
+	msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts);
+	OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0));
+	OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num()
+			== mcs);
+
+	dl_tbf->m_window.m_v_b.mark_nacked(0);
+	OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0));
+
+	dl_tbf->ms()->set_current_cs_dl
+		(static_cast < GprsCodingScheme::Scheme >
+			(GprsCodingScheme::CS4 + demanded_mcs));
+
+	fn = fn_add_blocks(fn, 1);
+
+	/* Send first segment with demanded_mcs */
+	msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts);
+	OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0));
+	OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num()
+			== demanded_mcs);
+	OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl
+			== EGPRS_RESEG_FIRST_SEG_SENT);
+
+	egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data;
+	OSMO_ASSERT(egprs3->spb == 2);
+
+	/* Table 10.4.8a.3.1 of 44.060 */
+	switch (demanded_mcs) {
+	case 3:
+		OSMO_ASSERT(egprs3->cps == 3);
+		break;
+	case 2:
+		OSMO_ASSERT(egprs3->cps == 9);
+		break;
+	case 1:
+		OSMO_ASSERT(egprs3->cps == 11);
+		break;
+	default:
+		OSMO_ASSERT(false);
+		break;
+	}
+
+	/* Send second segment with demanded_mcs */
+	msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts);
+	OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0));
+	OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num()
+			== demanded_mcs);
+	OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl
+			== EGPRS_RESEG_SECOND_SEG_SENT);
+
+	egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data;
+	/* Table 10.4.8a.3.1 of 44.060 */
+	OSMO_ASSERT(egprs3->spb == 3);
+
+	/* Table 10.4.8a.3.1 of 44.060 */
+	switch (demanded_mcs) {
+	case 3:
+		OSMO_ASSERT(egprs3->cps == 3);
+		break;
+	case 2:
+		OSMO_ASSERT(egprs3->cps == 9);
+		break;
+	case 1:
+		OSMO_ASSERT(egprs3->cps == 11);
+		break;
+	default:
+		OSMO_ASSERT(false);
+		break;
+	}
+	tbf_cleanup(dl_tbf);
+}
+
 static void establish_and_use_egprs_dl_tbf_for_retx(BTS *the_bts,
 		int mcs, int demanded_mcs)
 {
@@ -1972,6 +2169,9 @@
 	setup_bts(&the_bts, ts_no);
 	bts->dl_tbf_idle_msec = 200;
 	bts->egprs_enabled = 1;
+	/* ARQ II */
+	bts->dl_arq_type = EGPRS_ARQ2;
+
 
 	/* First parameter is current MCS, second one is demanded_mcs */
 	establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 6, 6);
@@ -1985,6 +2185,38 @@
 	printf("=== end %s ===\n", __func__);
 }
 
+static void test_tbf_egprs_spb_dl(void)
+{
+	BTS the_bts;
+	gprs_rlcmac_bts *bts;
+	uint8_t ts_no = 4;
+	int i, j;
+
+	printf("=== start %s ===\n", __func__);
+
+	bts = the_bts.bts_data();
+	bts->cs_downgrade_threshold = 0;
+	setup_bts(&the_bts, ts_no);
+	bts->dl_tbf_idle_msec = 200;
+	bts->egprs_enabled = 1;
+
+	/* ARQ I resegmentation support */
+	bts->dl_arq_type = EGPRS_ARQ1;
+
+	/*
+	 * First parameter is current MCS, second one is demanded_mcs
+	 * currently only MCS5->MCS2, MCS6->3, MCS4->MCS1 is tested in UT
+	 * rest scenarios has been integration tested
+	 */
+	establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 6, 3);
+	establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 5, 2);
+	establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 4, 1);
+	/* check MCS6->(MCS3+MCS3)->MCS6 case */
+	egprs_spb_to_normal_validation(&the_bts, 6, 3);
+
+	printf("=== end %s ===\n", __func__);
+}
+
 static void test_tbf_egprs_dl()
 {
 	BTS the_bts;
@@ -1999,6 +2231,8 @@
 	setup_bts(&the_bts, ts_no);
 	bts->dl_tbf_idle_msec = 200;
 	bts->egprs_enabled = 1;
+	/* ARQ II */
+	bts->dl_arq_type = EGPRS_ARQ2;
 
 	for (i = 1; i <= 9; i++)
 		establish_and_use_egprs_dl_tbf(&the_bts, i);
@@ -2071,6 +2305,7 @@
 	test_tbf_egprs_two_phase_spb();
 	test_tbf_egprs_dl();
 	test_tbf_egprs_retx_dl();
+	test_tbf_egprs_spb_dl();
 
 	if (getenv("TALLOC_REPORT_FULL"))
 		talloc_report_full(tall_pcu_ctx, stderr);
diff --git a/tests/tbf/TbfTest.err b/tests/tbf/TbfTest.err
index 3eebe1a..1ba4189 100644
--- a/tests/tbf/TbfTest.err
+++ b/tests/tbf/TbfTest.err
@@ -72,6 +72,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) (len=200)
 -- Chunk with length 200 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 0, CS-1): 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, CS-1): 07 00 01 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=4 block=1 data=07 00 01 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 
@@ -81,6 +82,7 @@
 - Sending new block at BSN 1, CS=CS-1
 -- Chunk with length 180 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 1, CS-1): 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 msg block (BSN 1, CS-1): 07 00 03 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=8 block=2 data=07 00 03 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 
@@ -157,6 +159,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) (len=200)
 -- Chunk with length 200 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 0, CS-1): 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, CS-1): 07 00 01 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=4 block=1 data=07 00 01 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 
@@ -166,6 +169,7 @@
 - Sending new block at BSN 1, CS=CS-1
 -- Chunk with length 180 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 1, CS-1): 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 msg block (BSN 1, CS-1): 07 00 03 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=8 block=2 data=07 00 03 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 
@@ -242,6 +246,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) (len=200)
 -- Chunk with length 200 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 0, CS-1): 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, CS-1): 07 00 01 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=4 block=1 data=07 00 01 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 
@@ -251,6 +256,7 @@
 - Sending new block at BSN 1, CS=CS-1
 -- Chunk with length 180 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 1, CS-1): 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 msg block (BSN 1, CS-1): 07 00 03 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=8 block=2 data=07 00 03 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 
@@ -259,6 +265,7 @@
 - Sending new block at BSN 2, CS=CS-1
 -- Chunk with length 160 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 2, CS-1): 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 38 39 3a 3b 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 -1)
 - Copying data unit 0 (BSN 2)
 msg block (BSN 2, CS-1): 07 00 05 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 38 39 3a 3b 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=13 block=3 data=07 00 05 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 38 39 3a 3b 
@@ -267,6 +274,7 @@
 - Sending new block at BSN 3, CS=CS-1
 -- Chunk with length 140 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 3, CS-1): 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f 
+- need_padding 0 spb_status 0 spb 0(BSN1 3 BSN2 -1)
 - Copying data unit 0 (BSN 3)
 msg block (BSN 3, CS-1): 07 00 07 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=17 block=4 data=07 00 07 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f 
@@ -275,6 +283,7 @@
 - Sending new block at BSN 4, CS=CS-1
 -- Chunk with length 120 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 4, CS-1): 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 
+- need_padding 0 spb_status 0 spb 0(BSN1 4 BSN2 -1)
 - Copying data unit 0 (BSN 4)
 msg block (BSN 4, CS-1): 07 00 09 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=21 block=5 data=07 00 09 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 
@@ -283,6 +292,7 @@
 - Sending new block at BSN 5, CS=CS-1
 -- Chunk with length 100 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 5, CS-1): 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f 70 71 72 73 74 75 76 77 
+- need_padding 0 spb_status 0 spb 0(BSN1 5 BSN2 -1)
 - Copying data unit 0 (BSN 5)
 msg block (BSN 5, CS-1): 07 00 0b 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f 70 71 72 73 74 75 76 77 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=26 block=6 data=07 00 0b 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f 70 71 72 73 74 75 76 77 
@@ -291,6 +301,7 @@
 - Sending new block at BSN 6, CS=CS-1
 -- Chunk with length 80 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 6, CS-1): 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 8a 8b 
+- need_padding 0 spb_status 0 spb 0(BSN1 6 BSN2 -1)
 - Copying data unit 0 (BSN 6)
 msg block (BSN 6, CS-1): 07 00 0d 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 8a 8b 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=30 block=7 data=07 00 0d 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 8a 8b 
@@ -299,6 +310,7 @@
 - Sending new block at BSN 7, CS=CS-1
 -- Chunk with length 60 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 7, CS-1): 8c 8d 8e 8f 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 9e 9f 
+- need_padding 0 spb_status 0 spb 0(BSN1 7 BSN2 -1)
 - Copying data unit 0 (BSN 7)
 msg block (BSN 7, CS-1): 07 00 0f 8c 8d 8e 8f 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 9e 9f 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=34 block=8 data=07 00 0f 8c 8d 8e 8f 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 9e 9f 
@@ -307,6 +319,7 @@
 - Sending new block at BSN 8, CS=CS-1
 -- Chunk with length 40 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 8, CS-1): a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af b0 b1 b2 b3 
+- need_padding 0 spb_status 0 spb 0(BSN1 8 BSN2 -1)
 - Copying data unit 0 (BSN 8)
 msg block (BSN 8, CS-1): 07 00 11 a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af b0 b1 b2 b3 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=39 block=9 data=07 00 11 a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af b0 b1 b2 b3 
@@ -315,6 +328,7 @@
 - Sending new block at BSN 9, CS=CS-1
 -- Chunk with length 20 would exactly fit into space (20): add length header with LI=0, to make frame extend to next block, and we are done
 data block (BSN 9, CS-1): 01 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 c6 
+- need_padding 0 spb_status 0 spb 0(BSN1 9 BSN2 -1)
 - Copying data unit 0 (BSN 9)
 msg block (BSN 9, CS-1): 07 00 12 01 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 c6 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=43 block=10 data=07 00 12 01 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 c6 
@@ -326,6 +340,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) (len=200)
 -- Chunk with length 200 larger than space (18) left in block: copy only remaining space, and we are done
 data block (BSN 10, CS-1): 07 c7 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 
+- need_padding 0 spb_status 0 spb 0(BSN1 10 BSN2 -1)
 - Copying data unit 0 (BSN 10)
 msg block (BSN 10, CS-1): 07 00 14 07 c7 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=47 block=11 data=07 00 14 07 c7 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 
@@ -334,6 +349,7 @@
 - Sending new block at BSN 11, CS=CS-1
 -- Chunk with length 182 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 11, CS-1): 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 
+- need_padding 0 spb_status 0 spb 0(BSN1 11 BSN2 -1)
 - Copying data unit 0 (BSN 11)
 msg block (BSN 11, CS-1): 07 00 17 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=52 block=0 data=07 00 17 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 
@@ -342,6 +358,7 @@
 - Sending new block at BSN 12, CS=CS-1
 -- Chunk with length 162 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 12, CS-1): 26 27 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 38 39 
+- need_padding 0 spb_status 0 spb 0(BSN1 12 BSN2 -1)
 - Copying data unit 0 (BSN 12)
 msg block (BSN 12, CS-1): 07 00 19 26 27 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 38 39 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=56 block=1 data=07 00 19 26 27 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 38 39 
@@ -350,6 +367,7 @@
 - Sending new block at BSN 13, CS=CS-1
 -- Chunk with length 142 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 13, CS-1): 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 
+- need_padding 0 spb_status 0 spb 0(BSN1 13 BSN2 -1)
 - Copying data unit 0 (BSN 13)
 msg block (BSN 13, CS-1): 07 00 1b 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=60 block=2 data=07 00 1b 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 
@@ -358,6 +376,7 @@
 - Sending new block at BSN 14, CS=CS-1
 -- Chunk with length 122 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 14, CS-1): 4e 4f 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 
+- need_padding 0 spb_status 0 spb 0(BSN1 14 BSN2 -1)
 - Copying data unit 0 (BSN 14)
 msg block (BSN 14, CS-1): 07 00 1d 4e 4f 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=65 block=3 data=07 00 1d 4e 4f 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 
@@ -366,6 +385,7 @@
 - Sending new block at BSN 15, CS=CS-1
 -- Chunk with length 102 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 15, CS-1): 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f 70 71 72 73 74 75 
+- need_padding 0 spb_status 0 spb 0(BSN1 15 BSN2 -1)
 - Copying data unit 0 (BSN 15)
 msg block (BSN 15, CS-1): 07 00 1f 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f 70 71 72 73 74 75 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=69 block=4 data=07 00 1f 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f 70 71 72 73 74 75 
@@ -374,6 +394,7 @@
 - Sending new block at BSN 16, CS=CS-1
 -- Chunk with length 82 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 16, CS-1): 76 77 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 
+- need_padding 0 spb_status 0 spb 0(BSN1 16 BSN2 -1)
 - Copying data unit 0 (BSN 16)
 msg block (BSN 16, CS-1): 07 00 21 76 77 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=73 block=5 data=07 00 21 76 77 78 79 7a 7b 7c 7d 7e 7f 80 81 82 83 84 85 86 87 88 89 
@@ -382,6 +403,7 @@
 - Sending new block at BSN 17, CS=CS-1
 -- Chunk with length 62 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 17, CS-1): 8a 8b 8c 8d 8e 8f 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 
+- need_padding 0 spb_status 0 spb 0(BSN1 17 BSN2 -1)
 - Copying data unit 0 (BSN 17)
 msg block (BSN 17, CS-1): 07 00 23 8a 8b 8c 8d 8e 8f 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=78 block=6 data=07 00 23 8a 8b 8c 8d 8e 8f 90 91 92 93 94 95 96 97 98 99 9a 9b 9c 9d 
@@ -390,6 +412,7 @@
 - Sending new block at BSN 18, CS=CS-1
 -- Chunk with length 42 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 18, CS-1): 9e 9f a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af b0 b1 
+- need_padding 0 spb_status 0 spb 0(BSN1 18 BSN2 -1)
 - Copying data unit 0 (BSN 18)
 msg block (BSN 18, CS-1): 07 00 25 9e 9f a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af b0 b1 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=82 block=7 data=07 00 25 9e 9f a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa ab ac ad ae af b0 b1 
@@ -398,6 +421,7 @@
 - Sending new block at BSN 19, CS=CS-1
 -- Chunk with length 22 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 19, CS-1): b2 b3 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 
+- need_padding 0 spb_status 0 spb 0(BSN1 19 BSN2 -1)
 - Copying data unit 0 (BSN 19)
 msg block (BSN 19, CS-1): 07 00 27 b2 b3 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 
 Sending data request: trx=0 ts=4 sapi=5 arfcn=0 fn=86 block=8 data=07 00 27 b2 b3 b4 b5 b6 b7 b8 b9 ba bb bc bd be bf c0 c1 c2 c3 c4 c5 
@@ -411,6 +435,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW)len=16
 data block (BSN 20, CS-1): 0a 41 c6 c7 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 20 BSN2 -1)
 - Copying data unit 0 (BSN 20)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW)
@@ -449,6 +474,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW)len=19
 data block (BSN 21, CS-1): 4d 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 21 BSN2 -1)
 - Copying data unit 0 (BSN 21)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW)
@@ -468,6 +494,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW)len=19
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) changes state from FLOW to FINISHED
 data block (BSN 22, CS-1): 4d 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 22 BSN2 -1)
 - Copying data unit 0 (BSN 22)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FINISHED)
@@ -1481,6 +1508,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=WAIT ASSIGN)len=19
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=WAIT ASSIGN) (len=19)
 data block (BSN 0, CS-1): 4d 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, CS-1): 07 00 00 4d 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
 MSG = 07 00 00 4d 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
@@ -1491,6 +1519,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=WAIT ASSIGN)len=19
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=WAIT ASSIGN) (len=19)
 data block (BSN 1, CS-1): 4d 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 msg block (BSN 1, CS-1): 07 00 02 4d 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 
 MSG = 07 00 02 4d 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 
@@ -1501,6 +1530,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=WAIT ASSIGN)len=19
 TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=WAIT ASSIGN) changes state from WAIT ASSIGN to FINISHED
 data block (BSN 2, CS-1): 4d 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 -1)
 - Copying data unit 0 (BSN 2)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling cannot be scheduled in this TS 7 (first control TS 4)
@@ -1784,6 +1814,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW)len=10
 TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) changes state from FLOW to FINISHED
 data block (BSN 0, CS-4): 29 52 41 55 5f 41 43 43 45 50 54 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FINISHED): Scheduling polling at FN 2654292 TS 7
@@ -1797,6 +1828,7 @@
 TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FINISHED) downlink (V(A)==0 .. V(S)==1)
 - Restarting at BSN 0, because all blocks have been transmitted.
 - Resending BSN 0
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, CS-4): 07 01 00 29 52 41 55 5f 41 43 43 45 50 54 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 00 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654283 block=11 data=00 01 00 29 52 41 55 5f 41 43 43 45 50 54 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 00 
@@ -2365,6 +2397,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (6) left in block: copy only remaining space, and we are done
 data block (BSN 0, CS-1): 37 4c 4c 43 20 50 41 43 4b 45 54 20 30 30 4c 4c 43 20 50 41 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, CS-1): 07 00 00 37 4c 4c 43 20 50 41 43 4b 45 54 20 30 30 4c 4c 43 20 50 41 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654279 block=10 data=00 00 00 37 4c 4c 43 20 50 41 43 4b 45 54 20 30 30 4c 4c 43 20 50 41 
@@ -2384,6 +2417,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (12) left in block: copy only remaining space, and we are done
 data block (BSN 1, CS-1): 1f 43 4b 45 54 20 30 31 4c 4c 43 20 50 41 43 4b 45 54 20 30 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 msg block (BSN 1, CS-1): 07 00 02 1f 43 4b 45 54 20 30 31 4c 4c 43 20 50 41 43 4b 45 54 20 30 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654283 block=11 data=00 00 02 1f 43 4b 45 54 20 30 31 4c 4c 43 20 50 41 43 4b 45 54 20 30 
@@ -2406,6 +2440,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (4) left in block: copy only remaining space, and we are done
 data block (BSN 2, CS-1): 06 37 32 4c 4c 43 20 50 41 43 4b 45 54 20 30 33 4c 4c 43 20 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 -1)
 - Copying data unit 0 (BSN 2)
 msg block (BSN 2, CS-1): 07 00 04 06 37 32 4c 4c 43 20 50 41 43 4b 45 54 20 30 33 4c 4c 43 20 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654288 block=0 data=00 00 04 06 37 32 4c 4c 43 20 50 41 43 4b 45 54 20 30 33 4c 4c 43 20 
@@ -2425,6 +2460,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (10) left in block: copy only remaining space, and we are done
 data block (BSN 3, CS-1): 27 50 41 43 4b 45 54 20 30 34 4c 4c 43 20 50 41 43 4b 45 54 
+- need_padding 0 spb_status 0 spb 0(BSN1 3 BSN2 -1)
 - Copying data unit 0 (BSN 3)
 msg block (BSN 3, CS-1): 07 00 06 27 50 41 43 4b 45 54 20 30 34 4c 4c 43 20 50 41 43 4b 45 54 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654292 block=1 data=00 00 06 27 50 41 43 4b 45 54 20 30 34 4c 4c 43 20 50 41 43 4b 45 54 
@@ -2447,6 +2483,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (2) left in block: copy only remaining space, and we are done
 data block (BSN 4, CS-1): 0e 37 20 30 35 4c 4c 43 20 50 41 43 4b 45 54 20 30 36 4c 4c 
+- need_padding 0 spb_status 0 spb 0(BSN1 4 BSN2 -1)
 - Copying data unit 0 (BSN 4)
 msg block (BSN 4, CS-1): 07 00 08 0e 37 20 30 35 4c 4c 43 20 50 41 43 4b 45 54 20 30 36 4c 4c 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654296 block=2 data=00 00 08 0e 37 20 30 35 4c 4c 43 20 50 41 43 4b 45 54 20 30 36 4c 4c 
@@ -2466,6 +2503,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (8) left in block: copy only remaining space, and we are done
 data block (BSN 5, CS-1): 2f 43 20 50 41 43 4b 45 54 20 30 37 4c 4c 43 20 50 41 43 4b 
+- need_padding 0 spb_status 0 spb 0(BSN1 5 BSN2 -1)
 - Copying data unit 0 (BSN 5)
 msg block (BSN 5, CS-1): 07 00 0a 2f 43 20 50 41 43 4b 45 54 20 30 37 4c 4c 43 20 50 41 43 4b 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654301 block=3 data=00 00 0a 2f 43 20 50 41 43 4b 45 54 20 30 37 4c 4c 43 20 50 41 43 4b 
@@ -2488,6 +2526,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW)len=13
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 data block (BSN 6, CS-1): 16 35 45 54 20 30 38 4c 4c 43 20 50 41 43 4b 45 54 20 30 39 
+- need_padding 0 spb_status 0 spb 0(BSN1 6 BSN2 -1)
 - Copying data unit 0 (BSN 6)
 msg block (BSN 6, CS-1): 07 00 0c 16 35 45 54 20 30 38 4c 4c 43 20 50 41 43 4b 45 54 20 30 39 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654305 block=4 data=00 00 0c 16 35 45 54 20 30 38 4c 4c 43 20 50 41 43 4b 45 54 20 30 39 
@@ -2507,6 +2546,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (6) left in block: copy only remaining space, and we are done
 data block (BSN 7, CS-1): 37 4c 4c 43 20 50 41 43 4b 45 54 20 31 30 4c 4c 43 20 50 41 
+- need_padding 0 spb_status 0 spb 0(BSN1 7 BSN2 -1)
 - Copying data unit 0 (BSN 7)
 msg block (BSN 7, CS-1): 07 00 0e 37 4c 4c 43 20 50 41 43 4b 45 54 20 31 30 4c 4c 43 20 50 41 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654309 block=5 data=00 00 0e 37 4c 4c 43 20 50 41 43 4b 45 54 20 31 30 4c 4c 43 20 50 41 
@@ -2526,6 +2566,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (12) left in block: copy only remaining space, and we are done
 data block (BSN 8, CS-1): 1f 43 4b 45 54 20 31 31 4c 4c 43 20 50 41 43 4b 45 54 20 31 
+- need_padding 0 spb_status 0 spb 0(BSN1 8 BSN2 -1)
 - Copying data unit 0 (BSN 8)
 msg block (BSN 8, CS-1): 07 00 10 1f 43 4b 45 54 20 31 31 4c 4c 43 20 50 41 43 4b 45 54 20 31 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654314 block=6 data=00 00 10 1f 43 4b 45 54 20 31 31 4c 4c 43 20 50 41 43 4b 45 54 20 31 
@@ -2548,6 +2589,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (4) left in block: copy only remaining space, and we are done
 data block (BSN 9, CS-1): 06 37 32 4c 4c 43 20 50 41 43 4b 45 54 20 31 33 4c 4c 43 20 
+- need_padding 0 spb_status 0 spb 0(BSN1 9 BSN2 -1)
 - Copying data unit 0 (BSN 9)
 msg block (BSN 9, CS-1): 07 00 12 06 37 32 4c 4c 43 20 50 41 43 4b 45 54 20 31 33 4c 4c 43 20 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654318 block=7 data=00 00 12 06 37 32 4c 4c 43 20 50 41 43 4b 45 54 20 31 33 4c 4c 43 20 
@@ -2567,6 +2609,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (10) left in block: copy only remaining space, and we are done
 data block (BSN 10, CS-1): 27 50 41 43 4b 45 54 20 31 34 4c 4c 43 20 50 41 43 4b 45 54 
+- need_padding 0 spb_status 0 spb 0(BSN1 10 BSN2 -1)
 - Copying data unit 0 (BSN 10)
 msg block (BSN 10, CS-1): 07 00 14 27 50 41 43 4b 45 54 20 31 34 4c 4c 43 20 50 41 43 4b 45 54 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654322 block=8 data=00 00 14 27 50 41 43 4b 45 54 20 31 34 4c 4c 43 20 50 41 43 4b 45 54 
@@ -2589,6 +2632,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (2) left in block: copy only remaining space, and we are done
 data block (BSN 11, CS-1): 0e 37 20 31 35 4c 4c 43 20 50 41 43 4b 45 54 20 31 36 4c 4c 
+- need_padding 0 spb_status 0 spb 0(BSN1 11 BSN2 -1)
 - Copying data unit 0 (BSN 11)
 msg block (BSN 11, CS-1): 07 00 16 0e 37 20 31 35 4c 4c 43 20 50 41 43 4b 45 54 20 31 36 4c 4c 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654327 block=9 data=00 00 16 0e 37 20 31 35 4c 4c 43 20 50 41 43 4b 45 54 20 31 36 4c 4c 
@@ -2608,6 +2652,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (8) left in block: copy only remaining space, and we are done
 data block (BSN 12, CS-1): 2f 43 20 50 41 43 4b 45 54 20 31 37 4c 4c 43 20 50 41 43 4b 
+- need_padding 0 spb_status 0 spb 0(BSN1 12 BSN2 -1)
 - Copying data unit 0 (BSN 12)
 msg block (BSN 12, CS-1): 07 00 18 2f 43 20 50 41 43 4b 45 54 20 31 37 4c 4c 43 20 50 41 43 4b 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654331 block=10 data=00 00 18 2f 43 20 50 41 43 4b 45 54 20 31 37 4c 4c 43 20 50 41 43 4b 
@@ -2630,6 +2675,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW)len=13
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 data block (BSN 13, CS-1): 16 35 45 54 20 31 38 4c 4c 43 20 50 41 43 4b 45 54 20 31 39 
+- need_padding 0 spb_status 0 spb 0(BSN1 13 BSN2 -1)
 - Copying data unit 0 (BSN 13)
 msg block (BSN 13, CS-1): 07 00 1a 16 35 45 54 20 31 38 4c 4c 43 20 50 41 43 4b 45 54 20 31 39 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654335 block=11 data=00 00 1a 16 35 45 54 20 31 38 4c 4c 43 20 50 41 43 4b 45 54 20 31 39 
@@ -2649,6 +2695,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (6) left in block: copy only remaining space, and we are done
 data block (BSN 14, CS-1): 37 4c 4c 43 20 50 41 43 4b 45 54 20 32 30 4c 4c 43 20 50 41 
+- need_padding 0 spb_status 0 spb 0(BSN1 14 BSN2 -1)
 - Copying data unit 0 (BSN 14)
 msg block (BSN 14, CS-1): 07 00 1c 37 4c 4c 43 20 50 41 43 4b 45 54 20 32 30 4c 4c 43 20 50 41 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654340 block=0 data=00 00 1c 37 4c 4c 43 20 50 41 43 4b 45 54 20 32 30 4c 4c 43 20 50 41 
@@ -2668,6 +2715,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (12) left in block: copy only remaining space, and we are done
 data block (BSN 15, CS-1): 1f 43 4b 45 54 20 32 31 4c 4c 43 20 50 41 43 4b 45 54 20 32 
+- need_padding 0 spb_status 0 spb 0(BSN1 15 BSN2 -1)
 - Copying data unit 0 (BSN 15)
 msg block (BSN 15, CS-1): 07 00 1e 1f 43 4b 45 54 20 32 31 4c 4c 43 20 50 41 43 4b 45 54 20 32 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654344 block=1 data=00 00 1e 1f 43 4b 45 54 20 32 31 4c 4c 43 20 50 41 43 4b 45 54 20 32 
@@ -2690,6 +2738,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (4) left in block: copy only remaining space, and we are done
 data block (BSN 16, CS-1): 06 37 32 4c 4c 43 20 50 41 43 4b 45 54 20 32 33 4c 4c 43 20 
+- need_padding 0 spb_status 0 spb 0(BSN1 16 BSN2 -1)
 - Copying data unit 0 (BSN 16)
 msg block (BSN 16, CS-1): 07 00 20 06 37 32 4c 4c 43 20 50 41 43 4b 45 54 20 32 33 4c 4c 43 20 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654348 block=2 data=00 00 20 06 37 32 4c 4c 43 20 50 41 43 4b 45 54 20 32 33 4c 4c 43 20 
@@ -2709,6 +2758,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (10) left in block: copy only remaining space, and we are done
 data block (BSN 17, CS-1): 27 50 41 43 4b 45 54 20 32 34 4c 4c 43 20 50 41 43 4b 45 54 
+- need_padding 0 spb_status 0 spb 0(BSN1 17 BSN2 -1)
 - Copying data unit 0 (BSN 17)
 msg block (BSN 17, CS-1): 07 00 22 27 50 41 43 4b 45 54 20 32 34 4c 4c 43 20 50 41 43 4b 45 54 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654353 block=3 data=00 00 22 27 50 41 43 4b 45 54 20 32 34 4c 4c 43 20 50 41 43 4b 45 54 
@@ -2731,6 +2781,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (2) left in block: copy only remaining space, and we are done
 data block (BSN 18, CS-1): 0e 37 20 32 35 4c 4c 43 20 50 41 43 4b 45 54 20 32 36 4c 4c 
+- need_padding 0 spb_status 0 spb 0(BSN1 18 BSN2 -1)
 - Copying data unit 0 (BSN 18)
 msg block (BSN 18, CS-1): 07 00 24 0e 37 20 32 35 4c 4c 43 20 50 41 43 4b 45 54 20 32 36 4c 4c 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654357 block=4 data=00 00 24 0e 37 20 32 35 4c 4c 43 20 50 41 43 4b 45 54 20 32 36 4c 4c 
@@ -2750,6 +2801,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (8) left in block: copy only remaining space, and we are done
 data block (BSN 19, CS-1): 2f 43 20 50 41 43 4b 45 54 20 32 37 4c 4c 43 20 50 41 43 4b 
+- need_padding 0 spb_status 0 spb 0(BSN1 19 BSN2 -1)
 - Copying data unit 0 (BSN 19)
 msg block (BSN 19, CS-1): 07 00 26 2f 43 20 50 41 43 4b 45 54 20 32 37 4c 4c 43 20 50 41 43 4b 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654361 block=5 data=00 00 26 2f 43 20 50 41 43 4b 45 54 20 32 37 4c 4c 43 20 50 41 43 4b 
@@ -2772,6 +2824,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW)len=13
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 data block (BSN 20, CS-1): 16 35 45 54 20 32 38 4c 4c 43 20 50 41 43 4b 45 54 20 32 39 
+- need_padding 0 spb_status 0 spb 0(BSN1 20 BSN2 -1)
 - Copying data unit 0 (BSN 20)
 - Scheduling Ack/Nack polling, because 20 blocks sent.
 TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW): Scheduling polling at FN 2654379 TS 7
@@ -2795,6 +2848,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (6) left in block: copy only remaining space, and we are done
 data block (BSN 21, CS-1): 37 4c 4c 43 20 50 41 43 4b 45 54 20 33 30 4c 4c 43 20 50 41 
+- need_padding 0 spb_status 0 spb 0(BSN1 21 BSN2 -1)
 - Copying data unit 0 (BSN 21)
 msg block (BSN 21, CS-1): 07 00 2a 37 4c 4c 43 20 50 41 43 4b 45 54 20 33 30 4c 4c 43 20 50 41 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654370 block=7 data=00 00 2a 37 4c 4c 43 20 50 41 43 4b 45 54 20 33 30 4c 4c 43 20 50 41 
@@ -2814,6 +2868,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (12) left in block: copy only remaining space, and we are done
 data block (BSN 22, CS-1): 1f 43 4b 45 54 20 33 31 4c 4c 43 20 50 41 43 4b 45 54 20 33 
+- need_padding 0 spb_status 0 spb 0(BSN1 22 BSN2 -1)
 - Copying data unit 0 (BSN 22)
 msg block (BSN 22, CS-1): 07 00 2c 1f 43 4b 45 54 20 33 31 4c 4c 43 20 50 41 43 4b 45 54 20 33 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654374 block=8 data=07 00 2c 1f 43 4b 45 54 20 33 31 4c 4c 43 20 50 41 43 4b 45 54 20 33 
@@ -2836,6 +2891,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (4) left in block: copy only remaining space, and we are done
 data block (BSN 23, CS-1): 06 37 32 4c 4c 43 20 50 41 43 4b 45 54 20 33 33 4c 4c 43 20 
+- need_padding 0 spb_status 0 spb 0(BSN1 23 BSN2 -1)
 - Copying data unit 0 (BSN 23)
 msg block (BSN 23, CS-1): 07 00 2e 06 37 32 4c 4c 43 20 50 41 43 4b 45 54 20 33 33 4c 4c 43 20 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654379 block=9 data=00 00 2e 06 37 32 4c 4c 43 20 50 41 43 4b 45 54 20 33 33 4c 4c 43 20 
@@ -2855,6 +2911,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (10) left in block: copy only remaining space, and we are done
 data block (BSN 24, CS-1): 27 50 41 43 4b 45 54 20 33 34 4c 4c 43 20 50 41 43 4b 45 54 
+- need_padding 0 spb_status 0 spb 0(BSN1 24 BSN2 -1)
 - Copying data unit 0 (BSN 24)
 msg block (BSN 24, CS-1): 07 00 30 27 50 41 43 4b 45 54 20 33 34 4c 4c 43 20 50 41 43 4b 45 54 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654383 block=10 data=00 00 30 27 50 41 43 4b 45 54 20 33 34 4c 4c 43 20 50 41 43 4b 45 54 
@@ -2877,6 +2934,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (2) left in block: copy only remaining space, and we are done
 data block (BSN 25, CS-1): 0e 37 20 33 35 4c 4c 43 20 50 41 43 4b 45 54 20 33 36 4c 4c 
+- need_padding 0 spb_status 0 spb 0(BSN1 25 BSN2 -1)
 - Copying data unit 0 (BSN 25)
 msg block (BSN 25, CS-1): 07 00 32 0e 37 20 33 35 4c 4c 43 20 50 41 43 4b 45 54 20 33 36 4c 4c 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654387 block=11 data=00 00 32 0e 37 20 33 35 4c 4c 43 20 50 41 43 4b 45 54 20 33 36 4c 4c 
@@ -2896,6 +2954,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=13)
 -- Chunk with length 13 larger than space (8) left in block: copy only remaining space, and we are done
 data block (BSN 26, CS-1): 2f 43 20 50 41 43 4b 45 54 20 33 37 4c 4c 43 20 50 41 43 4b 
+- need_padding 0 spb_status 0 spb 0(BSN1 26 BSN2 -1)
 - Copying data unit 0 (BSN 26)
 msg block (BSN 26, CS-1): 07 00 34 2f 43 20 50 41 43 4b 45 54 20 33 37 4c 4c 43 20 50 41 43 4b 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654392 block=0 data=00 00 34 2f 43 20 50 41 43 4b 45 54 20 33 37 4c 4c 43 20 50 41 43 4b 
@@ -2918,6 +2977,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW)len=13
 TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FLOW) changes state from FLOW to FINISHED
 data block (BSN 27, CS-1): 16 35 45 54 20 33 38 4c 4c 43 20 50 41 43 4b 45 54 20 33 39 
+- need_padding 0 spb_status 0 spb 0(BSN1 27 BSN2 -1)
 - Copying data unit 0 (BSN 27)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FINISHED)
@@ -3028,6 +3088,7 @@
 - Dequeue next LLC for TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=21)
 -- Chunk with length 21 larger than space (20) left in block: copy only remaining space, and we are done
 data block (BSN 0, CS-1): 4c 4c 43 20 50 41 43 4b 45 54 20 30 30 20 28 54 42 46 20 32 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, CS-1): 07 02 01 4c 4c 43 20 50 41 43 4b 45 54 20 30 30 20 28 54 42 46 20 32 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654405 block=3 data=00 02 01 4c 4c 43 20 50 41 43 4b 45 54 20 30 30 20 28 54 42 46 20 32 
@@ -3047,6 +3108,7 @@
 - Dequeue next LLC for TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=21)
 -- Chunk with length 21 larger than space (18) left in block: copy only remaining space, and we are done
 data block (BSN 1, CS-1): 07 29 4c 4c 43 20 50 41 43 4b 45 54 20 30 31 20 28 54 42 46 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 msg block (BSN 1, CS-1): 07 02 02 07 29 4c 4c 43 20 50 41 43 4b 45 54 20 30 31 20 28 54 42 46 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654409 block=4 data=00 02 02 07 29 4c 4c 43 20 50 41 43 4b 45 54 20 30 31 20 28 54 42 46 
@@ -3066,6 +3128,7 @@
 - Dequeue next LLC for TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=21)
 -- Chunk with length 21 larger than space (16) left in block: copy only remaining space, and we are done
 data block (BSN 2, CS-1): 0f 20 32 29 4c 4c 43 20 50 41 43 4b 45 54 20 30 32 20 28 54 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 -1)
 - Copying data unit 0 (BSN 2)
 msg block (BSN 2, CS-1): 07 02 04 0f 20 32 29 4c 4c 43 20 50 41 43 4b 45 54 20 30 32 20 28 54 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654413 block=5 data=00 02 04 0f 20 32 29 4c 4c 43 20 50 41 43 4b 45 54 20 30 32 20 28 54 
@@ -3085,6 +3148,7 @@
 - Dequeue next LLC for TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=21)
 -- Chunk with length 21 larger than space (14) left in block: copy only remaining space, and we are done
 data block (BSN 3, CS-1): 17 42 46 20 32 29 4c 4c 43 20 50 41 43 4b 45 54 20 30 33 20 
+- need_padding 0 spb_status 0 spb 0(BSN1 3 BSN2 -1)
 - Copying data unit 0 (BSN 3)
 msg block (BSN 3, CS-1): 07 02 06 17 42 46 20 32 29 4c 4c 43 20 50 41 43 4b 45 54 20 30 33 20 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654418 block=6 data=00 02 06 17 42 46 20 32 29 4c 4c 43 20 50 41 43 4b 45 54 20 30 33 20 
@@ -3104,6 +3168,7 @@
 - Dequeue next LLC for TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=21)
 -- Chunk with length 21 larger than space (12) left in block: copy only remaining space, and we are done
 data block (BSN 4, CS-1): 1f 28 54 42 46 20 32 29 4c 4c 43 20 50 41 43 4b 45 54 20 30 
+- need_padding 0 spb_status 0 spb 0(BSN1 4 BSN2 -1)
 - Copying data unit 0 (BSN 4)
 msg block (BSN 4, CS-1): 07 02 08 1f 28 54 42 46 20 32 29 4c 4c 43 20 50 41 43 4b 45 54 20 30 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654422 block=7 data=00 02 08 1f 28 54 42 46 20 32 29 4c 4c 43 20 50 41 43 4b 45 54 20 30 
@@ -3123,6 +3188,7 @@
 - Dequeue next LLC for TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=21)
 -- Chunk with length 21 larger than space (10) left in block: copy only remaining space, and we are done
 data block (BSN 5, CS-1): 27 34 20 28 54 42 46 20 32 29 4c 4c 43 20 50 41 43 4b 45 54 
+- need_padding 0 spb_status 0 spb 0(BSN1 5 BSN2 -1)
 - Copying data unit 0 (BSN 5)
 msg block (BSN 5, CS-1): 07 02 0a 27 34 20 28 54 42 46 20 32 29 4c 4c 43 20 50 41 43 4b 45 54 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654426 block=8 data=00 02 0a 27 34 20 28 54 42 46 20 32 29 4c 4c 43 20 50 41 43 4b 45 54 
@@ -3142,6 +3208,7 @@
 - Dequeue next LLC for TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=21)
 -- Chunk with length 21 larger than space (8) left in block: copy only remaining space, and we are done
 data block (BSN 6, CS-1): 2f 20 30 35 20 28 54 42 46 20 32 29 4c 4c 43 20 50 41 43 4b 
+- need_padding 0 spb_status 0 spb 0(BSN1 6 BSN2 -1)
 - Copying data unit 0 (BSN 6)
 msg block (BSN 6, CS-1): 07 02 0c 2f 20 30 35 20 28 54 42 46 20 32 29 4c 4c 43 20 50 41 43 4b 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654431 block=9 data=00 02 0c 2f 20 30 35 20 28 54 42 46 20 32 29 4c 4c 43 20 50 41 43 4b 
@@ -3161,6 +3228,7 @@
 - Dequeue next LLC for TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=21)
 -- Chunk with length 21 larger than space (6) left in block: copy only remaining space, and we are done
 data block (BSN 7, CS-1): 37 45 54 20 30 36 20 28 54 42 46 20 32 29 4c 4c 43 20 50 41 
+- need_padding 0 spb_status 0 spb 0(BSN1 7 BSN2 -1)
 - Copying data unit 0 (BSN 7)
 msg block (BSN 7, CS-1): 07 02 0e 37 45 54 20 30 36 20 28 54 42 46 20 32 29 4c 4c 43 20 50 41 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654435 block=10 data=00 02 0e 37 45 54 20 30 36 20 28 54 42 46 20 32 29 4c 4c 43 20 50 41 
@@ -3180,6 +3248,7 @@
 - Dequeue next LLC for TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=21)
 -- Chunk with length 21 larger than space (4) left in block: copy only remaining space, and we are done
 data block (BSN 8, CS-1): 3f 43 4b 45 54 20 30 37 20 28 54 42 46 20 32 29 4c 4c 43 20 
+- need_padding 0 spb_status 0 spb 0(BSN1 8 BSN2 -1)
 - Copying data unit 0 (BSN 8)
 msg block (BSN 8, CS-1): 07 02 10 3f 43 4b 45 54 20 30 37 20 28 54 42 46 20 32 29 4c 4c 43 20 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654439 block=11 data=00 02 10 3f 43 4b 45 54 20 30 37 20 28 54 42 46 20 32 29 4c 4c 43 20 
@@ -3199,6 +3268,7 @@
 - Dequeue next LLC for TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FLOW) (len=21)
 -- Chunk with length 21 larger than space (2) left in block: copy only remaining space, and we are done
 data block (BSN 9, CS-1): 47 50 41 43 4b 45 54 20 30 38 20 28 54 42 46 20 32 29 4c 4c 
+- need_padding 0 spb_status 0 spb 0(BSN1 9 BSN2 -1)
 - Copying data unit 0 (BSN 9)
 msg block (BSN 9, CS-1): 07 02 12 47 50 41 43 4b 45 54 20 30 38 20 28 54 42 46 20 32 29 4c 4c 
 Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654444 block=0 data=00 02 12 47 50 41 43 4b 45 54 20 30 38 20 28 54 42 46 20 32 29 4c 4c 
@@ -3218,6 +3288,7 @@
 Complete DL frame for TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FLOW)len=21
 TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FLOW) changes state from FLOW to FINISHED
 data block (BSN 10, CS-1): 4d 43 20 50 41 43 4b 45 54 20 30 39 20 28 54 42 46 20 32 29 
+- need_padding 0 spb_status 0 spb 0(BSN1 10 BSN2 -1)
 - Copying data unit 0 (BSN 10)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 TBF(TFI=1 TLLI=0xf1223344 DIR=DL STATE=FINISHED): Scheduling polling at FN 2654461 TS 7
@@ -3698,6 +3769,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=10
 data block (BSN 0, MCS-1): 14 15 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3711,6 +3783,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=512)
 -- Chunk with length 512 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 1, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3721,6 +3794,7 @@
 - Sending new block at BSN 2, CS=MCS-1
 -- Chunk with length 490 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 2, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 -1)
 - Copying data unit 0 (BSN 2)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3731,6 +3805,7 @@
 - Sending new block at BSN 3, CS=MCS-1
 -- Chunk with length 468 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 3, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 3 BSN2 -1)
 - Copying data unit 0 (BSN 3)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3741,6 +3816,7 @@
 - Sending new block at BSN 4, CS=MCS-1
 -- Chunk with length 446 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 4, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 4 BSN2 -1)
 - Copying data unit 0 (BSN 4)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3751,6 +3827,7 @@
 - Sending new block at BSN 5, CS=MCS-1
 -- Chunk with length 424 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 5, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 5 BSN2 -1)
 - Copying data unit 0 (BSN 5)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3761,6 +3838,7 @@
 - Sending new block at BSN 6, CS=MCS-1
 -- Chunk with length 402 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 6, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 6 BSN2 -1)
 - Copying data unit 0 (BSN 6)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3771,6 +3849,7 @@
 - Sending new block at BSN 7, CS=MCS-1
 -- Chunk with length 380 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 7, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 7 BSN2 -1)
 - Copying data unit 0 (BSN 7)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3781,6 +3860,7 @@
 - Sending new block at BSN 8, CS=MCS-1
 -- Chunk with length 358 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 8, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 8 BSN2 -1)
 - Copying data unit 0 (BSN 8)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3791,6 +3871,7 @@
 - Sending new block at BSN 9, CS=MCS-1
 -- Chunk with length 336 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 9, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 9 BSN2 -1)
 - Copying data unit 0 (BSN 9)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3801,6 +3882,7 @@
 - Sending new block at BSN 10, CS=MCS-1
 -- Chunk with length 314 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 10, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 10 BSN2 -1)
 - Copying data unit 0 (BSN 10)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3811,6 +3893,7 @@
 - Sending new block at BSN 11, CS=MCS-1
 -- Chunk with length 292 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 11, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 11 BSN2 -1)
 - Copying data unit 0 (BSN 11)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3821,6 +3904,7 @@
 - Sending new block at BSN 12, CS=MCS-1
 -- Chunk with length 270 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 12, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 12 BSN2 -1)
 - Copying data unit 0 (BSN 12)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3831,6 +3915,7 @@
 - Sending new block at BSN 13, CS=MCS-1
 -- Chunk with length 248 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 13, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 13 BSN2 -1)
 - Copying data unit 0 (BSN 13)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3841,6 +3926,7 @@
 - Sending new block at BSN 14, CS=MCS-1
 -- Chunk with length 226 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 14, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 14 BSN2 -1)
 - Copying data unit 0 (BSN 14)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3851,6 +3937,7 @@
 - Sending new block at BSN 15, CS=MCS-1
 -- Chunk with length 204 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 15, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 15 BSN2 -1)
 - Copying data unit 0 (BSN 15)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3861,6 +3948,7 @@
 - Sending new block at BSN 16, CS=MCS-1
 -- Chunk with length 182 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 16, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 16 BSN2 -1)
 - Copying data unit 0 (BSN 16)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3871,6 +3959,7 @@
 - Sending new block at BSN 17, CS=MCS-1
 -- Chunk with length 160 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 17, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 17 BSN2 -1)
 - Copying data unit 0 (BSN 17)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3881,6 +3970,7 @@
 - Sending new block at BSN 18, CS=MCS-1
 -- Chunk with length 138 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 18, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 18 BSN2 -1)
 - Copying data unit 0 (BSN 18)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3891,6 +3981,7 @@
 - Sending new block at BSN 19, CS=MCS-1
 -- Chunk with length 116 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 19, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 19 BSN2 -1)
 - Copying data unit 0 (BSN 19)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3901,6 +3992,7 @@
 - Sending new block at BSN 20, CS=MCS-1
 -- Chunk with length 94 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 20, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 20 BSN2 -1)
 - Copying data unit 0 (BSN 20)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3911,6 +4003,7 @@
 - Sending new block at BSN 21, CS=MCS-1
 -- Chunk with length 72 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 21, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 21 BSN2 -1)
 - Copying data unit 0 (BSN 21)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3921,6 +4014,7 @@
 - Sending new block at BSN 22, CS=MCS-1
 -- Chunk with length 50 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 22, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 22 BSN2 -1)
 - Copying data unit 0 (BSN 22)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3931,6 +4025,7 @@
 - Sending new block at BSN 23, CS=MCS-1
 -- Chunk with length 28 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 23, MCS-1): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 23 BSN2 -1)
 - Copying data unit 0 (BSN 23)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -3946,6 +4041,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=14
 data block (BSN 24, MCS-1): 0c 1d 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 24 BSN2 -1)
 - Copying data unit 0 (BSN 24)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4006,6 +4102,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=16
 data block (BSN 0, MCS-2): 14 21 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4019,6 +4116,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=512)
 -- Chunk with length 512 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 1, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4029,6 +4127,7 @@
 - Sending new block at BSN 2, CS=MCS-2
 -- Chunk with length 484 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 2, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 -1)
 - Copying data unit 0 (BSN 2)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4039,6 +4138,7 @@
 - Sending new block at BSN 3, CS=MCS-2
 -- Chunk with length 456 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 3, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 3 BSN2 -1)
 - Copying data unit 0 (BSN 3)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4049,6 +4149,7 @@
 - Sending new block at BSN 4, CS=MCS-2
 -- Chunk with length 428 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 4, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 4 BSN2 -1)
 - Copying data unit 0 (BSN 4)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4059,6 +4160,7 @@
 - Sending new block at BSN 5, CS=MCS-2
 -- Chunk with length 400 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 5, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 5 BSN2 -1)
 - Copying data unit 0 (BSN 5)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4069,6 +4171,7 @@
 - Sending new block at BSN 6, CS=MCS-2
 -- Chunk with length 372 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 6, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 6 BSN2 -1)
 - Copying data unit 0 (BSN 6)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4079,6 +4182,7 @@
 - Sending new block at BSN 7, CS=MCS-2
 -- Chunk with length 344 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 7, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 7 BSN2 -1)
 - Copying data unit 0 (BSN 7)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4089,6 +4193,7 @@
 - Sending new block at BSN 8, CS=MCS-2
 -- Chunk with length 316 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 8, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 8 BSN2 -1)
 - Copying data unit 0 (BSN 8)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4099,6 +4204,7 @@
 - Sending new block at BSN 9, CS=MCS-2
 -- Chunk with length 288 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 9, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 9 BSN2 -1)
 - Copying data unit 0 (BSN 9)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4109,6 +4215,7 @@
 - Sending new block at BSN 10, CS=MCS-2
 -- Chunk with length 260 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 10, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 10 BSN2 -1)
 - Copying data unit 0 (BSN 10)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4119,6 +4226,7 @@
 - Sending new block at BSN 11, CS=MCS-2
 -- Chunk with length 232 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 11, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 11 BSN2 -1)
 - Copying data unit 0 (BSN 11)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4129,6 +4237,7 @@
 - Sending new block at BSN 12, CS=MCS-2
 -- Chunk with length 204 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 12, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 12 BSN2 -1)
 - Copying data unit 0 (BSN 12)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4139,6 +4248,7 @@
 - Sending new block at BSN 13, CS=MCS-2
 -- Chunk with length 176 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 13, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 13 BSN2 -1)
 - Copying data unit 0 (BSN 13)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4149,6 +4259,7 @@
 - Sending new block at BSN 14, CS=MCS-2
 -- Chunk with length 148 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 14, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 14 BSN2 -1)
 - Copying data unit 0 (BSN 14)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4159,6 +4270,7 @@
 - Sending new block at BSN 15, CS=MCS-2
 -- Chunk with length 120 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 15, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 15 BSN2 -1)
 - Copying data unit 0 (BSN 15)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4169,6 +4281,7 @@
 - Sending new block at BSN 16, CS=MCS-2
 -- Chunk with length 92 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 16, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 16 BSN2 -1)
 - Copying data unit 0 (BSN 16)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4179,6 +4292,7 @@
 - Sending new block at BSN 17, CS=MCS-2
 -- Chunk with length 64 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 17, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 17 BSN2 -1)
 - Copying data unit 0 (BSN 17)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4189,6 +4303,7 @@
 - Sending new block at BSN 18, CS=MCS-2
 -- Chunk with length 36 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 18, MCS-2): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 18 BSN2 -1)
 - Copying data unit 0 (BSN 18)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4204,6 +4319,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=18
 data block (BSN 19, MCS-2): 10 25 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 19 BSN2 -1)
 - Copying data unit 0 (BSN 19)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4264,6 +4380,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=25
 data block (BSN 0, MCS-3): 14 33 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4277,6 +4394,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=512)
 -- Chunk with length 512 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 1, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4287,6 +4405,7 @@
 - Sending new block at BSN 2, CS=MCS-3
 -- Chunk with length 475 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 2, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 -1)
 - Copying data unit 0 (BSN 2)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4297,6 +4416,7 @@
 - Sending new block at BSN 3, CS=MCS-3
 -- Chunk with length 438 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 3, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 3 BSN2 -1)
 - Copying data unit 0 (BSN 3)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4307,6 +4427,7 @@
 - Sending new block at BSN 4, CS=MCS-3
 -- Chunk with length 401 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 4, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 4 BSN2 -1)
 - Copying data unit 0 (BSN 4)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4317,6 +4438,7 @@
 - Sending new block at BSN 5, CS=MCS-3
 -- Chunk with length 364 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 5, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 5 BSN2 -1)
 - Copying data unit 0 (BSN 5)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4327,6 +4449,7 @@
 - Sending new block at BSN 6, CS=MCS-3
 -- Chunk with length 327 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 6, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 6 BSN2 -1)
 - Copying data unit 0 (BSN 6)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4337,6 +4460,7 @@
 - Sending new block at BSN 7, CS=MCS-3
 -- Chunk with length 290 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 7, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 7 BSN2 -1)
 - Copying data unit 0 (BSN 7)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4347,6 +4471,7 @@
 - Sending new block at BSN 8, CS=MCS-3
 -- Chunk with length 253 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 8, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 8 BSN2 -1)
 - Copying data unit 0 (BSN 8)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4357,6 +4482,7 @@
 - Sending new block at BSN 9, CS=MCS-3
 -- Chunk with length 216 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 9, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 9 BSN2 -1)
 - Copying data unit 0 (BSN 9)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4367,6 +4493,7 @@
 - Sending new block at BSN 10, CS=MCS-3
 -- Chunk with length 179 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 10, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 10 BSN2 -1)
 - Copying data unit 0 (BSN 10)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4377,6 +4504,7 @@
 - Sending new block at BSN 11, CS=MCS-3
 -- Chunk with length 142 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 11, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 11 BSN2 -1)
 - Copying data unit 0 (BSN 11)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4387,6 +4515,7 @@
 - Sending new block at BSN 12, CS=MCS-3
 -- Chunk with length 105 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 12, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 12 BSN2 -1)
 - Copying data unit 0 (BSN 12)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4397,6 +4526,7 @@
 - Sending new block at BSN 13, CS=MCS-3
 -- Chunk with length 68 larger than space (37) left in block: copy only remaining space, and we are done
 data block (BSN 13, MCS-3): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 13 BSN2 -1)
 - Copying data unit 0 (BSN 13)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4410,6 +4540,7 @@
 -- Empty chunk, added LLC dummy command of size 6, drained_since=0
 -- Chunk with length 6 larger than space (5) left in block: copy only remaining space, and we are done
 data block (BSN 14, MCS-3): 3f 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 14 BSN2 -1)
 - Copying data unit 0 (BSN 14)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4425,6 +4556,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=34
 data block (BSN 15, MCS-3): 02 45 2b 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 15 BSN2 -1)
 - Copying data unit 0 (BSN 15)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4485,6 +4617,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=32
 data block (BSN 0, MCS-4): 14 41 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4498,6 +4631,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=512)
 -- Chunk with length 512 larger than space (44) left in block: copy only remaining space, and we are done
 data block (BSN 1, MCS-4): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4508,6 +4642,7 @@
 - Sending new block at BSN 2, CS=MCS-4
 -- Chunk with length 468 larger than space (44) left in block: copy only remaining space, and we are done
 data block (BSN 2, MCS-4): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 -1)
 - Copying data unit 0 (BSN 2)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4518,6 +4653,7 @@
 - Sending new block at BSN 3, CS=MCS-4
 -- Chunk with length 424 larger than space (44) left in block: copy only remaining space, and we are done
 data block (BSN 3, MCS-4): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 3 BSN2 -1)
 - Copying data unit 0 (BSN 3)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4528,6 +4664,7 @@
 - Sending new block at BSN 4, CS=MCS-4
 -- Chunk with length 380 larger than space (44) left in block: copy only remaining space, and we are done
 data block (BSN 4, MCS-4): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 4 BSN2 -1)
 - Copying data unit 0 (BSN 4)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4538,6 +4675,7 @@
 - Sending new block at BSN 5, CS=MCS-4
 -- Chunk with length 336 larger than space (44) left in block: copy only remaining space, and we are done
 data block (BSN 5, MCS-4): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 5 BSN2 -1)
 - Copying data unit 0 (BSN 5)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4548,6 +4686,7 @@
 - Sending new block at BSN 6, CS=MCS-4
 -- Chunk with length 292 larger than space (44) left in block: copy only remaining space, and we are done
 data block (BSN 6, MCS-4): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 6 BSN2 -1)
 - Copying data unit 0 (BSN 6)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4558,6 +4697,7 @@
 - Sending new block at BSN 7, CS=MCS-4
 -- Chunk with length 248 larger than space (44) left in block: copy only remaining space, and we are done
 data block (BSN 7, MCS-4): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 7 BSN2 -1)
 - Copying data unit 0 (BSN 7)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4568,6 +4708,7 @@
 - Sending new block at BSN 8, CS=MCS-4
 -- Chunk with length 204 larger than space (44) left in block: copy only remaining space, and we are done
 data block (BSN 8, MCS-4): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 8 BSN2 -1)
 - Copying data unit 0 (BSN 8)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4578,6 +4719,7 @@
 - Sending new block at BSN 9, CS=MCS-4
 -- Chunk with length 160 larger than space (44) left in block: copy only remaining space, and we are done
 data block (BSN 9, MCS-4): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 9 BSN2 -1)
 - Copying data unit 0 (BSN 9)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4588,6 +4730,7 @@
 - Sending new block at BSN 10, CS=MCS-4
 -- Chunk with length 116 larger than space (44) left in block: copy only remaining space, and we are done
 data block (BSN 10, MCS-4): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 10 BSN2 -1)
 - Copying data unit 0 (BSN 10)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4598,6 +4741,7 @@
 - Sending new block at BSN 11, CS=MCS-4
 -- Chunk with length 72 larger than space (44) left in block: copy only remaining space, and we are done
 data block (BSN 11, MCS-4): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 11 BSN2 -1)
 - Copying data unit 0 (BSN 11)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4613,6 +4757,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=14
 data block (BSN 12, MCS-4): 38 1d 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 12 BSN2 -1)
 - Copying data unit 0 (BSN 12)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4673,6 +4818,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=44
 data block (BSN 0, MCS-5): 14 59 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4686,6 +4832,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=512)
 -- Chunk with length 512 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 1, MCS-5): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4696,6 +4843,7 @@
 - Sending new block at BSN 2, CS=MCS-5
 -- Chunk with length 456 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 2, MCS-5): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 -1)
 - Copying data unit 0 (BSN 2)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4706,6 +4854,7 @@
 - Sending new block at BSN 3, CS=MCS-5
 -- Chunk with length 400 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 3, MCS-5): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 3 BSN2 -1)
 - Copying data unit 0 (BSN 3)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4716,6 +4865,7 @@
 - Sending new block at BSN 4, CS=MCS-5
 -- Chunk with length 344 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 4, MCS-5): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 4 BSN2 -1)
 - Copying data unit 0 (BSN 4)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4726,6 +4876,7 @@
 - Sending new block at BSN 5, CS=MCS-5
 -- Chunk with length 288 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 5, MCS-5): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 5 BSN2 -1)
 - Copying data unit 0 (BSN 5)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4736,6 +4887,7 @@
 - Sending new block at BSN 6, CS=MCS-5
 -- Chunk with length 232 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 6, MCS-5): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 6 BSN2 -1)
 - Copying data unit 0 (BSN 6)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4746,6 +4898,7 @@
 - Sending new block at BSN 7, CS=MCS-5
 -- Chunk with length 176 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 7, MCS-5): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 7 BSN2 -1)
 - Copying data unit 0 (BSN 7)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4756,6 +4909,7 @@
 - Sending new block at BSN 8, CS=MCS-5
 -- Chunk with length 120 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 8, MCS-5): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 8 BSN2 -1)
 - Copying data unit 0 (BSN 8)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4766,6 +4920,7 @@
 - Sending new block at BSN 9, CS=MCS-5
 -- Chunk with length 64 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 9, MCS-5): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 9 BSN2 -1)
 - Copying data unit 0 (BSN 9)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4781,6 +4936,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=46
 data block (BSN 10, MCS-5): 10 5d 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 10 BSN2 -1)
 - Copying data unit 0 (BSN 10)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4841,6 +4997,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=62
 data block (BSN 0, MCS-6): 14 7d 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4854,6 +5011,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=512)
 -- Chunk with length 512 larger than space (74) left in block: copy only remaining space, and we are done
 data block (BSN 1, MCS-6): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4864,6 +5022,7 @@
 - Sending new block at BSN 2, CS=MCS-6
 -- Chunk with length 438 larger than space (74) left in block: copy only remaining space, and we are done
 data block (BSN 2, MCS-6): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 -1)
 - Copying data unit 0 (BSN 2)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4874,6 +5033,7 @@
 - Sending new block at BSN 3, CS=MCS-6
 -- Chunk with length 364 larger than space (74) left in block: copy only remaining space, and we are done
 data block (BSN 3, MCS-6): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 3 BSN2 -1)
 - Copying data unit 0 (BSN 3)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4884,6 +5044,7 @@
 - Sending new block at BSN 4, CS=MCS-6
 -- Chunk with length 290 larger than space (74) left in block: copy only remaining space, and we are done
 data block (BSN 4, MCS-6): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 4 BSN2 -1)
 - Copying data unit 0 (BSN 4)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4894,6 +5055,7 @@
 - Sending new block at BSN 5, CS=MCS-6
 -- Chunk with length 216 larger than space (74) left in block: copy only remaining space, and we are done
 data block (BSN 5, MCS-6): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 5 BSN2 -1)
 - Copying data unit 0 (BSN 5)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4904,6 +5066,7 @@
 - Sending new block at BSN 6, CS=MCS-6
 -- Chunk with length 142 larger than space (74) left in block: copy only remaining space, and we are done
 data block (BSN 6, MCS-6): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 6 BSN2 -1)
 - Copying data unit 0 (BSN 6)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4917,6 +5080,7 @@
 -- Empty chunk, added LLC dummy command of size 6, drained_since=0
 -- Chunk with length 6 larger than space (5) left in block: copy only remaining space, and we are done
 data block (BSN 7, MCS-6): 89 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 7 BSN2 -1)
 - Copying data unit 0 (BSN 7)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4932,6 +5096,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=71
 data block (BSN 8, MCS-6): 02 8f 2b 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 8 BSN2 -1)
 - Copying data unit 0 (BSN 8)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -4993,6 +5158,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=44
 data block (BSN 0, MCS-7): 14 59 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
 - Restarting at BSN 0, because all blocks have been transmitted (FLOW).
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -5002,12 +5168,13 @@
 Received RTS for PDCH: TRX=0 TS=4 FN=8 block_nr=2 scheduling free USF for polling at FN=13 of TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
 Scheduling data message at RTS for DL TFI=0 (TRX=0, TS=4) prio=3
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
-- current_cs_dl(5) demanded_mcs(7) cs_trans(7)
+- initial_cs_dl(7) last_mcs(5) demanded_mcs(7) cs_trans(7) arq_type(1) bsn(0)
 - Resending BSN 0
 - Sending new block at BSN 1, CS=MCS-7
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=512)
 -- Chunk with length 512 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 1, MCS-7): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 1)
 - Copying data unit 0 (BSN 0)
 - Copying data unit 1 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5022,6 +5189,7 @@
 - Sending new block at BSN 3, CS=MCS-7
 -- Chunk with length 400 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 3, MCS-7): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 3)
 - Copying data unit 0 (BSN 2)
 - Copying data unit 1 (BSN 3)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5036,6 +5204,7 @@
 - Sending new block at BSN 5, CS=MCS-7
 -- Chunk with length 288 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 5, MCS-7): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 4 BSN2 5)
 - Copying data unit 0 (BSN 4)
 - Copying data unit 1 (BSN 5)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5050,6 +5219,7 @@
 - Sending new block at BSN 7, CS=MCS-7
 -- Chunk with length 176 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 7, MCS-7): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 6 BSN2 7)
 - Copying data unit 0 (BSN 6)
 - Copying data unit 1 (BSN 7)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5064,6 +5234,7 @@
 - Sending new block at BSN 9, CS=MCS-7
 -- Chunk with length 64 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 9, MCS-7): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 8 BSN2 9)
 - Copying data unit 0 (BSN 8)
 - Copying data unit 1 (BSN 9)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5081,6 +5252,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=46
 data block (BSN 10, MCS-7): 10 5d 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
 - Restarting at BSN 0, because all blocks have been transmitted (FLOW).
+- need_padding 0 spb_status 0 spb 0(BSN1 10 BSN2 -1)
 - Copying data unit 0 (BSN 10)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -5142,6 +5314,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=56
 data block (BSN 0, MCS-8): 14 71 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
 - Restarting at BSN 0, because all blocks have been transmitted (FLOW).
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 - Copying data unit 1 (BSN 0)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5152,12 +5325,13 @@
 Received RTS for PDCH: TRX=0 TS=4 FN=8 block_nr=2 scheduling free USF for polling at FN=13 of TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
 Scheduling data message at RTS for DL TFI=0 (TRX=0, TS=4) prio=3
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
-- current_cs_dl(8) demanded_mcs(8) cs_trans(8)
+- initial_cs_dl(8) last_mcs(8) demanded_mcs(8) cs_trans(8) arq_type(1) bsn(0)
 - Resending BSN 0
 - Sending new block at BSN 1, CS=MCS-8
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=512)
 -- Chunk with length 512 larger than space (68) left in block: copy only remaining space, and we are done
 data block (BSN 1, MCS-8): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 1)
 - Copying data unit 0 (BSN 0)
 - Copying data unit 1 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5172,6 +5346,7 @@
 - Sending new block at BSN 3, CS=MCS-8
 -- Chunk with length 376 larger than space (68) left in block: copy only remaining space, and we are done
 data block (BSN 3, MCS-8): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 3)
 - Copying data unit 0 (BSN 2)
 - Copying data unit 1 (BSN 3)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5186,6 +5361,7 @@
 - Sending new block at BSN 5, CS=MCS-8
 -- Chunk with length 240 larger than space (68) left in block: copy only remaining space, and we are done
 data block (BSN 5, MCS-8): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 4 BSN2 5)
 - Copying data unit 0 (BSN 4)
 - Copying data unit 1 (BSN 5)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5200,6 +5376,7 @@
 - Sending new block at BSN 7, CS=MCS-8
 -- Chunk with length 104 larger than space (68) left in block: copy only remaining space, and we are done
 data block (BSN 7, MCS-8): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 6 BSN2 7)
 - Copying data unit 0 (BSN 6)
 - Copying data unit 1 (BSN 7)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5217,6 +5394,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=30
 data block (BSN 8, MCS-8): 48 3d 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
 - Restarting at BSN 0, because all blocks have been transmitted (FLOW).
+- need_padding 0 spb_status 0 spb 0(BSN1 8 BSN2 -1)
 - Copying data unit 0 (BSN 8)
 - Copying data unit 1 (BSN 8)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5279,6 +5457,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=62
 data block (BSN 0, MCS-9): 14 7d 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
 - Restarting at BSN 0, because all blocks have been transmitted (FLOW).
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -5288,12 +5467,13 @@
 Received RTS for PDCH: TRX=0 TS=4 FN=8 block_nr=2 scheduling free USF for polling at FN=13 of TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
 Scheduling data message at RTS for DL TFI=0 (TRX=0, TS=4) prio=3
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
-- current_cs_dl(6) demanded_mcs(9) cs_trans(9)
+- initial_cs_dl(9) last_mcs(6) demanded_mcs(9) cs_trans(9) arq_type(1) bsn(0)
 - Resending BSN 0
 - Sending new block at BSN 1, CS=MCS-9
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=512)
 -- Chunk with length 512 larger than space (74) left in block: copy only remaining space, and we are done
 data block (BSN 1, MCS-9): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 1)
 - Copying data unit 0 (BSN 0)
 - Copying data unit 1 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5308,6 +5488,7 @@
 - Sending new block at BSN 3, CS=MCS-9
 -- Chunk with length 364 larger than space (74) left in block: copy only remaining space, and we are done
 data block (BSN 3, MCS-9): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 2 BSN2 3)
 - Copying data unit 0 (BSN 2)
 - Copying data unit 1 (BSN 3)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5322,6 +5503,7 @@
 - Sending new block at BSN 5, CS=MCS-9
 -- Chunk with length 216 larger than space (74) left in block: copy only remaining space, and we are done
 data block (BSN 5, MCS-9): 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 
+- need_padding 0 spb_status 0 spb 0(BSN1 4 BSN2 5)
 - Copying data unit 0 (BSN 4)
 - Copying data unit 1 (BSN 5)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5339,6 +5521,7 @@
 -- Empty chunk, added LLC dummy command of size 6, drained_since=0
 -- Chunk with length 6 larger than space (5) left in block: copy only remaining space, and we are done
 data block (BSN 7, MCS-9): 89 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 43 c0 01 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 6 BSN2 7)
 - Copying data unit 0 (BSN 6)
 - Copying data unit 1 (BSN 7)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5356,6 +5539,7 @@
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=71
 data block (BSN 8, MCS-9): 02 8f 2b 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
 - Restarting at BSN 0, because all blocks have been transmitted (FLOW).
+- need_padding 0 spb_status 0 spb 0(BSN1 8 BSN2 -1)
 - Copying data unit 0 (BSN 8)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 Polling is already scheduled for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)
@@ -5402,11 +5586,13 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=100)
 -- Chunk with length 100 larger than space (74) left in block: copy only remaining space, and we are done
 data block (BSN 0, MCS-6): 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, MCS-6): 07 00 00 10 40 80 c0 00 41 81 c1 01 42 82 c2 02 43 83 c3 03 44 84 c4 04 45 85 c5 05 46 86 c6 06 47 87 c7 07 48 88 c8 08 49 89 c9 09 4a 8a ca 0a 4b 8b cb 0b 4c 8c cc 0c 4d 8d cd 0d 4e 8e ce 0e 4f 8f cf 0f 50 90 d0 10 51 91 d1 11 52 12 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
-- current_cs_dl(6) demanded_mcs(6) cs_trans(6)
+- initial_cs_dl(6) last_mcs(6) demanded_mcs(6) cs_trans(6) arq_type(1) bsn(0)
 - Resending BSN 0
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, MCS-6): 07 00 00 12 40 80 c0 00 41 81 c1 01 42 82 c2 02 43 83 c3 03 44 84 c4 04 45 85 c5 05 46 86 c6 06 47 87 c7 07 48 88 c8 08 49 89 c9 09 4a 8a ca 0a 4b 8b cb 0b 4c 8c cc 0c 4d 8d cd 0d 4e 8e ce 0e 4f 8f cf 0f 50 90 d0 10 51 91 d1 11 52 12 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
@@ -5450,11 +5636,13 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=100)
 -- Chunk with length 100 larger than space (22) left in block: copy only remaining space, and we are done
 data block (BSN 0, MCS-1): 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, MCS-1): 07 00 00 96 00 02 04 06 08 0a 0c 0e 10 12 14 16 18 1a 1c 1e 20 22 24 26 28 2a 00 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
-- current_cs_dl(1) demanded_mcs(1) cs_trans(1)
+- initial_cs_dl(1) last_mcs(1) demanded_mcs(1) cs_trans(1) arq_type(1) bsn(0)
 - Resending BSN 0
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, MCS-1): 07 00 00 98 00 02 04 06 08 0a 0c 0e 10 12 14 16 18 1a 1c 1e 20 22 24 26 28 2a 00 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
@@ -5498,11 +5686,13 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=100)
 -- Chunk with length 100 larger than space (28) left in block: copy only remaining space, and we are done
 data block (BSN 0, MCS-2): 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 16 17 18 19 1a 1b 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, MCS-2): 07 00 00 92 00 02 04 06 08 0a 0c 0e 10 12 14 16 18 1a 1c 1e 20 22 24 26 28 2a 2c 2e 30 32 34 36 00 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
-- current_cs_dl(2) demanded_mcs(2) cs_trans(2)
+- initial_cs_dl(2) last_mcs(2) demanded_mcs(2) cs_trans(2) arq_type(1) bsn(0)
 - Resending BSN 0
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, MCS-2): 07 00 00 94 00 02 04 06 08 0a 0c 0e 10 12 14 16 18 1a 1c 1e 20 22 24 26 28 2a 2c 2e 30 32 34 36 00 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
@@ -5546,6 +5736,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=100)
 -- Chunk with length 100 larger than space (56) left in block: copy only remaining space, and we are done
 data block (BSN 0, MCS-5): 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, MCS-5): 07 00 00 18 40 80 c0 00 41 81 c1 01 42 82 c2 02 43 83 c3 03 44 84 c4 04 45 85 c5 05 46 86 c6 06 47 87 c7 07 48 88 c8 08 49 89 c9 09 4a 8a ca 0a 4b 8b cb 0b 4c 8c cc 0c 4d 8d cd 0d 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
@@ -5557,6 +5748,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=10
 data block (BSN 1, MCS-5): 58 15 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 43 c0 01 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS): Scheduling polling at FN 21 TS 4
@@ -5564,10 +5756,11 @@
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Scheduled Ack/Nack polling on FN=21, TS=4
 msg block (BSN 1, MCS-5): 0f 40 00 08 56 05 4e 8e ce 0e 4f 8f cf 0f 50 90 d0 10 51 91 d1 11 52 92 d2 12 53 93 d3 13 54 94 d4 14 55 95 d5 15 56 96 d6 16 57 97 d7 17 58 98 d8 d8 10 70 c0 ca ca ca ca ca ca 0a 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==2)
-- current_cs_dl(5) demanded_mcs(7) cs_trans(7)
+- initial_cs_dl(5) last_mcs(5) demanded_mcs(7) cs_trans(7) arq_type(1) bsn(0)
 - Resending BSN 0
-- current_cs_dl(5) demanded_mcs(7) cs_trans(7)
+- initial_cs_dl(5) last_mcs(5) demanded_mcs(7) cs_trans(7) arq_type(1) bsn(1)
 - Resending BSN 1
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 1)
 - Copying data unit 0 (BSN 0)
 - Copying data unit 1 (BSN 1)
 msg block (BSN 0, MCS-7): 07 00 00 02 c0 01 04 08 0c 10 14 18 1c 20 24 28 2c 30 34 38 3c 40 44 48 4c 50 54 58 5c 60 64 68 6c 70 74 78 7c 80 84 88 8c 90 94 98 9c a0 a4 a8 ac b0 b4 b8 bc c0 c4 c8 cc d0 d4 d8 dc 80 55 81 93 a3 b3 c3 d3 e3 f3 03 14 24 34 44 54 64 74 84 94 a4 b4 c4 d4 e4 f4 04 15 25 35 45 55 65 75 85 95 a5 b5 c5 d5 e5 f5 05 16 26 36 36 04 1c b0 b2 b2 b2 b2 b2 b2 02 
@@ -5612,6 +5805,7 @@
 - Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=100)
 -- Chunk with length 100 larger than space (74) left in block: copy only remaining space, and we are done
 data block (BSN 0, MCS-6): 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, MCS-6): 07 00 00 10 40 80 c0 00 41 81 c1 01 42 82 c2 02 43 83 c3 03 44 84 c4 04 45 85 c5 05 46 86 c6 06 47 87 c7 07 48 88 c8 08 49 89 c9 09 4a 8a ca 0a 4b 8b cb 0b 4c 8c cc 0c 4d 8d cd 0d 4e 8e ce 0e 4f 8f cf 0f 50 90 d0 10 51 91 d1 11 52 12 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
@@ -5623,6 +5817,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=46
 data block (BSN 1, MCS-6): 34 5d 4a 4b 4c 4d 4e 4f 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS): Scheduling polling at FN 21 TS 4
@@ -5630,10 +5825,11 @@
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Scheduled Ack/Nack polling on FN=21, TS=4
 msg block (BSN 1, MCS-6): 0f 40 00 00 4d 97 d2 12 53 93 d3 13 54 94 d4 14 55 95 d5 15 56 96 d6 16 57 97 d7 17 58 98 d8 d8 10 70 c0 ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca 0a 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==2)
-- current_cs_dl(6) demanded_mcs(9) cs_trans(9)
+- initial_cs_dl(6) last_mcs(6) demanded_mcs(9) cs_trans(9) arq_type(1) bsn(0)
 - Resending BSN 0
-- current_cs_dl(6) demanded_mcs(9) cs_trans(9)
+- initial_cs_dl(6) last_mcs(6) demanded_mcs(9) cs_trans(9) arq_type(1) bsn(1)
 - Resending BSN 1
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 1)
 - Copying data unit 0 (BSN 0)
 - Copying data unit 1 (BSN 1)
 msg block (BSN 0, MCS-9): 07 00 00 02 28 01 04 08 0c 10 14 18 1c 20 24 28 2c 30 34 38 3c 40 44 48 4c 50 54 58 5c 60 64 68 6c 70 74 78 7c 80 84 88 8c 90 94 98 9c a0 a4 a8 ac b0 b4 b8 bc c0 c4 c8 cc d0 d4 d8 dc e0 e4 e8 ec f0 f4 f8 fc 00 05 09 0d 11 15 19 1d 21 25 41 d3 a5 b4 c4 d4 e4 f4 04 15 25 35 45 55 65 75 85 95 a5 b5 c5 d5 e5 f5 05 16 26 36 36 04 1c b0 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 02 
@@ -5686,6 +5882,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=10
 data block (BSN 1, MCS-7): 58 15 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 43 c0 01 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 1)
 - Copying data unit 0 (BSN 0)
 - Copying data unit 1 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5694,13 +5891,15 @@
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Scheduled Ack/Nack polling on FN=17, TS=4
 msg block (BSN 0, MCS-7): 0f 00 00 02 a0 01 04 08 0c 10 14 18 1c 20 24 28 2c 30 34 38 3c 40 44 48 4c 50 54 58 5c 60 64 68 6c 70 74 78 7c 80 84 88 8c 90 94 98 9c a0 a4 a8 ac b0 b4 b8 bc c0 c4 c8 cc d0 d4 d8 dc 80 55 81 93 a3 b3 c3 d3 e3 f3 03 14 24 34 44 54 64 74 84 94 a4 b4 c4 d4 e4 f4 04 15 25 35 45 55 65 75 85 95 a5 b5 c5 d5 e5 f5 05 16 26 36 36 04 1c b0 b2 b2 b2 b2 b2 b2 02 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==2)
-- current_cs_dl(7) demanded_mcs(5) cs_trans(5)
+- initial_cs_dl(7) last_mcs(7) demanded_mcs(5) cs_trans(5) arq_type(1) bsn(0)
 - Resending BSN 0
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, MCS-5): 07 00 00 18 40 80 c0 00 41 81 c1 01 42 82 c2 02 43 83 c3 03 44 84 c4 04 45 85 c5 05 46 86 c6 06 47 87 c7 07 48 88 c8 08 49 89 c9 09 4a 8a ca 0a 4b 8b cb 0b 4c 8c cc 0c 4d 8d cd 0d 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==2)
-- current_cs_dl(7) demanded_mcs(5) cs_trans(5)
+- initial_cs_dl(7) last_mcs(7) demanded_mcs(5) cs_trans(5) arq_type(1) bsn(1)
 - Resending BSN 1
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 msg block (BSN 1, MCS-5): 07 40 00 08 56 05 4e 8e ce 0e 4f 8f cf 0f 50 90 d0 10 51 91 d1 11 52 92 d2 12 53 93 d3 13 54 94 d4 14 55 95 d5 15 56 96 d6 16 57 97 d7 17 58 98 d8 d8 10 70 c0 ca ca ca ca ca ca 0a 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
@@ -5752,6 +5951,7 @@
 -- No space left, so we are done.
 Complete DL frame for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS)len=46
 data block (BSN 1, MCS-9): 34 5d 4a 4b 4c 4d 4e 4f 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f 60 61 62 63 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 1)
 - Copying data unit 0 (BSN 0)
 - Copying data unit 1 (BSN 1)
 - Scheduling Ack/Nack polling, because is was requested explicitly (e.g. first final block sent).
@@ -5760,13 +5960,15 @@
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Scheduled Ack/Nack polling on FN=17, TS=4
 msg block (BSN 0, MCS-9): 0f 00 00 02 00 01 04 08 0c 10 14 18 1c 20 24 28 2c 30 34 38 3c 40 44 48 4c 50 54 58 5c 60 64 68 6c 70 74 78 7c 80 84 88 8c 90 94 98 9c a0 a4 a8 ac b0 b4 b8 bc c0 c4 c8 cc d0 d4 d8 dc e0 e4 e8 ec f0 f4 f8 fc 00 05 09 0d 11 15 19 1d 21 25 41 d3 a5 b4 c4 d4 e4 f4 04 15 25 35 45 55 65 75 85 95 a5 b5 c5 d5 e5 f5 05 16 26 36 36 04 1c b0 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 b2 02 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==2)
-- current_cs_dl(9) demanded_mcs(6) cs_trans(6)
+- initial_cs_dl(9) last_mcs(9) demanded_mcs(6) cs_trans(6) arq_type(1) bsn(0)
 - Resending BSN 0
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
 - Copying data unit 0 (BSN 0)
 msg block (BSN 0, MCS-6): 07 00 00 12 40 80 c0 00 41 81 c1 01 42 82 c2 02 43 83 c3 03 44 84 c4 04 45 85 c5 05 46 86 c6 06 47 87 c7 07 48 88 c8 08 49 89 c9 09 4a 8a ca 0a 4b 8b cb 0b 4c 8c cc 0c 4d 8d cd 0d 4e 8e ce 0e 4f 8f cf 0f 50 90 d0 10 51 91 d1 11 52 12 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==2)
-- current_cs_dl(9) demanded_mcs(6) cs_trans(6)
+- initial_cs_dl(9) last_mcs(9) demanded_mcs(6) cs_trans(6) arq_type(1) bsn(1)
 - Resending BSN 1
+- need_padding 0 spb_status 0 spb 0(BSN1 1 BSN2 -1)
 - Copying data unit 0 (BSN 1)
 msg block (BSN 1, MCS-6): 07 40 00 02 4d 97 d2 12 53 93 d3 13 54 94 d4 14 55 95 d5 15 56 96 d6 16 57 97 d7 17 58 98 d8 d8 10 70 c0 ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca ca 0a 
 TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
@@ -5780,3 +5982,233 @@
 Detaching TBF from MS object, TLLI = 0xffeeddcc, TBF = TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS)
 Destroying MS object, TLLI = 0xffeeddcc
 ********** TBF ends here **********
+Searching for first unallocated TFI: TRX=0
+ Found TFI=0.
+********** TBF starts here **********
+Allocating DL TBF: MS_CLASS=11/11
+Creating MS object, TLLI = 0x00000000
+Modifying MS object, TLLI = 0x00000000, MS class 0 -> 11
+Modifying MS object, TLLI = 0x00000000, EGPRS MS class 0 -> 11
+Enabled EGPRS for TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS), mode EGPRS
+Slot Allocation (Algorithm A) for class 0
+- Skipping TS 0, because not enabled
+- Skipping TS 1, because not enabled
+- Skipping TS 2, because not enabled
+- Skipping TS 3, because not enabled
+- Skipping TS 5, because not enabled
+- Skipping TS 6, because not enabled
+- Skipping TS 7, because not enabled
+- Assign downlink TS=4 TFI=0
+PDCH(TS 4, TRX 0): Attaching TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS), 1 TBFs, USFs = 00, TFIs = 00000001.
+- Setting Control TS 4
+Attaching TBF to MS object, TLLI = 0x00000000, TBF = TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS)
+Allocated TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS): trx = 0, ul_slots = 10, dl_slots = 10
+TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS): Setting EGPRS window size to 64
+TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS) changes state from NULL to FLOW
+The MS object cannot fully confirm an unexpected TLLI: 0xffeeddcc, partly confirmed
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) append
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==0)
+- Sending new block at BSN 0, CS=MCS-6
+- Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=100)
+-- Chunk with length 100 larger than space (74) left in block: copy only remaining space, and we are done
+data block (BSN 0, MCS-6): 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-6): 07 00 00 10 40 80 c0 00 41 81 c1 01 42 82 c2 02 43 83 c3 03 44 84 c4 04 45 85 c5 05 46 86 c6 06 47 87 c7 07 48 88 c8 08 49 89 c9 09 4a 8a ca 0a 4b 8b cb 0b 4c 8c cc 0c 4d 8d cd 0d 4e 8e ce 0e 4f 8f cf 0f 50 90 d0 10 51 91 d1 11 52 12 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
+- initial_cs_dl(6) last_mcs(6) demanded_mcs(3) cs_trans(3) arq_type(0) bsn(0)
+- Resending BSN 0
+- need_padding 0 spb_status 0 spb 2(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-3): 07 00 00 c6 00 02 04 06 08 0a 0c 0e 10 12 14 16 18 1a 1c 1e 20 22 24 26 28 2a 2c 2e 30 32 34 36 38 3a 3c 3e 40 42 44 46 48 00 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
+- initial_cs_dl(6) last_mcs(3) demanded_mcs(3) cs_trans(3) arq_type(0) bsn(0)
+- Resending BSN 0
+- need_padding 0 spb_status 1 spb 3(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-3): 07 00 00 e6 4a 4c 4e 50 52 54 56 58 5a 5c 5e 60 62 64 66 68 6a 6c 6e 70 72 74 76 78 7a 7c 7e 80 82 84 86 88 8a 8c 8e 90 92 00 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
+- Final ACK received.
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) changes state from FLOW to WAIT RELEASE
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT RELEASE EGPRS) starting timer 3193.
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT RELEASE EGPRS) changes state from WAIT RELEASE to RELEASING
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS) free
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS) stopping timer 3193.
+PDCH(TS 4, TRX 0): Detaching TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS), 0 TBFs, USFs = 00, TFIs = 00000000.
+Detaching TBF from MS object, TLLI = 0xffeeddcc, TBF = TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS)
+Destroying MS object, TLLI = 0xffeeddcc
+********** TBF ends here **********
+Searching for first unallocated TFI: TRX=0
+ Found TFI=0.
+********** TBF starts here **********
+Allocating DL TBF: MS_CLASS=11/11
+Creating MS object, TLLI = 0x00000000
+Modifying MS object, TLLI = 0x00000000, MS class 0 -> 11
+Modifying MS object, TLLI = 0x00000000, EGPRS MS class 0 -> 11
+Enabled EGPRS for TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS), mode EGPRS
+Slot Allocation (Algorithm A) for class 0
+- Skipping TS 0, because not enabled
+- Skipping TS 1, because not enabled
+- Skipping TS 2, because not enabled
+- Skipping TS 3, because not enabled
+- Skipping TS 5, because not enabled
+- Skipping TS 6, because not enabled
+- Skipping TS 7, because not enabled
+- Assign downlink TS=4 TFI=0
+PDCH(TS 4, TRX 0): Attaching TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS), 1 TBFs, USFs = 00, TFIs = 00000001.
+- Setting Control TS 4
+Attaching TBF to MS object, TLLI = 0x00000000, TBF = TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS)
+Allocated TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS): trx = 0, ul_slots = 10, dl_slots = 10
+TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS): Setting EGPRS window size to 64
+TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS) changes state from NULL to FLOW
+The MS object cannot fully confirm an unexpected TLLI: 0xffeeddcc, partly confirmed
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) append
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==0)
+- Sending new block at BSN 0, CS=MCS-5
+- Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=100)
+-- Chunk with length 100 larger than space (56) left in block: copy only remaining space, and we are done
+data block (BSN 0, MCS-5): 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-5): 07 00 00 18 40 80 c0 00 41 81 c1 01 42 82 c2 02 43 83 c3 03 44 84 c4 04 45 85 c5 05 46 86 c6 06 47 87 c7 07 48 88 c8 08 49 89 c9 09 4a 8a ca 0a 4b 8b cb 0b 4c 8c cc 0c 4d 8d cd 0d 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
+- initial_cs_dl(5) last_mcs(5) demanded_mcs(2) cs_trans(2) arq_type(0) bsn(0)
+- Resending BSN 0
+- need_padding 0 spb_status 0 spb 2(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-2): 07 00 00 d2 00 02 04 06 08 0a 0c 0e 10 12 14 16 18 1a 1c 1e 20 22 24 26 28 2a 2c 2e 30 32 34 36 00 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
+- initial_cs_dl(5) last_mcs(2) demanded_mcs(2) cs_trans(2) arq_type(0) bsn(0)
+- Resending BSN 0
+- need_padding 0 spb_status 1 spb 3(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-2): 07 00 00 f2 38 3a 3c 3e 40 42 44 46 48 4a 4c 4e 50 52 54 56 58 5a 5c 5e 60 62 64 66 68 6a 6c 6e 00 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
+- Final ACK received.
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) changes state from FLOW to WAIT RELEASE
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT RELEASE EGPRS) starting timer 3193.
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT RELEASE EGPRS) changes state from WAIT RELEASE to RELEASING
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS) free
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS) stopping timer 3193.
+PDCH(TS 4, TRX 0): Detaching TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS), 0 TBFs, USFs = 00, TFIs = 00000000.
+Detaching TBF from MS object, TLLI = 0xffeeddcc, TBF = TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS)
+Destroying MS object, TLLI = 0xffeeddcc
+********** TBF ends here **********
+Searching for first unallocated TFI: TRX=0
+ Found TFI=0.
+********** TBF starts here **********
+Allocating DL TBF: MS_CLASS=11/11
+Creating MS object, TLLI = 0x00000000
+Modifying MS object, TLLI = 0x00000000, MS class 0 -> 11
+Modifying MS object, TLLI = 0x00000000, EGPRS MS class 0 -> 11
+Enabled EGPRS for TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS), mode EGPRS
+Slot Allocation (Algorithm A) for class 0
+- Skipping TS 0, because not enabled
+- Skipping TS 1, because not enabled
+- Skipping TS 2, because not enabled
+- Skipping TS 3, because not enabled
+- Skipping TS 5, because not enabled
+- Skipping TS 6, because not enabled
+- Skipping TS 7, because not enabled
+- Assign downlink TS=4 TFI=0
+PDCH(TS 4, TRX 0): Attaching TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS), 1 TBFs, USFs = 00, TFIs = 00000001.
+- Setting Control TS 4
+Attaching TBF to MS object, TLLI = 0x00000000, TBF = TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS)
+Allocated TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS): trx = 0, ul_slots = 10, dl_slots = 10
+TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS): Setting EGPRS window size to 64
+TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS) changes state from NULL to FLOW
+The MS object cannot fully confirm an unexpected TLLI: 0xffeeddcc, partly confirmed
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) append
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==0)
+- Sending new block at BSN 0, CS=MCS-4
+- Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=100)
+-- Chunk with length 100 larger than space (44) left in block: copy only remaining space, and we are done
+data block (BSN 0, MCS-4): 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-4): 07 00 00 80 00 02 04 06 08 0a 0c 0e 10 12 14 16 18 1a 1c 1e 20 22 24 26 28 2a 2c 2e 30 32 34 36 38 3a 3c 3e 40 42 44 46 48 4a 4c 4e 50 52 54 56 00 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
+- initial_cs_dl(4) last_mcs(4) demanded_mcs(1) cs_trans(1) arq_type(0) bsn(0)
+- Resending BSN 0
+- need_padding 0 spb_status 0 spb 2(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-1): 07 00 00 d6 00 02 04 06 08 0a 0c 0e 10 12 14 16 18 1a 1c 1e 20 22 24 26 28 2a 00 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
+- initial_cs_dl(4) last_mcs(1) demanded_mcs(1) cs_trans(1) arq_type(0) bsn(0)
+- Resending BSN 0
+- need_padding 0 spb_status 1 spb 3(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-1): 07 00 00 f6 2c 2e 30 32 34 36 38 3a 3c 3e 40 42 44 46 48 4a 4c 4e 50 52 54 56 00 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
+- Final ACK received.
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) changes state from FLOW to WAIT RELEASE
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT RELEASE EGPRS) starting timer 3193.
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT RELEASE EGPRS) changes state from WAIT RELEASE to RELEASING
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS) free
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS) stopping timer 3193.
+PDCH(TS 4, TRX 0): Detaching TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS), 0 TBFs, USFs = 00, TFIs = 00000000.
+Detaching TBF from MS object, TLLI = 0xffeeddcc, TBF = TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS)
+Destroying MS object, TLLI = 0xffeeddcc
+********** TBF ends here **********
+Searching for first unallocated TFI: TRX=0
+ Found TFI=0.
+********** TBF starts here **********
+Allocating DL TBF: MS_CLASS=11/11
+Creating MS object, TLLI = 0x00000000
+Modifying MS object, TLLI = 0x00000000, MS class 0 -> 11
+Modifying MS object, TLLI = 0x00000000, EGPRS MS class 0 -> 11
+Enabled EGPRS for TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS), mode EGPRS
+Slot Allocation (Algorithm A) for class 0
+- Skipping TS 0, because not enabled
+- Skipping TS 1, because not enabled
+- Skipping TS 2, because not enabled
+- Skipping TS 3, because not enabled
+- Skipping TS 5, because not enabled
+- Skipping TS 6, because not enabled
+- Skipping TS 7, because not enabled
+- Assign downlink TS=4 TFI=0
+PDCH(TS 4, TRX 0): Attaching TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS), 1 TBFs, USFs = 00, TFIs = 00000001.
+- Setting Control TS 4
+Attaching TBF to MS object, TLLI = 0x00000000, TBF = TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS)
+Allocated TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS): trx = 0, ul_slots = 10, dl_slots = 10
+TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS): Setting EGPRS window size to 64
+TBF(TFI=0 TLLI=0x00000000 DIR=DL STATE=NULL EGPRS) changes state from NULL to FLOW
+The MS object cannot fully confirm an unexpected TLLI: 0xffeeddcc, partly confirmed
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) append
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==0)
+- Sending new block at BSN 0, CS=MCS-6
+- Dequeue next LLC for TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) (len=100)
+-- Chunk with length 100 larger than space (74) left in block: copy only remaining space, and we are done
+data block (BSN 0, MCS-6): 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f 40 41 42 43 44 45 46 47 48 49 
+- need_padding 0 spb_status 0 spb 0(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-6): 07 00 00 10 40 80 c0 00 41 81 c1 01 42 82 c2 02 43 83 c3 03 44 84 c4 04 45 85 c5 05 46 86 c6 06 47 87 c7 07 48 88 c8 08 49 89 c9 09 4a 8a ca 0a 4b 8b cb 0b 4c 8c cc 0c 4d 8d cd 0d 4e 8e ce 0e 4f 8f cf 0f 50 90 d0 10 51 91 d1 11 52 12 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
+- initial_cs_dl(6) last_mcs(6) demanded_mcs(3) cs_trans(3) arq_type(0) bsn(0)
+- Resending BSN 0
+- need_padding 0 spb_status 0 spb 2(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-3): 07 00 00 c6 00 02 04 06 08 0a 0c 0e 10 12 14 16 18 1a 1c 1e 20 22 24 26 28 2a 2c 2e 30 32 34 36 38 3a 3c 3e 40 42 44 46 48 00 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
+- initial_cs_dl(6) last_mcs(3) demanded_mcs(3) cs_trans(3) arq_type(0) bsn(0)
+- Resending BSN 0
+- need_padding 0 spb_status 1 spb 3(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-3): 07 00 00 e6 4a 4c 4e 50 52 54 56 58 5a 5c 5e 60 62 64 66 68 6a 6c 6e 70 72 74 76 78 7a 7c 7e 80 82 84 86 88 8a 8c 8e 90 92 00 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink (V(A)==0 .. V(S)==1)
+- initial_cs_dl(6) last_mcs(3) demanded_mcs(6) cs_trans(6) arq_type(0) bsn(0)
+- Resending BSN 0
+- need_padding 0 spb_status 2 spb 0(BSN1 0 BSN2 -1)
+- Copying data unit 0 (BSN 0)
+msg block (BSN 0, MCS-6): 07 00 00 10 40 80 c0 00 41 81 c1 01 42 82 c2 02 43 83 c3 03 44 84 c4 04 45 85 c5 05 46 86 c6 06 47 87 c7 07 48 88 c8 08 49 89 c9 09 4a 8a ca 0a 4b 8b cb 0b 4c 8c cc 0c 4d 8d cd 0d 4e 8e ce 0e 4f 8f cf 0f 50 90 d0 10 51 91 d1 11 52 12 
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
+- Final ACK received.
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) changes state from FLOW to WAIT RELEASE
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT RELEASE EGPRS) starting timer 3193.
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT RELEASE EGPRS) changes state from WAIT RELEASE to RELEASING
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS) free
+TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS) stopping timer 3193.
+PDCH(TS 4, TRX 0): Detaching TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS), 0 TBFs, USFs = 00, TFIs = 00000000.
+Detaching TBF from MS object, TLLI = 0xffeeddcc, TBF = TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=RELEASING EGPRS)
+Destroying MS object, TLLI = 0xffeeddcc
+********** TBF ends here **********
diff --git a/tests/tbf/TbfTest.ok b/tests/tbf/TbfTest.ok
index 0e2edc4..c38417d 100644
--- a/tests/tbf/TbfTest.ok
+++ b/tests/tbf/TbfTest.ok
@@ -54,3 +54,9 @@
 Testing retx for MCS 7 - 5
 Testing retx for MCS 9 - 6
 === end test_tbf_egprs_retx_dl ===
+=== start test_tbf_egprs_spb_dl ===
+Testing retx for MCS 6 to reseg_mcs 3
+Testing retx for MCS 5 to reseg_mcs 2
+Testing retx for MCS 4 to reseg_mcs 1
+Testing retx for MCS 6 to reseg_mcs 3
+=== end test_tbf_egprs_spb_dl ===