diff --git a/tests/Makefile.am b/tests/Makefile.am
index 72ecc1e..478dd48 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -414,10 +414,13 @@
              gsm0408/gsm0408_test.ok gsm0408/gsm0408_test.err		\
              gsm0808/gsm0808_test.ok gb/bssgp_fc_tests.err		\
              gb/bssgp_fc_tests.ok gb/bssgp_fc_tests.sh			\
-             gb/gprs_bssgp_test.ok gb/gprs_ns_test.ok gea/gea_test.ok	\
+             gb/gprs_bssgp_test.ok gea/gea_test.ok			\
 	     gb/gprs_bssgp_rim_test.ok					\
              gb/gprs_ns2_vty.vty gb/osmoappdesc.py gb/osmo-ns-dummy.cfg \
+             gb/gprs_ns_test.ok						\
+             gb/gprs_ns_test.err					\
              gb/gprs_ns2_test.ok					\
+             gb/gprs_ns2_test.err					\
              gprs/gprs_test.ok kasumi/kasumi_test.ok			\
              msgfile/msgfile_test.ok msgfile/msgconfig.cfg		\
              logging/logging_test.ok logging/logging_test.err		\
@@ -483,6 +486,7 @@
 	     gsm48/rest_octets_test.ok \
 	     base64/base64_test.ok \
 	     iuup/iuup_test.ok \
+	     iuup/iuup_test.err \
 	     smscb/smscb_test.ok \
 	     smscb/gsm0341_test.ok \
 	     smscb/cbsp_test.ok \
@@ -605,9 +609,11 @@
 	gb/gprs_bssgp_rim_test \
 		>$(srcdir)/gb/gprs_bssgp_rim_test.ok
 	gb/gprs_ns_test \
-		>$(srcdir)/gb/gprs_ns_test.ok
+		>$(srcdir)/gb/gprs_ns_test.ok \
+		2>$(srcdir)/gb/gprs_ns_test.err
 	gb/gprs_ns2_test \
-		>$(srcdir)/gb/gprs_ns2_test.ok
+		>$(srcdir)/gb/gprs_ns2_test.ok \
+		2>$(srcdir)/gb/gprs_ns2_test.err
 endif
 if ENABLE_UTILITIES
 	utils/utils_test \
@@ -698,7 +704,8 @@
 	time_cc/time_cc_test \
 		>$(srcdir)/time_cc/time_cc_test.ok
 	iuup/iuup_test \
-		>$(srcdir)/iuup/iuup_test.ok
+		>$(srcdir)/iuup/iuup_test.ok \
+		2>$(srcdir)/iuup/iuup_test.err
 	v110/frame_test \
 		>$(srcdir)/v110/frame_test.ok
 	v110/ra1_test \
diff --git a/tests/gb/gprs_ns2_test.err b/tests/gb/gprs_ns2_test.err
new file mode 100644
index 0000000..5ed62db
--- /dev/null
+++ b/tests/gb/gprs_ns2_test.err
@@ -0,0 +1,139 @@
+NSE(01001) NS-STATUS.ind(bvci=00000): cause=NSE recovery, transfer=42, first=1, mtu=119
+NSE(01001) NS-STATUS.ind(bvci=00000): cause=NSE failure, transfer=0, first=0, mtu=119
+NSE(01001)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01001)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01001)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01001) NS-STATUS.ind(bvci=00000): cause=NSE recovery, transfer=42, first=1, mtu=119
+NSE(01001)-NSVC(none) Tx NS-BLOCK cause=O&M intervention
+NSE(01001)-NSVC(none) Tx NS-ALIVE
+NSE(01001)-NSVC(none) Tx NS-UNBLOCK
+NSE(01001)-NSVC(none) Rx NS-UNBLOCK-ACK
+NSE(01001)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC recovery, transfer=84, first=0, mtu=119
+NSE(01001) NS-STATUS.ind(bvci=00000): cause=NSE failure, transfer=0, first=0, mtu=119
+NSE(01001)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01001)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01001) NS-STATUS.ind(bvci=00000): cause=NSE recovery, transfer=42, first=1, mtu=119
+NSE(01001)-NSVC(none) Tx NS-BLOCK cause=O&M intervention
+NSE(01001)-NSVC(none) Tx NS-ALIVE
+NSE(01001) NS-STATUS.ind(bvci=00000): cause=NSE failure, transfer=0, first=0, mtu=119
+NSE(01001)-NSVC(none) Tx NS-BLOCK cause=O&M intervention
+NSE(01001)-NSVC(none) Tx NS-ALIVE
+NSE(01001)-NSVC(none) Tx NS-UNBLOCK
+NSE(01001)-NSVC(none) Rx NS-UNBLOCK-ACK
+NSE(01001) NS-STATUS.ind(bvci=00000): cause=NSE recovery, transfer=42, first=0, mtu=119
+NSE(01001)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC recovery, transfer=42, first=0, mtu=119
+NSE(01001) NS-STATUS.ind(bvci=00000): cause=NSE failure, transfer=0, first=0, mtu=119
+NSE(01001)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01001)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01004)-NSVC(none) Tx NS-RESET cause=O&M intervention
+NSE(01004)-NSVC(none) Rx NS-RESET
+NSE(01004)-NSVC(none) Tx NS-RESET-ACK
+NSE(01004)-NSVC(none) Tx NS-ALIVE
+NSE(01004)-NSVC(none) Tx NS-UNBLOCK
+NSE(01004)-NSVC(none) Rx NS-UNBLOCK
+NSE(01004)-NSVC(none) Tx NS-UNBLOCK-ACK
+NSE(01004) NS-STATUS.ind(bvci=00000): cause=NSE recovery, transfer=42, first=1, mtu=119
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC recovery, transfer=42, first=0, mtu=119
+NSE(01004)-NSVC(none) Tx NS-RESET cause=O&M intervention
+NSE(01004)-NSVC(none) Rx NS-RESET
+NSE(01004)-NSVC(none) Tx NS-RESET-ACK
+NSE(01004)-NSVC(none) Tx NS-ALIVE
+NSE(01004)-NSVC(none) Tx NS-UNBLOCK
+NSE(01004)-NSVC(none) Rx NS-UNBLOCK
+NSE(01004)-NSVC(none) Tx NS-UNBLOCK-ACK
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC recovery, transfer=84, first=0, mtu=119
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-BLOCK cause=O&M intervention
+NSE(01004)-NSVC(none) Tx NS-BLOCK-ACK
+NSE(01004)-NSVC(none) Rx NS-BLOCK-ACK
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-STATUS cause=NS-VC blocked
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004) NS-STATUS.ind(bvci=00000): cause=NSE failure, transfer=0, first=0, mtu=119
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01004)-NSVC(none) Tx NS-ALIVE
+NSE(01004)-NSVC(none) Tx NS-ALIVE-ACK
+NSE(01004)-NSVC(none) Rx NS-ALIVE-ACK
+NSE(01004) NS-STATUS.ind(bvci=00000): cause=NSE recovery, transfer=42, first=1, mtu=119
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC recovery, transfer=42, first=0, mtu=119
+NSE(01004)-NSVC(none) Tx NS-ALIVE
+NSE(01004)-NSVC(none) Tx NS-ALIVE-ACK
+NSE(01004)-NSVC(none) Rx NS-ALIVE-ACK
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC recovery, transfer=84, first=0, mtu=119
+NSE(01004)-NSVC(none) Tx NS-ALIVE
+NSE(01004)-NSVC(none) Tx NS-ALIVE-ACK
+NSE(01004)-NSVC(none) Rx NS-ALIVE-ACK
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC recovery, transfer=126, first=0, mtu=119
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-UNITDATA
+NSE(01004)-NSVC(none) Tx NS-UNITDATA
+count_pdus(bind[0]) = 2
+count_pdus(bind[1]) = 4
+count_pdus(bind[2]) = 6
+NSE(01004) NS-STATUS.ind(bvci=00000): cause=NSE failure, transfer=0, first=0, mtu=119
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01004)-NSVC(none) Tx NS-RESET cause=O&M intervention
+NSE(01004)-NSVC(none) Rx NS-RESET
+NSE(01004)-NSVC(none) Tx NS-RESET-ACK
+NSE(01004)-NSVC(none) Tx NS-ALIVE
+NSE(01004)-NSVC(none) Tx NS-UNBLOCK
+NSE(01004)-NSVC(none) Rx NS-UNBLOCK
+NSE(01004)-NSVC(none) Tx NS-UNBLOCK-ACK
+NSE(01004) NS-STATUS.ind(bvci=00000): cause=NSE recovery, transfer=42, first=1, mtu=119
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC recovery, transfer=42, first=0, mtu=119
+NSE(01004)-NSVC(none) Tx NS-RESET cause=O&M intervention
+NSE(01004)-NSVC(none) Rx NS-RESET
+NSE(01004)-NSVC(none) Tx NS-RESET-ACK
+NSE(01004)-NSVC(none) Tx NS-ALIVE
+NSE(01004)-NSVC(none) Tx NS-UNBLOCK
+NSE(01004)-NSVC(none) Rx NS-UNBLOCK
+NSE(01004)-NSVC(none) Tx NS-UNBLOCK-ACK
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC recovery, transfer=84, first=0, mtu=119
+NSE(01004) NS-STATUS.ind(bvci=00000): cause=NSE failure, transfer=0, first=0, mtu=119
+NSE(01004) NS-STATUS.ind(bvci=00000): cause=NSE failure, transfer=0, first=0, mtu=119
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=119
+NSE(01004)-NSVC(none) Tx NS-RESET cause=O&M intervention
+NSE(01004)-NSVC(none) Rx NS-RESET
+NSE(01004)-NSVC(none) Tx NS-RESET-ACK
+NSE(01004)-NSVC(none) Tx NS-ALIVE
+NSE(01004)-NSVC(none) Tx NS-UNBLOCK
+NSE(01004)-NSVC(none) Rx NS-UNBLOCK
+NSE(01004)-NSVC(none) Tx NS-UNBLOCK-ACK
+NSE(01004) NS-STATUS.ind(bvci=00000): cause=NSE recovery, transfer=42, first=1, mtu=119
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC recovery, transfer=42, first=0, mtu=119
+NSE(01004)-NSVC(none) Tx NS-RESET cause=O&M intervention
+NSE(01004)-NSVC(none) Rx NS-RESET
+NSE(01004)-NSVC(none) Tx NS-RESET-ACK
+NSE(01004)-NSVC(none) Tx NS-ALIVE
+NSE(01004)-NSVC(none) Tx NS-UNBLOCK
+NSE(01004)-NSVC(none) Rx NS-UNBLOCK
+NSE(01004)-NSVC(none) Tx NS-UNBLOCK-ACK
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC recovery, transfer=84, first=0, mtu=119
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004)-NSVC(none) Rx NS-UNITDATA
+NSE(01004) NS-STATUS.ind(bvci=00000): cause=NSE MTU changed, transfer=84, first=0, mtu=96
+NSE(01004) NS-STATUS.ind(bvci=00000): cause=NSE failure, transfer=0, first=0, mtu=96
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=96
+NSE(01004)-NSVC(none) NS-STATUS.ind(bvci=00000): cause=NSVC failure, transfer=0, first=0, mtu=96
diff --git a/tests/gb/gprs_ns_test.err b/tests/gb/gprs_ns_test.err
new file mode 100644
index 0000000..266fb4e
--- /dev/null
+++ b/tests/gb/gprs_ns_test.err
@@ -0,0 +1,147 @@
+NSVCI=65534 Creating NS-VC with Signal weight 1, Data weight 1
+NSVCI=65535 Creating NS-VC with Signal weight 1, Data weight 1
+Creating NS-VC for BSS at 1.2.3.4:1111
+NSVCI=65535(invalid) Rx NS RESET (NSEI=4096, NSVCI=4097, cause=O&M intervention)
+NSEI=4096 Tx NS RESET ACK (NSVCI=4097)
+NSVCI=65535 Creating NS-VC with Signal weight 1, Data weight 1
+Creating NS-VC for BSS at 1.2.3.4:1111
+NSVCI=65535(invalid) Rx NS RESET (NSEI=4096, NSVCI=4097, cause=O&M intervention)
+NSEI=4096 Tx NS RESET ACK (NSVCI=4097)
+NSVCI=65535 Creating NS-VC with Signal weight 1, Data weight 1
+Creating NS-VC for BSS at 1.2.3.4:1111
+NSVCI=65535(invalid) Rx NS RESET (NSEI=4096, NSVCI=4097, cause=O&M intervention)
+NSEI=4096 Tx NS RESET ACK (NSVCI=4097)
+NSVCI=65535 Creating NS-VC with Signal weight 1, Data weight 1
+Creating NS-VC for BSS at 1.2.3.4:1111
+NSVCI=65535(invalid) Rx NS RESET (NSEI=4096, NSVCI=4097, cause=O&M intervention)
+NSEI=4096 Tx NS RESET ACK (NSVCI=4097)
+NSVCI=65534 Creating NS-VC with Signal weight 1, Data weight 1
+Ignoring NS STATUS from 1.2.3.4:1111 for non-existing NS-VC
+Ignoring NS ALIVE ACK from 1.2.3.4:1111 for non-existing NS-VC
+Ignoring NS RESET ACK from 1.2.3.4:1111 for non-existing NS-VC
+NSVCI=65534 Creating NS-VC with Signal weight 1, Data weight 1
+NSVCI=65535 Creating NS-VC with Signal weight 1, Data weight 1
+Creating NS-VC for BSS at 1.2.3.4:1111
+NSVCI=65535(invalid) Rx NS RESET (NSEI=4386, NSVCI=4386, cause=O&M intervention)
+NSEI=4386 Tx NS RESET ACK (NSVCI=4386)
+NSEI=4386 Rx NS UNBLOCK
+NSVCI=4386 Rx NS RESET (NSEI=4386, NSVCI=4386, cause=O&M intervention)
+NSEI=4386 Tx NS RESET ACK (NSVCI=4386)
+NSVCI=65535 Creating NS-VC with Signal weight 1, Data weight 1
+Creating NS-VC for BSS at 1.2.3.4:3333
+NSVCI=65535(invalid) Rx NS RESET (NSEI=4386, NSVCI=13124, cause=O&M intervention)
+NSEI=4386 Tx NS RESET ACK (NSVCI=13124)
+NS-VC changed NSEI (NSVCI=4386) from 4386 to 13124
+NSVCI=4386 Rx NS RESET (NSEI=13124, NSVCI=4386, cause=O&M intervention)
+NSEI=13124 Tx NS RESET ACK (NSVCI=4386)
+NSVCI=13124 Rx NS RESET (NSEI=4386, NSVCI=4386, cause=O&M intervention)
+NS-VC changed link (NSVCI=4386) from 1.2.3.4:3333 to 1.2.3.4:4444
+NSEI=4386 Tx NS RESET ACK (NSVCI=4386)
+NSVCI=4386 Rx NS RESET (NSEI=4386, NSVCI=4386, cause=O&M intervention)
+NSEI=4386 Tx NS RESET ACK (NSVCI=4386)
+NSVCI=65534 Creating NS-VC with Signal weight 1, Data weight 1
+NSVCI=65535 Creating NS-VC with Signal weight 1, Data weight 1
+Creating NS-VC for BSS at 1.2.3.4:1111
+NSVCI=65535(invalid) Rx NS RESET (NSEI=4096, NSVCI=4097, cause=O&M intervention)
+NSEI=4096 Tx NS RESET ACK (NSVCI=4097)
+NSEI=4096 Rx NS UNBLOCK
+NSVCI=65535 Creating NS-VC with Signal weight 1, Data weight 1
+Creating NS-VC for BSS at 1.2.3.4:2222
+NSVCI=65535(invalid) Rx NS RESET (NSEI=8192, NSVCI=8193, cause=O&M intervention)
+NSEI=8192 Tx NS RESET ACK (NSVCI=8193)
+NSEI=8192 Rx NS UNBLOCK
+NSEI=4096 RESET procedure based on API request
+NSEI=4096 Tx NS RESET (NSVCI=4097, cause=O&M intervention)
+NSVCI=4097 Rx NS RESET ACK (NSEI=4096, NSVCI=4097)
+NSEI=8192 RESET procedure based on API request
+NSEI=8192 Tx NS RESET (NSVCI=8193, cause=O&M intervention)
+NSVCI=8193 Rx NS RESET ACK (NSEI=4096, NSVCI=4097)
+NS-VC changed link (NSVCI=4097) from 1.2.3.4:2222 to 1.2.3.4:1111
+NSEI=8192 RESET procedure based on API request
+NSEI=8192 Tx NS RESET (NSVCI=8193, cause=O&M intervention)
+failed to send NS message via UDP: Operation not permitted
+NSEI=8192, error resetting NS-VC
+NSEI=4096 RESET procedure based on API request
+NSEI=4096 Tx NS RESET (NSVCI=4097, cause=O&M intervention)
+NSVCI=4097 Rx NS RESET ACK (NSEI=4096, NSVCI=4097)
+NSVCI=8193 Rx NS RESET (NSEI=8192, NSVCI=8193, cause=O&M intervention)
+NSEI=8192 Tx NS RESET ACK (NSVCI=8193)
+NSEI=8192 Rx NS UNBLOCK
+NSVCI=4097 Rx NS RESET (NSEI=61440, NSVCI=4097, cause=O&M intervention)
+NSEI=61440 Tx NS RESET ACK (NSVCI=4097)
+NSVCI=4097 Rx NS RESET (NSEI=4096, NSVCI=61441, cause=O&M intervention)
+Creating NS-VC 61441 replacing 4097 at 1.2.3.4:2222
+NSVCI=61441 Creating NS-VC with Signal weight 1, Data weight 1
+NSEI=4096 Tx NS RESET ACK (NSVCI=61441)
+NSVCI=61441 Rx NS RESET (NSEI=4096, NSVCI=4097, cause=O&M intervention)
+NS-VC changed link (NSVCI=4097) from 1.2.3.4:2222 to 0.0.0.0:0
+NSEI=4096 Tx NS RESET ACK (NSVCI=4097)
+NSVCI=4097 Rx NS RESET ACK (NSEI=4096, NSVCI=4097)
+NS RESET ACK Discarding unexpected message for NS-VCI 4097 from SGSN NSEI=4096
+NSEI=4096 RESET procedure based on API request
+NSEI=4096 Tx NS RESET (NSVCI=4097, cause=O&M intervention)
+NSVCI=4097 Rx NS RESET ACK (NSEI=61440, NSVCI=4097)
+NSEI=61440 RESET procedure based on API request
+NSEI=61440 Tx NS RESET (NSVCI=4097, cause=O&M intervention)
+NSVCI=4097 Rx NS RESET ACK (NSEI=4096, NSVCI=61441)
+NS-VC changed link (NSVCI=61441) from 1.2.3.4:2222 to 0.0.0.0:0
+NSVCI=61441 Rx NS RESET (NSEI=4096, NSVCI=4097, cause=O&M intervention)
+NS-VC changed link (NSVCI=4097) from 1.2.3.4:2222 to 0.0.0.0:0
+NSEI=4096 Tx NS RESET ACK (NSVCI=4097)
+NSEI=4096 Rx NS UNBLOCK
+NSEI=4096 RESET procedure based on API request
+NSEI=4096 Tx NS RESET (NSVCI=4097, cause=O&M intervention)
+NSEI=4096 Rx NS UNBLOCK ACK
+NSVCI=4097 Rx NS RESET ACK (NSEI=4096, NSVCI=4097)
+NS RESET ACK Discarding unexpected message for NS-VCI 4097 from SGSN NSEI=4096
+NSEI=4096 Reset timed out but RESET flag is not set
+NSEI=4096 Tx NS RESET (NSVCI=4097, cause=O&M intervention)
+NSVCI=4097 Rx NS RESET ACK (NSEI=4096, NSVCI=4097)
+NSVCI=65534 Creating NS-VC with Signal weight 1, Data weight 1
+NSVCI=257 Creating NS-VC with Signal weight 1, Data weight 1
+NSEI=256 RESET procedure based on API request
+NSEI=256 Tx NS RESET (NSVCI=257, cause=O&M intervention)
+NSVCI=257 Rx NS RESET ACK (NSEI=256, NSVCI=257)
+NSEI=256 Tx NS UNBLOCK (NSVCI=257)
+NSEI=256 Rx NS UNBLOCK ACK
+NSVCI=257 Rx NS RESET (NSEI=256, NSVCI=257, cause=O&M intervention)
+NSEI=256 Tx NS RESET ACK (NSVCI=257)
+NSVCI=257 Rx NS RESET (NSEI=61440, NSVCI=257, cause=O&M intervention)
+NSEI=256 Tx NS RESET ACK (NSVCI=257)
+NSVCI=257 Rx NS RESET (NSEI=256, NSVCI=61441, cause=O&M intervention)
+NSEI=256 Tx NS RESET ACK (NSVCI=257)
+NSVCI=257 Rx NS RESET (NSEI=256, NSVCI=257, cause=O&M intervention)
+NSEI=256 Tx NS RESET ACK (NSVCI=257)
+NSVCI=257 Rx NS RESET ACK (NSEI=256, NSVCI=257)
+NS RESET ACK Discarding unexpected message for NS-VCI 257 from SGSN NSEI=256
+NSEI=256 RESET procedure based on API request
+NSEI=256 Tx NS RESET (NSVCI=257, cause=O&M intervention)
+NSVCI=257 Rx NS RESET ACK (NSEI=57344, NSVCI=257)
+NS RESET ACK Unknown NSEI 57344 (NS-VCI=257) from 5.6.7.8:32000
+NSEI=256 RESET procedure based on API request
+NSEI=256 Tx NS RESET (NSVCI=257, cause=O&M intervention)
+NSVCI=257 Rx NS RESET ACK (NSEI=256, NSVCI=57345)
+NS RESET ACK Unknown NS-VCI 57345 (SGSN NSEI=256) from 5.6.7.8:32000
+NSVCI=65534 Creating NS-VC with Signal weight 1, Data weight 1
+NSVCI=257 Creating NS-VC with Signal weight 1, Data weight 1
+NSEI=256 RESET procedure based on API request
+NSEI=256 Tx NS RESET (NSVCI=257, cause=O&M intervention)
+NSVCI=257 Rx NS RESET ACK (NSEI=256, NSVCI=257)
+NSEI=256 Tx NS UNBLOCK (NSVCI=257)
+NSEI=256 Rx NS UNBLOCK ACK
+NSEI=256 Tns-alive expired more then 10 times, blocking NS-VC
+NSEI=256 RESET procedure based on API request
+NSEI=256 Tx NS RESET (NSVCI=257, cause=PDU not compatible with protocol state)
+NSVCI=257 Rx NS RESET ACK (NSEI=256, NSVCI=257)
+NSEI=256 Tx NS UNBLOCK (NSVCI=257)
+NSEI=256 Rx NS UNBLOCK ACK
+NSVCI=65534 Creating NS-VC with Signal weight 1, Data weight 1
+Unable to resolve NSEI 256 to NS-VC!
+NSVCI=257 Creating NS-VC with Signal weight 1, Data weight 1
+NSEI=256 RESET procedure based on API request
+NSEI=256 Tx NS RESET (NSVCI=257, cause=O&M intervention)
+All NS-VCs for NSEI 256 are either dead or blocked!
+NSVCI=257 Rx NS RESET ACK (NSEI=256, NSVCI=257)
+NSEI=256 Tx NS UNBLOCK (NSVCI=257)
+All NS-VCs for NSEI 256 are either dead or blocked!
+NSEI=256 Rx NS UNBLOCK ACK
diff --git a/tests/iuup/iuup_test.err b/tests/iuup/iuup_test.err
new file mode 100644
index 0000000..fe1ed397
--- /dev/null
+++ b/tests/iuup/iuup_test.err
@@ -0,0 +1,55 @@
+DLIUUP IuUP(test_tinit_timeout_retrans){NULL}: Allocated
+DLIUUP IuUP(test_tinit_timeout_retrans){NULL}: Received Event IuUP-CONFIG-req
+DLIUUP IuUP(test_tinit_timeout_retrans){NULL}: state_chg to Initialisation
+DLIUUP IuUP(test_tinit_timeout_retrans){Initialisation}: Timeout of T1
+DLIUUP IuUP(test_tinit_timeout_retrans){Initialisation}: Timeout of T1
+DLIUUP IuUP(test_tinit_timeout_retrans){Initialisation}: Timeout of T1
+DLIUUP IuUP(test_tinit_timeout_retrans){Initialisation}: Timeout of T1
+DLIUUP IuUP(test_tinit_timeout_retrans){Initialisation}: Deallocated
+DLIUUP IuUP(test_init_nack_retrans){NULL}: Allocated
+DLIUUP IuUP(test_init_nack_retrans){NULL}: Received Event IuUP-CONFIG-req
+DLIUUP IuUP(test_init_nack_retrans){NULL}: state_chg to Initialisation
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Received Event INIT_NACK
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Rx Initialization NACK N=0/3
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Received Event INIT_NACK
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Rx Initialization NACK N=1/3
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Received Event INIT_NACK
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Rx Initialization NACK N=2/3
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Received Event INIT_NACK
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Rx Initialization NACK N=3/3
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Deallocated
+DLIUUP IuUP(test_init_ack){NULL}: Allocated
+DLIUUP IuUP(test_init_ack){NULL}: Received Event IuUP-CONFIG-req
+DLIUUP IuUP(test_init_ack){NULL}: state_chg to Initialisation
+DLIUUP IuUP(test_init_ack){Initialisation}: Received Event LAST_INIT_ACK
+DLIUUP IuUP(test_init_ack){Initialisation}: state_chg to SMpSDU_Data_Transfer_Ready
+DLIUUP IuUP(test_init_ack){SMpSDU_Data_Transfer_Ready}: Received Event IuUP-DATA-ind
+DLIUUP IuUP(test_init_ack){SMpSDU_Data_Transfer_Ready}: Received Event IuUP-DATA-req
+DLIUUP IuUP(test_init_ack){SMpSDU_Data_Transfer_Ready}: Deallocated
+DLIUUP IuUP(test_passive_init){NULL}: Allocated
+DLIUUP IuUP(test_passive_init){NULL}: Received Event IuUP-CONFIG-req
+DLIUUP IuUP(test_passive_init){NULL}: state_chg to Initialisation
+DLIUUP IuUP(test_passive_init){Initialisation}: Received Event INIT
+DLIUUP IuUP(test_passive_init){Initialisation}: Tx Initialization ACK
+DLIUUP IuUP(test_passive_init){Initialisation}: state_chg to SMpSDU_Data_Transfer_Ready
+DLIUUP IuUP(test_passive_init){SMpSDU_Data_Transfer_Ready}: Received Event IuUP-DATA-ind
+DLIUUP IuUP(test_passive_init){SMpSDU_Data_Transfer_Ready}: Received Event IuUP-DATA-req
+DLIUUP IuUP(test_passive_init){SMpSDU_Data_Transfer_Ready}: Deallocated
+DLIUUP IuUP(test_passive_init_retrans){NULL}: Allocated
+DLIUUP IuUP(test_passive_init_retrans){NULL}: Received Event IuUP-CONFIG-req
+DLIUUP IuUP(test_passive_init_retrans){NULL}: state_chg to Initialisation
+DLIUUP IuUP(test_passive_init_retrans){Initialisation}: Received Event INIT
+DLIUUP IuUP(test_passive_init_retrans){Initialisation}: Tx Initialization ACK
+DLIUUP IuUP(test_passive_init_retrans){Initialisation}: state_chg to SMpSDU_Data_Transfer_Ready
+DLIUUP IuUP(test_passive_init_retrans){SMpSDU_Data_Transfer_Ready}: Received Event INIT
+DLIUUP IuUP(test_passive_init_retrans){SMpSDU_Data_Transfer_Ready}: Tx Initialization ACK
+DLIUUP IuUP(test_passive_init_retrans){SMpSDU_Data_Transfer_Ready}: Received Event IuUP-DATA-ind
+DLIUUP IuUP(test_passive_init_retrans){SMpSDU_Data_Transfer_Ready}: Received Event IuUP-DATA-req
+DLIUUP IuUP(test_passive_init_retrans){SMpSDU_Data_Transfer_Ready}: Deallocated
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){NULL}: Allocated
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){NULL}: Received Event IuUP-CONFIG-req
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){NULL}: state_chg to Initialisation
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){Initialisation}: Received Event INIT
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){Initialisation}: Tx Initialization ACK
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){Initialisation}: state_chg to SMpSDU_Data_Transfer_Ready
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){SMpSDU_Data_Transfer_Ready}: Deallocated
diff --git a/tests/testsuite.at b/tests/testsuite.at
index b525928..e88e0a8 100644
--- a/tests/testsuite.at
+++ b/tests/testsuite.at
@@ -262,13 +262,15 @@
 AT_SETUP([gprs-ns])
 AT_KEYWORDS([gprs-ns])
 cat $abs_srcdir/gb/gprs_ns_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/gb/gprs_ns_test], [0], [expout], [ignore])
+cat $abs_srcdir/gb/gprs_ns_test.err > experr
+AT_CHECK([$abs_top_builddir/tests/gb/gprs_ns_test], [0], [expout], [experr])
 AT_CLEANUP
 
 AT_SETUP([gprs-ns2])
 AT_KEYWORDS([gprs-ns2])
 cat $abs_srcdir/gb/gprs_ns2_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/gb/gprs_ns2_test], [0], [expout], [ignore])
+cat $abs_srcdir/gb/gprs_ns2_test.err > experr
+AT_CHECK([$abs_top_builddir/tests/gb/gprs_ns2_test], [0], [expout], [experr])
 AT_CLEANUP
 
 AT_SETUP([utils])
@@ -492,7 +494,8 @@
 AT_SETUP([iuup])
 AT_KEYWORDS([iuup])
 cat $abs_srcdir/iuup/iuup_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/iuup/iuup_test], [0], [expout], [ignore])
+cat $abs_srcdir/iuup/iuup_test.err > experr
+AT_CHECK([$abs_top_builddir/tests/iuup/iuup_test], [0], [expout], [experr])
 AT_CLEANUP
 
 AT_SETUP([v110_frame_test])