diff --git a/library/L1CTL_Types.ttcn b/library/L1CTL_Types.ttcn
index 61d80cf..f853057 100644
--- a/library/L1CTL_Types.ttcn
+++ b/library/L1CTL_Types.ttcn
@@ -43,7 +43,8 @@
 		L1CTL_TBF_CFG_REQ,
 		L1CTL_TBF_CFG_CONF,
 		L1CTL_DATA_TBF_REQ,
-		L1CTL_DATA_TBF_CONF
+		L1CTL_DATA_TBF_CONF,
+		L1CTL_DATA_ABS_REQ
 	} with { variant "FIELDLENGTH(8)" };
 
 	type enumerated L1ctlCcchMode {
@@ -190,6 +191,16 @@
 		OCT2		padding
 	} with { variant "" };
 
+	type record L1ctlUlAbsInfo {
+		uint8_t		tbf_nr,
+		L1ctlGprsCs	cs,
+		uint8_t		ts_nr,
+		OCT1		padding,
+		uint32_t	fn,
+		Arfcn		arfcn,
+		OCT2		padding2
+	} with { variant "" };
+
 	type record L1ctlFbsbFlags {
 		BIT5		padding,
 		boolean		sb,
@@ -295,6 +306,7 @@
 		L1ctlHeader	header,
 		L1ctlUlInfo	ul_info optional,
 		L1ctlUlTbfInfo	ul_info_tbf optional,
+		L1ctlUlAbsInfo	ul_info_abs optional,
 		L1ctlUlPayload	payload
 	} with { variant (ul_info) "PRESENCE(header.msg_type = L1CTL_RACH_REQ,
 					     header.msg_type = L1CTL_PARAM_REQ,
@@ -305,6 +317,7 @@
 					     header.msg_type = L1CTL_DM_REL_REQ,
 					     header.msg_type = L1CTL_TRAFFIC_REQ)"
 		 variant (ul_info_tbf) "PRESENCE(header.msg_type = L1CTL_DATA_TBF_REQ)"
+		 variant (ul_info_abs) "PRESENCE(header.msg_type = L1CTL_DATA_ABS_REQ)"
 		 variant (payload) "CROSSTAG(fbsb_req, header.msg_type = L1CTL_FBSB_REQ;
 					     ccch_mode_req, header.msg_type = L1CTL_CCCH_MODE_REQ;
 					     tch_mode_req, header.msg_type = L1CTL_TCH_MODE_REQ;
@@ -350,6 +363,7 @@
 		header := t_L1ctlHeader(L1CTL_RESET_REQ),
 		ul_info := omit,
 		ul_info_tbf := omit,
+		ul_info_abs := omit,
 		payload := {
 			reset_req := {
 				reset_type := rst_type,
@@ -363,6 +377,7 @@
 		header := t_L1ctlHeader(L1CTL_FBSB_REQ),
 		ul_info := omit,
 		ul_info_tbf := omit,
+		ul_info_abs := omit,
 		payload := {
 			fbsb_req := {
 				arfcn := arfcn,
@@ -399,6 +414,7 @@
 			padding := '0000'O
 		},
 		ul_info_tbf := omit,
+		ul_info_abs := omit,
 		payload := {
 			rach_req := {
 				ra := ra,
@@ -416,6 +432,7 @@
 			padding := '0000'O
 		},
 		ul_info_tbf := omit,
+		ul_info_abs := omit,
 		payload := {
 			dm_est_req := {
 				tsc := tsc,
@@ -436,6 +453,7 @@
 			padding := '0000'O
 		},
 		ul_info_tbf := omit,
+		ul_info_abs := omit,
 		payload := {
 			other := ''O
 		}
@@ -449,6 +467,7 @@
 			padding := '0000'O
 		},
 		ul_info_tbf := omit,
+		ul_info_abs := omit,
 		payload := {
 			other := l2_data
 		}
@@ -458,6 +477,7 @@
 		header := t_L1ctlHeader(L1CTL_TBF_CFG_REQ),
 		ul_info := omit,
 		ul_info_tbf := omit,
+		ul_info_abs := omit,
 		payload := {
 			tbf_cfg_req := {
 				tbf_nr := 0,
@@ -489,11 +509,34 @@
 			cs := cs,
 			padding := '0000'O
 		},
+		ul_info_abs := omit,
 		payload := {
 			other := l2_data
 		}
 	}
 
+	template L1ctlUlMessage t_L1CTL_DATA_ABS_REQ(octetstring l2_data, Arfcn arfcn,
+						     uint8_t ts, GsmFrameNumber fn,
+						     L1ctlGprsCs cs := L1CTL_CS1,
+						     uint8_t tbf_nr := 0) := {
+		header := t_L1ctlHeader(L1CTL_DATA_ABS_REQ),
+		ul_info := omit,
+		ul_info_tbf := omit,
+		ul_info_abs := {
+			tbf_nr := tbf_nr,
+			cs := cs,
+			ts_nr := ts,
+			padding := '00'O,
+			fn := fn,
+			arfcn := arfcn,
+			padding2 := '0000'O
+		},
+		payload := {
+			other := l2_data
+		}
+	}
+
+
 	/* for matching against incoming RACH_CONF */
 	template L1ctlDlMessage t_L1CTL_RACH_CONF := {
 		header := t_L1ctlHeader(L1CTL_RACH_CONF),