diff --git a/library/GSM_Types.ttcn b/library/GSM_Types.ttcn
index bcd0afb..e74972f 100644
--- a/library/GSM_Types.ttcn
+++ b/library/GSM_Types.ttcn
@@ -124,11 +124,12 @@
 	RSL_CHAN_NR_PCH_AGCH	('10010'B),
 	RSL_CHAN_NR_OSMO_PDCH	('11000'B),
 	RSL_CHAN_NR_OSMO_CBCH4	('11001'B),
-	RSL_CHAN_NR_OSMO_CBCH8	('11010'B)
+	RSL_CHAN_NR_OSMO_CBCH8	('11010'B),
+	RSL_CHAN_NR_OSMO_VAMOS_Bm_ACCH	('11101'B)
 } with { variant "FIELDLENGTH(5)" variant "FIELDORDER(msb)" };
 
 type record RslChanNr2 {
-	BIT4		tag ('0001'B),
+	BIT4		tag ('0001'B, '1111'B),
 	uint1_t		sub_chan
 } with { variant "FIELDLENGTH(5)" variant "FIELDORDER(msb)" };
 
@@ -149,6 +150,7 @@
 	RslChanNr8	sdcch8
 } with {
 	variant "TAG(lm, tag = '0001'B;
+			lm, tag = '1111'B;
 			sdcch4, tag = '001'B;
 			sdcch8, tag = '01'B;
 			ch0, OTHERWISE)"
@@ -185,6 +187,15 @@
 	u := { sdcch8 := { tag := '01'B, sub_chan := sub_slot } },
 	tn := tn
 }
+template RslChannelNr t_RslChanNr_Osmo_VAMOS_Bm(template uint3_t tn) := {
+	u := { ch0 := RSL_CHAN_NR_OSMO_VAMOS_Bm_ACCH },
+	tn := tn
+}
+
+template RslChannelNr t_RslChanNr_Osmo_VAMOS_Lm(template uint3_t tn, template uint1_t sub_slot) := {
+	u := { lm := { tag := '1111'B, sub_chan := sub_slot } },
+	tn := tn
+}
 
 template (value) RslChannelNr ts_RslChanNr0(uint3_t tn, RslChanNr0 cht) := {
 	u := { ch0 := cht },
@@ -209,6 +220,15 @@
 	u := { sdcch8 := { tag := '01'B, sub_chan := sub_slot } },
 	tn := tn
 }
+template (value) RslChannelNr ts_RslChanNr_Osmo_VAMOS_Bm(uint3_t tn) := {
+	u := { ch0 := RSL_CHAN_NR_OSMO_VAMOS_Bm_ACCH },
+	tn := tn
+}
+template (value) RslChannelNr ts_RslChanNr_Osmo_VAMOS_Lm(uint3_t tn, uint1_t sub_slot) := {
+	u := { lm := { tag := '1111'B, sub_chan := sub_slot } },
+	tn := tn
+}
+
 
 /* TS 48.058 9.3.2 Link ID */
 type enumerated RslLinkIdC {