diff --git a/tests/gb/gprs_ns2_vty.vty b/tests/gb/gprs_ns2_vty.vty
index a969881..f0253fc 100644
--- a/tests/gb/gprs_ns2_vty.vty
+++ b/tests/gb/gprs_ns2_vty.vty
@@ -61,3 +61,23 @@
     NSVCI 00000: udp)[127.0.0.14]:42999<>[127.0.0.17]:9496
     NSVCI 00000: udp)[127.0.0.14]:42999<>[127.0.0.16]:9496
     NSVCI 00000: udp)[127.0.0.14]:42999<>[127.0.0.15]:9496
+OsmoNSdummy# configure terminal
+OsmoNSdummy(config)# ns
+OsmoNSdummy(config-ns)# nse 1234
+OsmoNSdummy(config-ns-nse)# nsvc udp abc 127.0.0.16 9496 signalling-weight 2 data-weight 2
+Specified NSVC is already present in this NSE.
+OsmoNSdummy(config-ns-nse)# exit
+OsmoNSdummy(config-ns)# nse 1235
+OsmoNSdummy(config-ns-nse)# nsvc udp abc 127.0.0.16 9496 signalling-weight 2 data-weight 2
+Specified NSVC is already present in another NSE01234.
+OsmoNSdummy(config-ns-nse)# exit
+OsmoNSdummy(config-ns)# nse 2342
+OsmoNSdummy(config-ns-nse)# ip-sns-bind abc
+OsmoNSdummy(config-ns-nse)# ip-sns-bind abc
+Failed to add ip-sns-bind abc already present
+OsmoNSdummy(config-ns-nse)# ip-sns-bind abc2
+Can not find the given bind 'abc2'
+OsmoNSdummy(config-ns-nse)# ip-sns-remote 127.0.0.1 22222
+OsmoNSdummy(config-ns-nse)# ip-sns-remote 127.0.0.1 22222
+Specified SNS endpoint already part of the NSE.
+OsmoNSdummy(config-ns-nse)# exit