ttcn3-ns-test: add second NSVC to allow SNS tests to work

The SNS tests need both NSVCs. The NS_Tests.sns.cfg from the
ttcn3 repository can be used as reference.

Change-Id: I92f2ca61af1e3d0427e6810eddab8f2d6299242d

ttcn3-ns-test/sns/NS_Tests.cfg

@@ -22,6 +22,18 @@ NS_Tests.mp_nsconfig := {
 				}
 			},
 			nsvci := 1234
+		},
+		{
+			provider := {
+				ip := {
+					address_family := AF_INET,
+					local_ip := "172.18.29.10",
+					local_udp_port := 22000,
+					remote_ip := "172.18.29.101",
+					remote_udp_port := 23001
+				}
+			},
+			nsvci := 1235
 		}
 	}
 }

ttcn3-ns-test/sns/osmo-ns-dummy.cfg

@@ -89,8 +89,12 @@ ns
  timer tsns-config-retries 3
  bind udp local
   listen 172.18.29.101 23000
-  accept-ipaccess
   ip-sns signalling-weight 2 data-weight 2
+  accept-ipaccess
+ bind udp local2
+  listen 172.18.29.101 23001
+  ip-sns signalling-weight 1 data-weight 1
+  accept-ipaccess
  nse 1234
   ip-sns-remote 172.18.29.10 22000
   ip-sns-bind local