This adds the required code changes and minimal configuration to both
osmo-gbproxy.cfg and GBProxy_Tests to have osmo-gbproxy connect to two
SGSNs.
No NRI mappings are configured and hence the second SGSN isn't really
used for anything except for bringing the NS-VCs and BVCs up.
Related: OS#4472, SYS#5002
Change-Id: Ib70f7c1a29f089957f882df0e9b05ee526224611
In If1220852785853f8a5d8de183d5053ddd6ccb958 I introudced a config
file typo in the GBProxy_Tests.cfg. Let's fix that
Change-Id: I78b6307d16abd37e77e66e511f91a8dda902b58d
This is something we need to simulate more complex scenarios,
particularly in the context of frame relay.
Change-Id: If1220852785853f8a5d8de183d5053ddd6ccb958
The first testcase, TC_BVC_bringup just waits for NS/BSSGP Emulation to
do their thing. If nothing fails there then we pass.
Related: SYS#5002
Change-Id: Ib3dc05fe5598b53e963ca863968e387cc36b9de3