Commit
f56b729abc69144995d6c53ba3ec95fc8dffea00
by Neels Hofmeyrmgw: add TC_crcx_iufp_sendrecv and _recvonly
Test creating a conn in different MGCP ConnectionModes.
Related: Related: SYS#6974 SYS#6907
Related: osmo-mgw Ic089485543c5c97a35c7ae24fe0f622bf57d1976
Change-Id: I00fd854f058f7f53e2f579e8481ca2b9253f08e3