This document describes the protocols to be used when ITU-T Q.1902
"Bearer Independent Call Control" is
used as call control protocol in a 3GPP Bearer Independent CS Core Network. The Q.1902 operates
between (G)MSC servers.
The call control, bearer control and resource control protocols are described for this architecture. The architecture complies with the requirements imposed by TS 23.205
and TS 23.153