Your PBX users will need to know this number in the future.
46
0912-111111
222
GSM
Figure A-2. GSM port topology
Sample scenario_1: Peer to Peer GSM termination
In the following samples, we’ll introduce the Peer to Peer GSM termination applications.
In this example, there are two VIP-281GS calling by IP address directly, both VIP-281GS have
inserted the GSM SIM cards into SIM slots, the GSM number are 09127788(GSM_1) and
09583344(GSM_2).
The VoIP number of VIP-281GS_A are ext.100 (FXS) and ext.200 (GSM), the VoIP number of
VIP-281GS_B are ext.300 (FXS) and ext.400 (GSM)
Figure A-3. Peer to Peer GSM topology