ELTEX SBC-1000 - Page 187

SBC session border controllers 187
2. Configuration of SBC for SIP trunks
Use Case
SBC does not analyze the types of traffic (subscriber or sip trunk); you must use different ports for
different traffic.
SBC configuration procedure
1. Interface configuration.
See section 1 Configuration of SBC for SIP subscribers of this Appendix.
2. Configuration of media for SIP.
See section 1 Configuration of SBC for SIP subscribers of this Appendix.
3. SIP transport configuration (menu SBC Configuration/SIP transport, section 4.1.3.1).
a. Add a SIP transport in the trunk gateway destination.
Interface parameters:
network interface 20.120;
signalling port — 5067;
media — 20.120.
b. Add a SIP transport in the Softswitch destination.
Interface parameters:
network interface 16.113;
signalling port — 5065;
media — 16.113.