A. The Avaya SBC is a service within System Manager (SMGR) to support deployments.

B. The Avaya SBC is the enabling and secure pivot point for SIP Communications in and out of the Enterprise.

C. The Avaya SBC secures and authenticates Integrated Services Digital network (ISDN) calls placed to/ from the Public Switched Telephone Network (PSTN).

D. The Avaya SBC is the enabling and secure pivot point for H.323 Communications in and out of the Enterprise.