What are two functions of Avaya Aura® Session Manager (SM)? (Choose two.)

What are two functions of Avaya Aura® Session Manager (SM)? (Choose two.)
A . It acts as an
B . 323 call controller.
C . It provides a point of registration for SIP endpoints.
D . It acts as a centralized SIP routing and integration tool.
E . It acts as an
F . 323 routing engine.
G . It registers digital (DCP).

Answer: B,C