There are three nodes in distributed call management network (peer), when node 1 SIP user A call node 2 SIP user B ( ) analysis performed for the first number.

There are three nodes in distributed call management network (peer), when node 1 SIP user A call node 2 SIP user B ( ) analysis performed for the first number.
A . user A
B . node 1 PBX
C . node 2 PBX
D . node 3 PBX

View Answer

Answer: B