If SIP user 1011111 calls H.323 use 1011711, in which order will these actions take place?

SIP user 1011111 dials H.323 Ext. 1011711 and an INVITE request is sent to Session Manager.

If SIP user 1011111 calls H.323 use 1011711, in which order will these actions take place?
A . 4, 2, 1, 3
B . 4, 3, 2, 1
C . 4, 2, 3, 1
D . 3, 4, 2, 1

View Answer

Answer: A