If this SIP call is initiated using early offer, which SIP message will UA#2 use to communicate its media capability to UA#1?

Refer to the exhibit.

If this SIP call is initiated using early offer, which SIP message will UA#2 use to communicate its media capability to UA#1?
A . INVITE
B . 180 Ringing
C . 200 OK
D . ACK
E . RTP Media

View Answer

Answer: C

Explanation:

In Early offer, SIP Send SDP in the invite, the other node will send the SDP in the 200 message.