Refer to the exhibit. Which SIP message will trigger the calling device to open channels for early media reception?
Posted: Sat Jul 23, 2022 7:01 pm
Refer to the exhibit.
Which SIP message will trigger the calling device to open channels for early media reception?
A. 180 Ringing
B. ACK
C. INVITE
D. 183 session-progress
E. 200 ok
Which SIP message will trigger the calling device to open channels for early media reception?
- Refer To The Ex 1 (97.9 KiB) Viewed 63 times
B. ACK
C. INVITE
D. 183 session-progress
E. 200 ok