Which SIP request method enables reliability of SIP 1xx response types?
Posted: Sat Jul 23, 2022 6:59 pm
Which SIP request method enables reliability of SIP 1xx response types?
A. ACK
B. PRACK
C. OPTIONS
D. CANCEL
E. REGISTER
A. ACK
B. PRACK
C. OPTIONS
D. CANCEL
E. REGISTER