A voice engineer is preparing to migrate from PRI to SIP. Which three SIP request methods are available? (Choose three.)
Posted: Sat Jul 23, 2022 7:01 pm
A voice engineer is preparing to migrate from PRI to SIP. Which three SIP request methods are available? (Choose three.)
A. UNAUTHORIZED
B. PRACK
C. USE PROXY
D. NOTIFY
E. OPTIONS
F. TRYING
A. UNAUTHORIZED
B. PRACK
C. USE PROXY
D. NOTIFY
E. OPTIONS
F. TRYING