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Which protocol is used for sending Feature Buttons and Dial Plan information to an Avaya Aura® Communication Manager co

Posted: Fri Jul 22, 2022 11:20 am
by answerhappygod
Which protocol is used for sending Feature Buttons and Dial Plan information to an Avaya Aura® Communication Manager controlled SIP Endpoint, also known as Avaya SIP Telephone (AST)?

A. STUN/TURN
B. H.248
C. Personal Profile Management (PPM)
D. Session Description Protocol (SDP)