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Which two SIP requests are used to allow an AST endpoint to use features provided by an Avaya Aura ® Communication Manag

Posted: Fri Jul 22, 2022 11:23 am
by answerhappygod
Which two SIP requests are used to allow an AST endpoint to use features provided by an Avaya Aura ® Communication Manager (CM)? (Chose two).

A. INVITE
B. OPTIONS
C. REGISTER
D. SUBSCRIBE
E. NOTIFY