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Which protocol is used by presence-enabled users in Cisco IM and Presence to control phones that are registered to Cisco

Posted: Sat Jul 23, 2022 7:01 pm
by answerhappygod
Which protocol is used by presence-enabled users in Cisco IM and Presence to control phones that are registered to Cisco Unified Communications Manager?

A. AXL/SOAP
B. CTI/QBE
C. SIP/SIMPLE
D. LDAP
E. XMPP