Refer to the exhibit.

What protocol is being used to send and receive instant messaging between the Cisco Unified
Personal Communicator and Cisco Unified Presence?

A.
Enterprise Instant Messaging Protocol

B.
Extensible Messaging and Presence Protocol

C.
SIP

D.
SCCP

E.
CTI

Explanation:
Cisco Unified Presence consists of many components that enhance the value of a
Cisco Unified Communications system. The main presence component of the solution is the Cisco
Unified Presence server, which incorporates the Jabber Extensible Communications Platform and
supports SIP/SIMPLE and Extensible Messaging and Presence Protocol (XMPP) for collecting
information regarding a user’s availability status and communications capabilities
Link: http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/srnd/8x/presence.html