300-085 Question #286: Real Exam Question with Answer & Explanation

The correct answer is B: Configuring Cisco Unified Communications Manager as a Presence Gateway allows Cisco. The SIP connection between CUCM and Cisco Unified Presence enables phone presence subscription and client-to-CUCM SIP connectivity for voice and video calls.

Cisco Unified IM and Presence

Question

What are two functions of the SIP connection between Cisco Unified Communications Manager and Cisco Unified Presence? (Choose two.)

Options

AThe SIP connection handles the database synchronization from Cisco Unified Communications
BConfiguring Cisco Unified Communications Manager as a Presence Gateway allows Cisco
CCisco Unified Presence supports clients (Cisco clients or third party) connecting to Cisco Unified
DCisco Unified Presence supports clients (Cisco clients or third party) connecting to Cisco Unified
EThe IM and Presence Service synchronizes all user information from Cisco Unified

Explanation

The SIP connection between CUCM and Cisco Unified Presence enables phone presence subscription and client-to-CUCM SIP connectivity for voice and video calls.

Common mistakes.

A. Database synchronization between CUCM and Cisco Unified Presence is performed via AXL/SOAP over HTTPS, not through the SIP connection.
D. This choice duplicates or conflicts with choice C and does not represent a distinct additional function of the SIP connection.
E. User information synchronization from CUCM to IM and Presence Service is accomplished using the AXL API, not the SIP trunk connection.

Concept tested. CUCM and Cisco Unified Presence SIP integration functions

Reference. https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/admin/12_5_1/systemConfig/cucm_b_system-configuration-guide-1251/cucm_b_system-configuration-guide-1251_chapter_0101100.html

Topics

#SIP connection#Presence Gateway#CUCM integration#IM and Presence

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