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500-444 · Question #15

Which protocol is used between ICM Central Controller and IVR/CUCM PG?

The correct answer is C. SIP. SIP (Session Initiation Protocol) is the signaling protocol used between the ICM Central Controller and the IVR/CUCM Peripheral Gateway, enabling call control, routing instructions, and session management across these components in a Cisco UCCE environment. OCTI (option A) is a…

Cisco Unified CCE Solution Implementation

Question

Which protocol is used between ICM Central Controller and IVR/CUCM PG?

Options

  • AOCTI
  • BDevice Management Protocol (DMP)
  • CSIP
  • Dccagent

How the community answered

(23 responses)
  • A
    4% (1)
  • C
    91% (21)
  • D
    4% (1)

Explanation

SIP (Session Initiation Protocol) is the signaling protocol used between the ICM Central Controller and the IVR/CUCM Peripheral Gateway, enabling call control, routing instructions, and session management across these components in a Cisco UCCE environment. OCTI (option A) is a fabricated distractor - it is not a recognized Cisco ICM communication protocol. DMP (option B), Device Management Protocol, is used in other Cisco contexts such as digital media player management and has no role in ICM-to-PG signaling. "ccagent" (option D) is an ICM process/component name, not a communication protocol. Memory tip: Think "SIP connects the System's Intelligent Parts" - SIP is the standard for Cisco's real-time call signaling wherever VoIP components need to talk to each other, making it the natural fit between the Central Controller and the voice gateway.

Topics

#SIP Protocol#ICM Architecture#CUCM Integration#Component Communication

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