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Cisco 642-457 Exam Syllabus Topics:

SectionObjectives
Advanced CUCM Features- Extension Mobility
- Call pickup and hunt groups
- Device pools and regions
Call Routing and Gateway Integration- PSTN connectivity and gateways
- SIP and H.323 trunk configuration
Troubleshooting and Maintenance- Call flow analysis and trace tools
- CUCM serviceability tools
Dial Plan Implementation- Calling search spaces and partitions
- Route patterns and translation patterns
Media Resources and Services- Conferencing and transcoding resources
- MOH and MTP configuration
CUCM Architecture and Deployment- Cluster design and redundancy concepts
- Cisco Unified Communications Manager components

Cisco Implementing Cisco Unified Communications Manager, Part 2 v8.0 (CIPT2 v8.0) Sample Questions:

Which two options are effective mechanisms to restrict the maximum number of voice calls on a WAN link? (Choose two.)

  • A. Configure Cisco Unified Communications Manager regions.
  • B. Configure a gatekeeper with an SIP trunk.
  • C. Configure Cisco Unified Communications Manager locations.
  • D. Configure a gatekeeper and a gatekeeper-controlled trunk in Cisco Unified Communications Manager with bandwidth control.
Reveal Solution  Discussion  0

Correct Answer: C,D  🗳️

What are two important considerations when implementing TEHO to reduce long-distance cost? (Choose two.)

  • A. on-net calling patterns
  • B. E911 calling
  • C. caller ID
  • D. number of route patterns
Reveal Solution  Discussion  0

Correct Answer: B,C  🗳️

The relationship between a Region and a Location is that the Region codec parameter is combined with Location bandwidth when communicating with other Regions.

  • A. TRUE
  • B. FALSE
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Which statement about TEHO is true?

  • A. Local route groups add complexity to the dial plan.
  • B. The dial plan is simplified with local route groups.
  • C. Toll charges can be reduced when TEHO is implemented with MGCP fallback.
  • D. Toll charges can be reduced when TEHO is implemented with CA
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Which three of the following are steps in configuring MGCP Fallback and Cisco Unified SRST? (Choose three)

  • A. Enable and configure the MGCP fallback on the IOS gateway but not Cisco Unified SRST since it is enabled automatically.
  • B. Define the SRST reference in the configuration on the IP Phones.
  • C. Implement a simplified SRST dial plan on the remote-site-gateways to ensure connectivity for remote-site phones in SRST mode.
  • D. Define the SRST reference for phones in the Device Pool configuration
  • E. Enable and configure the MGCP fallback and Cisco Unified SRST features on the IOS gateways.
  • F. Enable SIP trunking between both remote and hub sites to provide mesh coverage.
Reveal Solution  Discussion  0

Correct Answer: C,D,E  🗳️

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