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Cisco 642-457 Exam Syllabus Topics:

SectionObjectives
Media Resources- Media resource management
  • 1. Resource allocation and groups
    • 2. MTP, transcoder, and conference resources
      Call Control Features- Advanced call processing
      • 1. Call preservation and rerouting
        • 2. Call admission control
          Security and Troubleshooting- Operational management
          • 1. Security considerations
            • 2. Verification and troubleshooting
              Tail-End Hop-Off- TEHO implementation
              • 1. PSTN cost optimization
                • 2. Routing policy configuration
                  Cisco Service Advertisement Framework and Call Control Discovery- SAF and CCD deployment
                  • 1. Service advertisement
                    • 2. Dynamic call routing discovery
                      Intercluster Communications- Call routing between clusters
                      • 1. Call admission and routing considerations
                        • 2. Intercluster trunks
                          Cisco Unified Communications Applications- Application integration
                          • 1. Presence services
                            • 2. Mobility features
                              Session Management and SIP- SIP integration
                              • 1. URI dialing
                                • 2. SIP trunks
                                  Globalized Call Routing- Enterprise dial plan design
                                  • 1. Globalized numbering plans
                                    • 2. Digit manipulation and routing normalization

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

                                      Which command displays the detailed configuration of all the Cisco Unified IP phones, voice ports, and dial peers of the Cisco Unified SRST router?

                                      • A. show ephone summary
                                      • B. show dial-peer voice summary
                                      • C. show voice port summary
                                      • D. show call-manager-fallback all
                                      Reveal Solution  Discussion  0

                                      Correct Answer: D  🗳️

                                      Refer to the exhibit.

                                      Multicast MOH needs to be run from flash at the remote site. Which Cisco IOS configuration at the SRST router is correct?

                                      • A. ! call-manager-fallback ip source-address 10.1.5.102 port 2000 max-ephones 2 max-dn 8 dual-line moh music-on-hold an multicast moh 239.1.1.1 port 32767
                                      • B. call-manager-fallback ip source-address 10.1.120.1 port 2000 max-ephones 2 max-dn 8 moh music-on-hold.au multicast moh 239.1.1.1 port 32767
                                      • C. ! call-manager-fallback ip source-address 10.1.5.102 port 2000 max-ephones 2 max-dn 8 dual-line moh music-on-hold au multicast moh 239.1.1.1 port 163t
                                      • D. ! call-manager-fallback ip source-address 10.1.5.102 port 2000 max-ephones 2 max-dn 8 dual-line moh music-on-hold au multicast moh 239.1.1.1 port 16384
                                      Reveal Solution  Discussion  0

                                      Correct Answer: D  🗳️

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

                                      Which two statements describe RSVP-enabled locations-based CAC? (Choose two.)

                                      • A. An RSVP agent is a Media Termination Point that the call has to flow through.
                                      • B. RSVP is topology aware, but only works with full mesh networks.
                                      • C. RSVP and RTP are used between the two endpoints.
                                      • D. Explanation:
                                        Incorrect
                                      • E. Using RSVP for CAC simply allows admitting or denying calls based on a logical configuration that is ignoring the physical topology.
                                      • F. RSVP can be enabled selectively between pairs of locations.
                                      Reveal Solution  Discussion  0

                                      Correct Answer: A,F  🗳️

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

                                      When implementing a dial plan for multisite deployments, what must be present for SRST to work successfully?

                                      • A. incoming and outgoing COR lists
                                      • B. configuration of the gateway as an MGCP gateway
                                      • C. dial peers that address all sites in the multisite cluster
                                      • D. translation patterns that apply to the local PSTN for each gateway
                                      Reveal Solution  Discussion  0

                                      Correct Answer: D  🗳️

                                      How are Cisco IP Phones directly configured to utilize local route groups?

                                      • A. with Cisco Unified Communications Manager CSS and partitions
                                      • B. with Cisco Unified Communications Manager regions
                                      • C. with Cisco Unified Communications Manager locations
                                      • D. with Cisco Unified Communications Manager AAR
                                      • E. with Cisco Unified Communications Manager device pools
                                      Reveal Solution  Discussion  0

                                      Correct Answer: E  🗳️

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