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Cisco 642-457 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Call Control Features | - Advanced call processing
|
| Topic 2: Media Resources | - Media resource management
|
| Topic 3: Cisco Unified Communications Applications | - Application integration
|
| Topic 4: Globalized Call Routing | - Enterprise dial plan design
|
| Topic 5: Intercluster Communications | - Call routing between clusters
|
| Topic 6: Session Management and SIP | - SIP integration
|
| Topic 7: Security and Troubleshooting | - Operational management
|
| Topic 8: Cisco Service Advertisement Framework and Call Control Discovery | - SAF and CCD deployment
|
| Topic 9: Tail-End Hop-Off | - TEHO implementation
|
Cisco Implementing Cisco Unified Communications Manager, Part 2 v8.0 (CIPT2 v8.0) Sample Questions:
Refer to the exhibit.
The HQ site uses area code 650. The BR1 site uses area code 408. The long distance national code for PSTN dialing is 1. To make a long distance national call, an HQ or BR1 user dials access code 9, followed by 1, and then the 10-digit number.
Both sites use MGCP gateways. AAR must use globalized call routing using a single route pattern. Assume that all outgoing PSTN numbers are localized at the egress gateway as shown in the exhibit.
Which partition should be configured in the AAR CSS applied at the phones?
- A. PSTN partition
- B. LD partition
- C. AAR CSS must contain translation pattern 9.1[2-9]XX[2-9]XXXXXX for each site that must be globalized. Otherwise the called numbers will not be localized at the egress gateway.
- D. The HQ AAR CSS must include a partition assigned to route pattern 91408XXXXXXX. The BR1 AAR CSS must include a partition assigned to route pattern 91650XXXXXXX.
Correct Answer: A 🗳️
The following exhibit shows configs for H.323 gateway. You have been asked to implement TEHO from a remote branch office with area code 301 to the HQ office with area code 201 using Cisco Unified Communications Manager. The remote office has an MGCP gateway and the HQ office has an H.323 gateway. Once the call arrives at the HQ, it should break out to the PSTN as a seven-digit local call. Which statement about the route pattern is true?
- A. route pattern should be 91201.[2-9]XXXXXX with Discard Digit as Predot
- B. route pattern should be 9.1201[2-9]XXXXXX with Discard Digit as Predot and Prefix 9
- C. route pattern should be 9.1201[2-9]XXXXXX with Discard Digit as Predot
- D. route pattern should be 91201.[2-9]XXXXXX with Discard Digit as Predot and Prefix 9
- E. route pattern should be 91201.[2-9]XXXXXX
Correct Answer: D 🗳️
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What is the purpose of a SAF Client?
- A. To decode address information and route calls to and from the end points
- B. To pass IP information from the CUCM to the endpoint
- C. To learn about and advertise or subscribe information about SAF network services
- D. To reside in the Cisco IOS software, and to communicate with the SAF forwarder
Correct Answer: C 🗳️
Which solution is needed to enable presence and extension mobility to branch office phones during a WAN failure?
- A. Cisco Unified Communications Manager Express in SRST mode
- B. SRST with MGCP fallback
- C. SRST with VoIP dial peers to Cisco Unified Communications Manager Express
- D. SRST without MGCP fallback
Correct Answer: A 🗳️
Which bandwidth amounts are correct for configuring locations?
- A. 8 kb/s for G.729, 64 kb/s for G.711, and 16 kb/s for G.722
- B. 8 kb/s for G.729, 64 kb/s for G.711, and 64 kb/s for G.722
- C. 8 kb/s for G.729, 8 kb/s for G.711, and 8 kb/s for G.722
- D. 64 kb/s for G.729, 64 kb/s for G.711, and 64 kb/s for G.722
Correct Answer: B 🗳️
