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Updated: Jul 30, 2026
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Cisco 642-457 Exam Overview:
| Certification Vendor: | Cisco |
| Exam Name: | Implementing Cisco Unified Communications Manager, Part 2 (CIPT2 v8.0) |
| Exam Number: | 642-457 |
| Exam Format: | Multiple choice, Multiple answer, Simulations (simlets) |
| Available Languages: | English |
| Real Exam Qty: | 45-55 |
| Related Certifications: | Cisco Certified Network Associate (CCNA Voice) Cisco Certified Network Professional (CCNP Voice) |
| Certificate Validity Period: | Retired (legacy exam, no longer offered) |
| Exam Duration: | 90 minutes |
| Sample Questions: | Cisco 642-457 Sample Questions |
| Exam Way: | Delivered via Pearson VUE testing centers (onsite or authorized remote proctor depending on region availability) |
| Pre Condition: | Recommended prerequisite: Cisco Unified Communications Manager Part 1 (CIPT1 642-446) or equivalent CCNA Voice knowledge |
Cisco 642-457 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Call Routing and Gateway Integration | - SIP and H.323 trunk configuration - PSTN connectivity and gateways |
| Topic 2: Dial Plan Implementation | - Route patterns and translation patterns - Calling search spaces and partitions |
| Topic 3: Media Resources and Services | - MOH and MTP configuration - Conferencing and transcoding resources |
| Topic 4: Advanced CUCM Features | - Extension Mobility - Call pickup and hunt groups - Device pools and regions |
| Topic 5: Troubleshooting and Maintenance | - CUCM serviceability tools - Call flow analysis and trace tools |
| Topic 6: CUCM Architecture and Deployment | - Cisco Unified Communications Manager components - Cluster design and redundancy concepts |
Cisco Implementing Cisco Unified Communications Manager, Part 2 v8.0 (CIPT2 v8.0) Sample Questions:
1. Which three of the following are steps in configuring MGCP Fallback and Cisco Unified SRST? (Choose three)
A) Enable and configure the MGCP fallback and Cisco Unified SRST features on the IOS gateways.
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) Enable SIP trunking between both remote and hub sites to provide mesh coverage.
E) Define the SRST reference for phones in the Device Pool configuration
F) Enable and configure the MGCP fallback on the IOS gateway but not Cisco Unified SRST since it is enabled automatically.
2. Which option describes a function of SIP preconditions?
A) SIP preconditions enable RSVP between Cisco IP Phones.
B) SIP preconditions enable end-to-end RSVP for calls through the PSTN.
C) SIP preconditions enable end-to-end RSVP over an SIP trunk.
D) SIP preconditions can be enabled in a gatekeeper.
3. Which device is used to connect to the H.323 gatekeeper?
A) SIP trunk
B) H.323 trunk
C) H.323 gateway
D) MGCP gateway
4. Which solution is needed to enable presence and extension mobility to branch office phones during a WAN failure?
A) SRST with VoIP dial peers to Cisco Unified Communications Manager Express
B) SRST without MGCP fallback
C) Cisco Unified Communications Manager Express in SRST mode
D) SRST with MGCP fallback
5. How are Cisco IP Phones directly configured to utilize local route groups?
A) with Cisco Unified Communications Manager device pools
B) with Cisco Unified Communications Manager regions
C) with Cisco Unified Communications Manager CSS and partitions
D) with Cisco Unified Communications Manager AAR
E) with Cisco Unified Communications Manager locations
Solutions:
| Question # 1 Answer: A,C,E | Question # 2 Answer: C | Question # 3 Answer: B | Question # 4 Answer: C | Question # 5 Answer: A |
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