Cisco 642-446 : Implementing Cisco Unified Communications IP Telephony Part 1

642-446 testking pdf

Exam Code: 642-446

Exam Name: Implementing Cisco Unified Communications IP Telephony Part 1

Updated: Jul 19, 2026

Q & A: 132 Questions and Answers

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Cisco 642-446 Exam Syllabus Topics:

SectionObjectives
Topic 1: Codec and Media Considerations- DTMF relay and media negotiation
- Voice codecs (G.711, G.729) and bandwidth considerations
Topic 2: Call Control and Dial Plan- Dial plan design and implementation
- Route patterns, translation patterns, and route groups
Topic 3: Call Routing and Features- Call forwarding, call coverage, and hunt groups
- Class of service and call permissions
Topic 4: Voice Gateways and Trunks- SIP and H.323 trunk configuration basics
- PSTN connectivity concepts
Topic 5: Basic Troubleshooting and Maintenance- Call quality troubleshooting fundamentals
- Common registration and call setup issues
Topic 6: Cisco Unified Communications Architecture- Unified Communications Manager (CallManager) fundamentals
- IP telephony components and architecture overview
Topic 7: Endpoints and Device Configuration- Cisco IP phones configuration and registration (SCCP/SIP)
- Device pools and endpoint provisioning

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