Cisco IP Telephony Express(IPTX) - testinsides 642-144 dumps

642-144 real exams

Exam Code: 642-144

Exam Name: IP Telephony Express(IPTX)

Updated: Sep 02, 2026

Q & A: 75 Questions and Answers

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Cisco 642-144 Exam Syllabus Topics:

SectionObjectives
Topic 1: Cisco IP Telephony Express Overview- Cisco Unified Communications components overview
- IP telephony architecture concepts
Topic 2: Voice Gateway Configuration- VoIP dial peers
- PSTN integration concepts
- POTS dial peers
Topic 3: VoIP Protocols- MGCP overview
- SIP fundamentals
- H.323 basics
- SCCP (Skinny) protocol
Topic 4: Voice Quality and Troubleshooting- Common voice issues and diagnostics
- QoS basics for voice traffic
Topic 5: Cisco CallManager Express (CME) / IP Telephony Express- Basic configuration and deployment
- Phone registration and endpoint management
- Dial plan configuration
Topic 6: Call Routing and Dial Plan- Class of restriction concepts
- Digit manipulation and translation rules

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