Cisco 642-414 Exam : Communications Telephony Design Exam

  • Exam Code: 642-414
  • Exam Name: Communications Telephony Design Exam
  • Updated: Jul 14, 2026
  • Q & A: 96 Questions and Answers

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Cisco 642-414 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Converged Network Design Principles25%- Voice and Data Integration Requirements
- Network Infrastructure Assessment
- Design Methodology and Framework
Topic 2: Quality of Service (QoS) Design20%- QoS Requirements for Voice Traffic
- Queuing Mechanisms and Bandwidth Management
- Classification, Marking, Policing and Shaping
Topic 3: Scalability, Resilience and Security15%- Security for Voice Networks
- High Availability and Redundancy Design
- Capacity Planning and Future Growth
Topic 4: Gateway and Trunk Design15%- Analog and Digital Gateway Selection
- PSTN and IP Trunk Connectivity
- Codec Selection and Bandwidth Calculation
Topic 5: IP Telephony Architecture25%- Cisco Unified Communications Components
- Call Processing and Redundancy
- Signaling and Media Protocols (SIP, H.323, RTP)

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