Cisco Implementing Cisco IOS Unified Communications Advanced 642-145 Certified Exam Dumps

642-145 Exam Dumps

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Certification Provider: Cisco
Exam Code / Number: 642-145
Exam Name: Implementing Cisco IOS Unified Communications Advanced
Exam Questions: 80
Last Updated: Sep 15, 2026
Corresponding Certification: Others

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Cisco 642-145 Exam Syllabus Topics:

SectionObjectives
Topic 1: QoS and Voice Optimization- Quality of Service mechanisms
  • 1. Queueing and congestion management
    • 2. DSCP marking for voice traffic
      - Voice performance optimization
      • 1. Latency, jitter, and packet loss control
        Topic 2: Cisco Unified Communications Architecture- CUCM (Cisco Unified Communications Manager) advanced features
        • 1. Call processing and call routing concepts
          • 2. Device pools, regions, and locations
            - Dial plan implementation
            • 1. Route patterns and translation patterns
              • 2. Numbering plans and normalization
                Topic 3: Voicemail and Unified Messaging- Cisco Unity integration
                • 1. Voicemail routing and integration
                  • 2. SIP and SCCP integration considerations
                    Topic 4: Troubleshooting and Maintenance- Unified communications troubleshooting
                    • 1. Call failure diagnostics
                      • 2. Protocol analysis (SIP/MGCP/H.323)
                        - System monitoring
                        • 1. Logs and trace analysis
                          Topic 5: Voice Gateway and Protocol Integration- VoIP protocols
                          • 1. SIP signaling fundamentals
                            • 2. H.323 and MGCP configuration concepts
                              - PSTN integration
                              • 1. Dial peer configuration
                                • 2. Voice gateway configuration
                                  Topic 6: Call Control and Features- Call admission control
                                  • 1. CAC policies and bandwidth management
                                    • 2. Location-based CAC
                                      - Advanced call features
                                      • 1. Conferencing and conferencing resources
                                        • 2. Call transfer and forwarding behavior


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