Cisco Implementing Cisco IOS Unified Communications Advanced : 642-145

  • Exam Code: Cisco
  • Exam Name: Implementing Cisco IOS Unified Communications Advanced
  • Updated: Nov 03, 2026
  • Q & A: 80 Questions and Answers

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About Cisco Implementing Cisco IOS Unified Communications Advanced : Cisco Exam

A dedicated working group on our side tracks changes in the technology behind 642-145, so the material does not drift out of date. For candidates, that means the 80 Cisco Implementing Cisco IOS Unified Communications Advanced practice questions refreshed in 2026 stay aligned with what the exam actually covers.

Cisco 642-145 Exam Syllabus Topics:
SectionObjectives
Topic 1: Cisco Unified Communications Architecture- Dial plan implementation
  • 1. Route patterns and translation patterns
    • 2. Numbering plans and normalization
      - CUCM (Cisco Unified Communications Manager) advanced features
      • 1. Device pools, regions, and locations
        • 2. Call processing and call routing concepts
          Topic 2: QoS and Voice Optimization- Voice performance optimization
          • 1. Latency, jitter, and packet loss control
            - Quality of Service mechanisms
            • 1. DSCP marking for voice traffic
              • 2. Queueing and congestion management
                Topic 3: Troubleshooting and Maintenance- System monitoring
                • 1. Logs and trace analysis
                  - Unified communications troubleshooting
                  • 1. Call failure diagnostics
                    • 2. Protocol analysis (SIP/MGCP/H.323)
                      Topic 4: Voice Gateway and Protocol Integration- PSTN integration
                      • 1. Dial peer configuration
                        • 2. Voice gateway configuration
                          - VoIP protocols
                          • 1. SIP signaling fundamentals
                            • 2. H.323 and MGCP configuration concepts
                              Topic 5: Call Control and Features- Advanced call features
                              • 1. Conferencing and conferencing resources
                                • 2. Call transfer and forwarding behavior
                                  - Call admission control
                                  • 1. CAC policies and bandwidth management
                                    • 2. Location-based CAC
                                      Topic 6: Voicemail and Unified Messaging- Cisco Unity integration
                                      • 1. Voicemail routing and integration
                                        • 2. SIP and SCCP integration considerations

                                          642-145 Exam Questions and Answers

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                                          The package contains 80 practice questions for the 642-145 exam, all verified by our IT experts. A free demo is available so you can review the style before you buy.

                                          • Voice Gateway and Protocol Integration ()
                                          • Call Control and Features ()
                                          • Troubleshooting and Maintenance ()

                                          Use the weights above to divide your study time where it matters most.

                                          The engine presents Cisco Implementing Cisco IOS Unified Communications Advanced questions in random order, so each session feels like a fresh test rather than a memorized list. After every simulated exam you receive a score, and your errors are clearly marked, which makes it easy to see your weak and strong areas and build a focused study plan.

                                          The real 642-145 exam gives you 90 minutes minutes for Approximately 55–65 questions. The engine lets you rehearse under the same kind of time pressure, so pacing decisions become automatic.

                                          Cisco Certification & Exam Registration: register for 642-145

                                          Pearson VUE Cisco Exams: register for 642-145

                                          Cisco Learning Network (Collaboration legacy resources): Visit official page

                                          Cisco Official Training Catalog: Visit official page

                                          To pass 642-145 you need Cisco does not publicly publish a fixed passing score (scoring varies), and the official fee is USD 150–300 (varies by region and time; legacy exam pricing). Setting the target score early makes it easier to measure your progress in practice tests.

                                          Recommended prior knowledge of Cisco voice networking and CCNP-level routing and switching concepts.

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