Cisco 640-460 Exam Information and Actual Questions

  • Exam Code/Number: 640-460
  • Exam Name/Title: IIUC Implementing Cisco IOS Unified Communications (IIUC)
  • Certification Provider: Cisco
  • Corresponding Certification: Others
  • Exam Questions: 117
  • Updated On: Jul 20, 2026

640-460
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640-460 Exam
IIUC Implementing Cisco IOS Unified Communications (IIUC)

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Cisco 640-460 Exam Overview:

Certification Vendor:Cisco
Exam Name:Implementing Cisco IOS Unified Communications (IIUC)
Exam Number:640-460
Available Languages:English
Exam Format:Multiple Choice, Simulation, Scenario-based Questions
Passing Score:Variable (scaled score, typically around 800/1000)
Real Exam Qty:Approximately 50-60
Related Certifications:Cisco CCNA Voice
Cisco Unified Communications Certification
Exam Duration:90 minutes
Sample Questions:Cisco 640-460 Sample Questions
Exam Way:Proctored exam delivered via Pearson VUE testing centers or online proctoring (where available)
Pre Condition:Recommended CCNA-level networking knowledge and basic understanding of Cisco IOS and IP telephony concepts

Cisco 640-460 Exam Syllabus Topics:

SectionObjectives
Topic 1: Unified Communications Configuration- Signaling and trunking
  • 1. SIP trunk configuration concepts
    • 2. H.323 and MGCP gateway configuration
      - Cisco IOS voice services
      • 1. CallManager Express (CME) integration concepts
        • 2. IP phone registration basics
          Topic 2: Troubleshooting and Monitoring- Common issues
          • 1. One-way audio and call setup failures
            • 2. Dial plan misconfiguration issues
              - Voice troubleshooting tools
              • 1. Debug and show commands
                • 2. Call flow analysis
                  Topic 3: Quality of Service (QoS) for Voice- Voice performance optimization
                  • 1. Jitter, latency, and packet loss control
                    - QoS mechanisms
                    • 1. Traffic classification and marking (DSCP)
                      • 2. Congestion management and avoidance
                        Topic 4: Dial Plan and Call Routing- Call routing logic
                        • 1. Call admission control basics
                          • 2. Route selection process
                            - Dial peers configuration
                            • 1. POTS and VoIP dial peers
                              • 2. Digit manipulation and translation rules
                                Topic 5: Cisco Unified Communications Fundamentals- Voice over IP (VoIP) basics
                                • 1. VoIP protocols overview (SIP, H.323, MGCP)
                                  • 2. Voice codecs and digitization
                                    - Cisco IOS voice architecture
                                    • 1. Call control components
                                      • 2. Gateway and gatekeeper concepts


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