Cisco 640-606 Exam Information and Actual Questions

  • Exam Code/Number: 640-606
  • Exam Name/Title: Support 2.0 (CIT)
  • Certification Provider: Cisco
  • Corresponding Certification: Others
  • Exam Questions: 239
  • Updated On: Jul 20, 2026

640-606
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Cisco
640-606 Exam
Support 2.0 (CIT)

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Cisco 640-606 Exam Overview:

Certification Vendor:Cisco
Exam Name:Cisco Support 2.0 (CIT) 640-606
Exam Number:640-606
Exam Format:Multiple Choice, Simulations, Troubleshooting Scenarios
Exam Duration:90-120
Exam Price:$300 (historical Cisco professional-level pricing; legacy exam pricing may vary by region/provider)
Available Languages:English
Related Certifications:Cisco Certified Technician (CCT)
Cisco Networking Certifications (legacy track)
Recommended Training:Cisco Networking Academy
Exam Registration:Pearson VUE Cisco Exams
Cisco Certification Portal (current)
Sample Questions:Cisco 640-606 Sample Questions
Exam Way:Typically computer-based exam delivered via authorized testing centers (Pearson VUE legacy delivery for Cisco exams)
Pre Condition:No strict prerequisite (entry-level Cisco support certification; basic networking knowledge recommended)
Official Syllabus URL:https://www.cisco.com

Cisco 640-606 Exam Syllabus Topics:

SectionObjectives
Topic 1: Troubleshooting and Support- Network troubleshooting methodology
  • 1. Layered troubleshooting approach
    • 2. Connectivity diagnostics
      - Fault isolation techniques
      • 1. Interface errors and logs
        • 2. Basic performance issues
          Topic 2: Cisco Devices and Operating Systems- Device management
          • 1. Router configuration basics
            • 2. Switch configuration basics
              - IOS operations
              • 1. CLI navigation
                • 2. Basic configuration commands
                  Topic 3: Network Services and Protocols- Network services
                  • 1. Basic routing concepts
                    • 2. NAT fundamentals
                      - Core protocols
                      • 1. ARP and ICMP
                        • 2. DNS and DHCP basics
                          Topic 4: Cisco Networking Fundamentals- IP addressing
                          • 1. Subnetting basics
                            • 2. IPv4 fundamentals
                              - Network architecture basics
                              • 1. OSI and TCP/IP models
                                • 2. LAN/WAN concepts


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