Cisco 642-066 real exam prep : Advanced Routing and Switching for Field Engineers

  • Exam Code: 642-066
  • Exam Name: Advanced Routing and Switching for Field Engineers
  • Updated: Jul 17, 2026
  • Q&As: 68 Questions and Answers

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Cisco 642-066 Exam Syllabus Topics:

SectionWeightObjectives
Advanced Switching Technologies30%- Layer 3 switching and inter-VLAN routing
  • 1. CEF operation and optimization
    • 2. SVI and routed interface configuration
      - Spanning Tree Protocol enhancements
      • 1. PVST+, RPVST+, and MST
        • 2. STP tuning, protection, and load balancing
          - VLANs, VTP, and trunking
          • 1. VTP modes and domain management
            • 2. 802.1Q and ISL trunk configuration
              IPv6 and Transition Mechanisms12%- IPv4 to IPv6 transition
              • 1. Dual-stack operation
                • 2. Tunneling techniques (GRE, 6to4)
                  - IPv6 addressing and configuration
                  • 1. Global unicast, link-local, and EUI-64
                    • 2. IPv6 static and dynamic routing
                      Security and Troubleshooting8%- Access control lists
                      • 1. ACL deployment and verification
                        • 2. Standard, extended, and named ACLs
                          - Network troubleshooting methodology
                          • 1. Using show, debug, and logging commands
                            • 2. Common routing and switching fault isolation
                              Advanced Routing Protocols35%- EIGRP configuration and optimization
                              • 1. EIGRP metrics and path selection
                                • 2. EIGRP authentication and summarization
                                  - OSPF implementation and troubleshooting
                                  • 1. OSPF area types and LSA management
                                    • 2. OSPF virtual links and route filtering
                                      - BGP basics and route control
                                      • 1. BGP route selection and filtering
                                        • 2. BGP neighbor relationships and attributes
                                          High Availability and Redundancy15%- Link redundancy and load sharing
                                          • 1. Bidirectional Forwarding Detection
                                            • 2. EtherChannel setup and troubleshooting
                                              - First Hop Redundancy Protocols
                                              • 1. VRRP and GLBP implementation
                                                • 2. HSRP configuration and verification

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