Cisco 646-057 Exam Information and Actual Questions

  • Exam Code/Number: 646-057
  • Exam Name/Title: Access Routing and LAN Switching Routing and Switching AM Exam
  • Certification Provider: Cisco
  • Corresponding Certification: Access Routing and LAN Switching
  • Exam Questions: 120
  • Updated On: Jul 22, 2026

646-057
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646-057 Exam
Access Routing and LAN Switching Routing and Switching AM Exam

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Cisco 646-057 Exam Overview:

Certification Vendor:Cisco
Exam Name:Access Routing and LAN Switching Routing and Switching AM Exam
Exam Number:646-057
Related Certifications:CCNA Routing and Switching
CCNP Routing and Switching
Exam Format:Multiple Choice Single Answer, Multiple Choice Multiple Answer, Drag and Drop, Simlet, Testlet
Passing Score:Not officially disclosed (variable, Cisco standard)
Certificate Validity Period:3 years
Exam Duration:90 minutes
Real Exam Qty:70-120
Exam Price:Approx. $150–$200 USD
Available Languages:English, Japanese, Simplified Chinese
Recommended Training:Cisco CCNA Routing and Switching Training
Interconnecting Cisco Network Devices (ICND1 & ICND2)
Exam Registration:Pearson VUE (historical)
Cisco Certification Tracking
Sample Questions:Cisco 646-057 Sample Questions
Exam Way:Proctored exam at Pearson VUE test centers; retired, no longer available for registration
Pre Condition:No formal prerequisites; CCNA-level knowledge strongly recommended
Official Syllabus URL:https://www.cisco.com/c/en/us/training-events/certifications.html

Cisco 646-057 Exam Syllabus Topics:

SectionWeightObjectives
LAN Switching Technologies35%- VLANs and Trunking
  • 1. VTP Operation and Configuration
    • 2. Inter-VLAN Routing
      • 3. 802.1Q Trunking
        • 4. VLAN Configuration and Verification
          - Switch Security and Features
          • 1. EtherChannel
            • 2. Port Security
              • 3. CDP and LLDP
                - Switching Concepts
                • 1. MAC Address Table Management
                  • 2. Collision and Broadcast Domains
                    • 3. Ethernet and Switch Operation
                      - Spanning Tree Protocol
                      • 1. STP, RSTP, PVST+ Concepts
                        • 2. STP Tuning and Troubleshooting
                          • 3. Root Bridge and Port Roles
                            Routing Technologies35%- Route Control and Troubleshooting
                            • 1. Redistribution Concepts
                              • 2. Route Summarization
                                • 3. Troubleshooting Routing Issues
                                  - IPv4 Routing Protocols
                                  • 1. OSPFv2 Single Area and Multi-Area
                                    • 2. RIPv2 Configuration and Verification
                                      • 3. EIGRP Fundamentals and Basic Configuration
                                        - IPv6 Routing
                                        • 1. Static Routing for IPv6
                                          • 2. IPv6 Addressing and Subnetting
                                            • 3. OSPFv3 Basics
                                              - Routing Fundamentals
                                              • 1. Routing Table Components
                                                • 2. Administrative Distance and Metrics
                                                  • 3. Static vs Dynamic Routing
                                                    Infrastructure Services15%- First Hop Redundancy
                                                    • 1. HSRP Basics
                                                      • 2. VRRP and GLBP Overview
                                                        - Network Management
                                                        • 1. Basic Device Maintenance
                                                          • 2. Syslog and NTP
                                                            - DHCP and NAT
                                                            • 1. Static and Dynamic NAT
                                                              • 2. DHCP Server/Relay
                                                                • 3. PAT Configuration
                                                                  Infrastructure Security15%- Access Control Lists
                                                                  • 1. Placement and Troubleshooting
                                                                    • 2. Standard and Extended ACLs
                                                                      - Device Security
                                                                      • 1. Password Policies and Access Control
                                                                        • 2. Secure Configuration Best Practices
                                                                          • 3. SSH and Telnet Security


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