Cisco 646-058 Exam Information and Actual Questions

  • Exam Code/Number: 646-058
  • Exam Name/Title: Lifecycle Services Advanced Routing and Switching (LSARS)
  • Certification Provider: Cisco
  • Corresponding Certification: Others
  • Exam Questions: 70
  • Updated On: Jul 23, 2026

646-058
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Cisco
646-058 Exam
Lifecycle Services Advanced Routing and Switching (LSARS)

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Cisco 646-058 Exam Overview:

Certification Vendor:Cisco
Exam Name:Cisco Lifecycle Services Advanced Routing and Switching (LSARS)
Exam Number:646-058
Available Languages:English
Related Certifications:CCIE Routing and Switching (legacy track)
Cisco Lifecycle Services Certification Program
Exam Format:Multiple choice, Simulation / scenario-based (varies by delivery period)
Exam Duration:120 minutes
Recommended Training:Cisco Learning Network (Routing & Switching resources)
CCIE Routing & Switching preparation materials
Exam Registration:Pearson VUE Cisco Exams
Sample Questions:Cisco 646-058 Sample Questions
Exam Way:Historical Cisco written exam (Pearson VUE delivery; retired/legacy exam format)
Pre Condition:Typically requires CCNP-level knowledge or equivalent Cisco networking experience; often associated with CCIE Routing and Switching preparation track.

Cisco 646-058 Exam Syllabus Topics:

SectionObjectives
Topic 1: Network Services and Infrastructure- Network security fundamentals
  • 1. Basic infrastructure protection
    • 2. ACL design and implementation
      - IP services
      • 1. DHCP and NAT
        • 2. Multicast routing basics
          Topic 2: Advanced Routing Technologies- BGP fundamentals and policy control
          • 1. Route reflectors and confederations
            • 2. Route filtering and path selection
              - Layer 3 routing principles
              • 1. OSPF multi-area design
                • 2. EIGRP advanced concepts
                  Topic 3: Switching and LAN Technologies- High availability switching
                  • 1. EtherChannel configuration
                    • 2. Redundancy and convergence mechanisms
                      - Campus switching design
                      • 1. VLANs and trunking
                        • 2. Spanning Tree Protocol (STP) optimization
                          Topic 4: Troubleshooting and Network Operations- Routing and switching diagnostics
                          • 1. Fault isolation methodologies
                            • 2. Path verification tools
                              - Operational lifecycle support
                              • 1. Change management processes
                                • 2. Network monitoring concepts


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