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100% Cisco 646-058 Guaranteed Success With Testing Engine

Exam Code: 646-058

Exam Name: Lifecycle Services Advanced Routing and Switching (LSARS)

Updated: Jul 31, 2026

Number: 70 Q&As with Testing Engine

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Cisco 646-058 Exam Overview:

Certification Vendor:Cisco
Exam Name:Lifecycle Services Advanced Routing and Switching (LSARS)
Exam Number:646-058
Exam Price:USD 150 (historical, may vary)
Passing Score:Unavailable
Related Certifications:Cisco Lifecycle Services Advanced Routing and Switching Specialist
Certificate Validity Period:Historically 3 years under Cisco certification policies; exam retired
Exam Duration:75-90
Available Languages:English
Exam Format:Multiple Choice, Multiple Answer
Real Exam Qty:55-65
Sample Questions:Cisco 646-058 Sample Questions
Exam Way:Computer-based exam delivered through Pearson VUE testing centers (historical); this exam has been retired by Cisco.
Pre Condition:No formal prerequisite; recommended experience with Cisco routing and switching technologies and Cisco Lifecycle Services methodology.
Official Syllabus URL:https://www.cisco.com/site/us/en/learn/training-certifications/exams/retired.html

Cisco 646-058 Exam Syllabus Topics:

SectionObjectives
Topic 1: Customer and Business Value- Service delivery and business outcomes
  • 1. Operational efficiency and ROI considerations
  • 2. Mapping lifecycle services to customer needs
  • 3. Risk mitigation and reliability strategies
Topic 2: Cisco Lifecycle Services Methodology- Lifecycle framework
  • 1. Operate phase
  • 2. Implement phase
  • 3. Prepare phase
  • 4. Optimize phase
  • 5. Plan phase
  • 6. Design phase
Topic 3: Implementation and Deployment- Deployment tasks
  • 1. Migration strategies for production networks
  • 2. Configuration and integration of advanced routing and switching features
  • 3. Validation, testing, and acceptance
Topic 4: Advanced Routing Concepts- Routing protocols and strategies
  • 1. Route redistribution and filtering
  • 2. OSPF, EIGRP, BGP configuration and optimization
  • 3. High availability and redundancy
Topic 5: Operations and Troubleshooting- Operational support
  • 1. Continuous improvement and optimization
  • 2. Troubleshooting complex routing and switching issues
  • 3. Monitoring network performance
Topic 6: Network Assessment and Design- Assessment tasks
  • 1. Business and technical requirement analysis
  • 2. Capacity planning and optimization recommendations
  • 3. Topology review and performance evaluation
Topic 7: Advanced Switching Concepts- Switching technologies
  • 1. VLANs and trunking
  • 2. EtherChannel and Layer 2 resiliency
  • 3. Spanning Tree Protocol optimization

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