Cisco 642-661 : CCIP Configuring BGP on Cisco Routers (BGP)

  • Exam Code: 642-661
  • Exam Name: CCIP Configuring BGP on Cisco Routers (BGP)
  • Updated: Aug 01, 2026     Q & A: 204 Questions and Answers

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Cisco 642-661 Exam Syllabus Topics:

SectionObjectives
Topic 1: BGP Troubleshooting- Verification and Diagnostics
  • 1. Verify BGP operation
  • 2. Troubleshoot neighbor establishment
  • 3. Troubleshoot routing and policy issues
  • 4. Interpret BGP show and debug commands
Topic 2: Advanced BGP Features- Policy Control and Optimization
  • 1. Route aggregation and summarization
  • 2. Communities and route attributes
  • 3. Policy-based routing decisions
  • 4. Route filtering
Topic 3: Basic BGP Configuration- Configuration Tasks
  • 1. Advertise networks
  • 2. Configure eBGP and iBGP neighbors
  • 3. Configure BGP autonomous systems
Topic 4: BGP Session Establishment- Neighbor Relationships
  • 1. BGP neighbor configuration
  • 2. BGP message types
  • 3. Session establishment process
Topic 5: BGP Route Processing- Route Selection and Propagation
  • 1. Route advertisement and propagation
  • 2. BGP best-path selection
  • 3. Interdomain route processing
Topic 6: BGP Scalability and Design- Network Design
  • 1. Route reflectors
  • 2. Enterprise and service provider deployment
  • 3. Multihoming design
  • 4. Confederations
Topic 7: BGP Overview- Introduction to BGP
  • 1. Appropriate BGP deployment scenarios
  • 2. Enterprise and ISP applications
  • 3. BGP limitations
Topic 8: BGP Path Attributes- Attribute Manipulation
  • 1. MED
  • 2. ORIGIN
  • 3. NEXT_HOP
  • 4. WEIGHT
  • 5. AS_PATH
  • 6. LOCAL_PREFERENCE

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