Cisco 642-637 Exam Details & Actual Exam Questions

  • Exam Code/Number: 642-637
  • Exam Name/Title: Securing Networks with Cisco Routers and Switches (SECURE) v1.0
  • Certification Provider: Cisco
  • Corresponding Certification: CCNP
  • Exam Questions: 136
  • Updated On: Aug,07 2026
  • Certification Level: Professional

Cisco Securing Networks with Cisco Routers and Switches (SECURE) v1.0 Exam Questions

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Cisco 642-637 Exam Overview:

Certification Vendor:Cisco
Exam Name:Securing Networks with Cisco Routers and Switches (SECURE) v1.0
Exam Number:642-637
Real Exam Qty:55-65
Available Languages:English, Japanese
Exam Duration:90 minutes
Related Certifications:Cisco Certified Security Professional (CCSP)
Cisco CCNP Security
Exam Price:USD 300
Exam Format:Multiple Choice, Multiple Answer, Simulation, Computer-based
Sample Questions:Cisco 642-637 Sample Questions
Exam Way:Computer-based exam delivered at Pearson VUE authorized testing centers.
Pre Condition:No formal prerequisite; designed for candidates pursuing Cisco Certified Security Professional (CCSP) or related Cisco security certifications with knowledge of Cisco IOS routing and switching.
Official Syllabus URL:https://learningnetwork.cisco.com/s/article/secure-v1-0-exam-topics-642-637-x

Cisco 642-637 Exam Syllabus Topics:

SectionObjectives
Topic 1: Secure Connectivity- Cryptographic technologies
  • 1. Digital certificates and PKI
  • 2. IKE
- Virtual Private Networks
  • 1. GRE over IPsec
  • 2. IPsec fundamentals
  • 3. Site-to-site VPN configuration
Topic 2: Threat Defense Technologies- Network attack mitigation
  • 1. Control Plane Policing
  • 2. Rate limiting
  • 3. uRPF
- Access control mechanisms
  • 1. Reflexive and time-based ACLs
  • 2. Standard and extended ACLs
Topic 3: Router Security- Securing administrative access
  • 1. Role-based access control
  • 2. SSH and secure management
  • 3. AAA authentication and authorization
- Control plane protection
  • 1. Infrastructure protection features
  • 2. Management plane security
Topic 4: Switch Security- Layer 2 security
  • 1. Port Security
  • 2. IP Source Guard
  • 3. DHCP Snooping
  • 4. Dynamic ARP Inspection
- Spanning Tree protection
  • 1. BPDU Guard and Root Guard
  • 2. Storm control
Topic 5: Cisco IOS Security Features- Monitoring and logging
  • 1. Syslog
  • 2. SNMP security
  • 3. NetFlow and auditing
- IOS security services
  • 1. Zone-Based Policy Firewall
  • 2. Cisco IOS Firewall
  • 3. Intrusion Prevention System features


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