Cisco 642-502 Valid Dumps - Securing Networks with Cisco Routers and Switches Exam(SNRS)

Updated: Sep 20, 2026
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Cisco 642-502 Exam Syllabus Topics:

SectionWeightObjectives
Layer 2 Security Implementation15%- DHCP snooping and ARP inspection
- Port security
- Spanning Tree Protocol security
- VLAN security and private VLANs
Cisco IOS Firewall Features20%- Firewall monitoring and troubleshooting
- Context-Based Access Control (CBAC)
- Zone-Based Policy Firewall
- Filtering and inspection rules
Securing Router and Switch Administration15%- System logging and auditing
- Control Plane Policing (CoPP)
- Password protection and privilege levels
- Secure management access (SSH, HTTPS, SDM)
IOS Intrusion Prevention and VPN20%- Cisco IOS IPS deployment
- IPsec VPN fundamentals and configuration
- Easy VPN and site-to-site VPN
- VPN verification and maintenance
AAA and Access Control15%- Authentication, Authorization, Accounting
- Cisco Secure ACS integration
- Standard and extended ACLs
- RADIUS and TACACS+ configuration
Security Threats and Mitigation15%- Common network attack types
- Secure network design principles
- Security policies and best practices

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