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Cisco 642-503 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Access Control and Traffic Filtering | 20% | - IPsec and Easy VPN configuration - Standard and extended ACLs - Reflexive and time-based ACLs - Secure routing protocols |
| Topic 2: Secure Router Administrative Access | 20% | - Role-based CLI access control - Secure remote management using SSH - Configure AAA with RADIUS/TACACS+ - Password policies and privilege levels |
| Topic 3: Cisco IOS Security Features | 20% | - Control Plane Policing (CoPP) - Security Device Manager (SDM) usage - Implement IOS Firewall and CBAC - Authentication proxy |
| Topic 4: Secure Layer 2 Infrastructure | 20% | - Mitigate VLAN hopping and STP attacks - Implement port security - Configure DHCP snooping and Dynamic ARP Inspection - Private VLAN configuration |
| Topic 5: Attack Mitigation and Monitoring | 20% | - NTP authentication - Mitigate DoS and spoofing attacks - Syslog and SNMP security configuration - IOS security best practices and lockdown |

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