Cisco 642-591 Exam Questions : Implementing Cisco NAC Appliance

  • Exam Code: 642-591
  • Exam Name: Implementing Cisco NAC Appliance
  • Updated: Sep 08, 2026
  • Q&As: 60 Questions and Answers

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Cisco 642-591 Exam Syllabus Topics:

SectionObjectives
Topic 1: Installation and Initial Configuration- System Setup
  • 1. Administrative Access
    • 2. Initial Appliance Configuration
      • 3. Network Connectivity
        Topic 2: Cisco NAC Appliance Architecture- Cisco NAC Appliance Components
        • 1. Clean Access Manager
          • 2. Out-of-Band and In-Band Deployment Models
            • 3. Clean Access Agent
              • 4. Clean Access Server
                Topic 3: Endpoint Compliance and Security Policies- Posture Validation
                • 1. Antivirus and Antispyware Verification
                  • 2. Operating System Checks
                    • 3. Patch and Service Pack Validation
                      • 4. Custom Compliance Rules
                        Topic 4: Monitoring and Troubleshooting- Operations and Maintenance
                        • 1. Troubleshooting Connectivity and Authentication
                          • 2. Logging and Reporting
                            • 3. Common Deployment Issues
                              • 4. System Monitoring
                                Topic 5: Network Access Enforcement- Access Control Policies
                                • 1. VLAN and Network Segmentation
                                  • 2. Guest Access
                                    • 3. Production Access
                                      • 4. Quarantine Networks
                                        Topic 6: User Authentication and Authorization- Authentication Services
                                        • 1. RADIUS Authentication
                                          • 2. Local User Database
                                            • 3. LDAP and Active Directory Integration
                                              • 4. Role-Based Access Control

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