Cisco 642-591 Exam Questions : Implementing Cisco NAC Appliance

  • Exam Code: 642-591
  • Exam Name: Implementing Cisco NAC Appliance
  • Updated: Oct 03, 2026
  • Q&As: 60 Questions and Answers

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Cisco 642-591 Exam Syllabus Topics:

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

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