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Cisco 642-591

642-591

Exam Code: 642-591

Exam Name: Implementing Cisco NAC Appliance

Updated: Aug 22, 2026

Q&A Number: 60 Q&As

642-591 Free Demo download:

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About Cisco 642-591 Exam dumps / Bootcamp

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Cisco 642-591 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Network Access Enforcement15%- Traffic filtering and policies
- VLAN assignment and segmentation
- Quarantine and production access
- High availability and failover
Topic 2: User Authentication and Authorization20%- Role-based access control
- RADIUS authentication
- LDAP and Active Directory integration
- Local user database
- Guest access configuration
Topic 3: Cisco NAC Appliance Architecture20%- Solution components
- Clean Access Server (CAS) functions
- In-band vs Out-of-band deployment modes
- Clean Access Agent (CAA) operation
- Clean Access Manager (CAM) functions
Topic 4: Monitoring, Maintenance and Troubleshooting5%- Common troubleshooting scenarios
- System backup and restore
- Logging and reporting
Topic 5: Endpoint Compliance and Posture Assessment20%- Posture validation rules
- Remediation and quarantine flow
- OS and patch level checks
- Antivirus and antispyware verification
- Custom compliance policies
Topic 6: Installation and Initial Configuration20%- Licensing and activation
- Administrative access and management
- Hardware and software requirements
- Initial setup of CAM and CAS
- Network connectivity configuration

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