Chapter 10 Managing Access Policies

Security Group Access Control Pages

NDAC Policy Page

The Network Device Admission Control (NDAC) policy determines the SGT for network devices in a Security Group Access environment. The NDAC policy handles:

Peer authorization requests from one device about its neighbor.

Environment requests (a device is collecting information about itself).

The policy returns the same SGT for a specific device, regardless of the request type.

Note You do not add an NDAC policy to an access service; it is implemented by default. However, for endpoint admission control, you must define an access service and session authorization policy. See Configuring Network Access Authorization Rule Properties, page 10-31, for information about creating a session authorization policy.

Use this page to configure a simple policy that assigns the same security group to all devices, or configure a rule-based policy.

To display this page, choose Access Policies > Security Group Access Control > Network Device Access > Authentication Policy.

If you have already configured an NDAC policy, the corresponding Simple Policy page or Rule-based Policy page opens; otherwise, the Simple Policy page opens by default.

Simple Policy Page

Use this page to define a simple NDAC policy.

Table 10-26 Simple NDAC Policy Page

Option

Description

 

 

Policy type

Defines the type of policy to configure:

 

Simple—Specifies that the result applies to all requests.

 

Rule-based—Configure rules to apply different results depending on the

 

request.

 

If you switch between policy types, you will lose your previously saved policy

 

configuration.

 

 

Security Group

Select the security group to assign to devices. The default is Unknown.

 

 

Rule-Based Policy Page

Use this page for a rule-based policy to:

View rules.

Delete rules.

Open pages that create, duplicate, edit, and customize rules.

 

 

User Guide for Cisco Secure Access Control System 5.3

 

 

 

 

 

 

OL-24201-01

 

 

10-47

 

 

 

 

 

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Cisco Systems OL-24201-01 manual Ndac Policy, Simple Policy, Rule-Based Policy, 10-47