Allowing reauthentication when RADIUS server is unavailable

Syntax

[no] aaa authentication <port-access | web-based | mac-based> <primary method> <secondary-method>

Allows reauthentications to succeed when the RADIUS server is unavailable. Users already authenticated retain their currently-assigned session attributes.

The primary methods for port-access authentication are local, chap-radius, or eap-radius. The primary method for web-based or mac-based authentication is chap-radius.

The secondary methods can be none, authorized, or cached-reauth.

Default secondary authentication for all types of port access: none.