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RADIUS
Issue 1 July 2006 81
Figure 22: RADIUS Authentication Procedure
RADIUS is also part of IEEE 802.1x port-based network access control. For information on
802.1x, refer to IEEE 802.1x (Port Based Network Access Control)
.
User attempts login
Local User
account authenticated
in switch?
Perform log-in according
to user's privilege level
to switch
Yes
Authentication
request sent to
RADIUS Server
No
User name and
password
authenticated?
Yes
Authentication Reject
sent to switch
User cannot access
switch embedded
management
No