Chapter 18 Port Authentication
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authentication request to a RADIUS server. The RADIUS server validates whether this client is
allowed access to the port.
Figure 112 IEEE 802.1x Authentication Process
18.1.2 MAC Authentication
MAC authentication works in a very similar way to IEEE 802.1x authentication. The main difference
is that the Switch does not prompt the client for login credentials. The login credentials are based
on the source MAC address of the client connecting to a port on the Switch along with a password
configured specifically for MAC authentication on the Switch.
Figure 113 MAC Authentication Process
New Connection
Authentication Request
Authentication Reply
1
4
5
Login Credentials
Login Info Request
3
2
Session Granted/Denied
New Connection
Authentication Request
Authentication Reply
1
2
3
Session Granted/Denied
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