ZyXEL Communications MES3500-24, User Manual

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Chapter 18 Port Authentication
MES3500-24/24F User’s Guide
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provides the login credentials, the Switch sends an authentication request to a RADIUS server. The
RADIUS server validates whether this client is allowed access to the port.
Figure 74
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
New Connection
Access Request
Authentication Reply
1
8
9
Challenge Response
7
6
Session Granted/Denied
Login Credentials
Identity Request
3
2
Authentication Request
Access Challenge
4
5
Challenge Request