ZyXEL Communications XS1920 Series User Manual page 154

Figure 112 Advanced Application > Port Authentication > MAC Authentication
The following table describes the labels in this screen.
Table 66 Advanced Application > Port Authentication > MAC Authentication
LABEL DESCRIPTION
Active Select this check box to permit MAC authentication on the Switch.
Note: You must first enable MAC authentication on the Switch before configuring it on each
Name Prefix Type the prefix that is appended to all MAC addresses sent to the RADIUS server for
authentication. You can enter up to 32 printable ASCII characters.
If you leave this field blank, then only the MAC address of the client is forwarded to the
RADIUS server.
Password Type the password the Switch sends along with the MAC address of a client for
authentication with the RADIUS server. You can enter up to 32 printable ASCII characters.
Timeout Specify the amount of time before the Switch allows a client MAC address that fails
authentication to try and authenticate again. Maximum time is 3000 seconds.
When a client fails MAC authentication, its MAC address is learned by the MAC address
table with a status of denied. The timeout period you specify here is the time the MAC
address entry stays in the MAC address table until it is cleared. If you specify 0 for the
timeout value, then this entry will not be deleted from the MAC address table.
Note: If the Aging Time in the Switch Setup screen is set to a lower value, then it
Port This field displays a port number.
Chapter 18 Port Authentication
port.
supersedes this setting. See
XS1920 Series User's Guide
154
Section 8.5 on page 63.