1-6 
Table 1-4 Configure the maximum number of MAC address authentication users allowed to access a 
port 
Operation  Command  Description 
Enter system view
 
system-view 
—
 
Enter Ethernet port view
 
interface interface-type 
interface-number 
—
 
Configure the maximum 
number of MAC address 
authentication users allowed 
to access a port
 
mac-authentication 
max-auth-num user-number
Required 
By default, the maximum number 
of MAC address authentication 
users allowed to access a port is 
256. 
 
 
 
z  If both the limit on the number of MAC address authentication users and the limit on the number of 
users configured in the port security function are configured for a port, the smaller value of the two 
configured limits is adopted as the maximum number of MAC address authentication users allowed 
to access this port. Refer to the Port Security manual for the description on the port security 
function.  
z  You cannot configure the maximum number of MAC address authentication users for a port if any 
user connected to this port is online.  
 
Configuring the Quiet MAC Function on a Port 
You can configure whether to enable the quiet MAC function on a port. When this function is enabled, 
the MAC address connected to this port will be set as a quiet MAC address if its authentication fails. 
When this function is disabled, the MAC address will not become quiet no matter whether the 
authentication is failed. 
Table 1-5 Configure the quiet MAC function on a port  
Operation  Command  Description 
Enter system view 
system-view 
— 
Eneter Ethernet port view 
interface interface-type 
interface-number 
— 
Configure quiet MAC function 
on the port 
mac-authenticiaon 
intrusion-mode block-mac 
enable 
Required 
Enabled by default. 
 
Displaying and Debugging MAC Authentication 
After the above configuration, you can execute the display command in any view to display system 
running of MAC Authentication configuration, and to verify the effect of the configuration. You can 
execute the reset command in user view to clear the statistics of MAC Authentication.