113
Ten-GigabitEthernet1/0/1 is link-up
MAC authentication : Enabled
Authentication domain : Not configured
Auth-delay timer : Disabled
Re-auth server-unreachable : Logoff
Guest VLAN : Not configured
Critical VLAN : Not configured
Host mode : Single VLAN
Max online users : 4294967295
Authentication attempts : successful 1, failed 0
Current online users : 1
MAC address Auth state
00e0-fc12-3456 Authenticated
The output shows that Host A has passed MAC authentication and has come online. Host B failed MAC
authentication and its MAC address is marked as a silent MAC address.
RADIUS-based MAC authentication configuration example
Network requirements
As shown in
, the device uses RADIUS servers to perform authentication, authorization, and
accounting for users.
To control user access to the Internet by MAC authentication, perform the following tasks:
•
Enable MAC authentication globally and on port Ten-GigabitEthernet 1/0/1.
•
Configure the device to detect whether a user has gone offline every 180 seconds.
•
Configure the device to deny a user for 180 seconds if the user fails MAC authentication.
•
Configure all users to belong to the ISP domain
bbb
.
•
Use a shared user account for all users, with the username
aaa
and password
123456
.
Figure 35
Network diagram
Configuration procedure
1.
Make sure the RADIUS server and the access device can reach each other. (Details not shown.)
2.
Configure the RADIUS servers:
# Create a shared account for MAC authentication users. (Details not shown.)