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Description:

This document describes the settings to make on LANCOM GS-23xx series switches and LANCOM routers in order to implement MAC-based authentication at the internal RADIUS server of a LANCOM device.


Requirements:


Procedure:

1) Setting up the switch

1.1) Specify the RADIUS server
  • Open the menu Security -> AAA -> Configuration -> RADIUS authentication server configuration and set one of the entries in the list to Enabled.
  • Enter the IP address of the LANCOM RADIUS server.
  • Enter a shared secret into the Secret box.



1.2) Set up MAC authentication
  • Navigate to the menu Security -> NAS -> Configuration -> System configuration and set the Mode to the value Enabled.
  • In the Port configuration section, set the Admin state of the necessary ports to the value MAC-based auth.

Then save the configuration of the switch.




2) Setting up LANCOM RADIUS

2.1) Activate the RADIUS server
  • Open the configuration for the LANCOM router in LANconfig and switch to the menu item RADIUS -> Server -> RADIUS service.
  • In the Authentication port field, enter the value 1812.



2.2) Specify the switch as an IPv4 client
  • Then click the button IPv4 clients to specify the switch as a new client.
    • IP address: IP address of the switch
    • Netmask: 255.255.255.255
    • Protocols: RADIUS
    • Client secret: The same secret as the one entered into the switch



2.3) Add one or more entries to the User table
  • In the RADIUS server user table, add one or more new entries with the following settings:
    • Name / MAC address MAC address of the client in the format xx-xx-xx-xx-xx-xx
    • Case-sensitive user name check: Set the checkmark
    • Password: The MAC address of the client
    • Service type: Framed
    • Expiry type: Never

Write the configuration back to the LANCOM router. This concludes the configuration.



All LANCOM products and software versions are subject to LANCOM Software Lifecycle Management.
You can find information on our website at https://www.lancom-systems.com/products/firmware/software-lifecycle-management

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