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November 13th, 2018 06:00

Mac-Based + radius n3000 switch series.

Hello, I'm trying to set-up radius+mac-based authentication on ethernet ports.

But first I don't know if it is supported by the switch, second there are point in the documentation that I don't understand.

What I don't understand is the mab command, what does it do exactly ?

What does exactly dot1x port-control mac-based does ?

What I see is that I have an error message

dot1xBamResponseAction: Failed getting auth method, logical port 0. Could not determine the authentication method to be used . Probably because of a mis-configuration.

the configuration is

authentication enable

dot1x system-auth-control

aaa authorization network default radius r

adius server auth 192.168.254.70

primary

name "Default-RADIUS-Server"

usage 802.1x

key xxxxxx

exit i

nterface Gi1/0/1

description "testfg"

switchport mode general

switchport general pvid 161

switchport general allowed vlan add 161,3013

dot1x port-control mac-based

mab

authentication order mab

authentication priority mab

exit

Moderator

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8.5K Posts

November 13th, 2018 11:00

Hi,

MAB allows ports to be authenticated based on their mac address, rather than with credentials. dot1x port-control mac allows for the port to authenticate multiple mac addresses on a single port, for example an IP phone and a client PC. The error sounds like it is not able to get the authentication from the radius server.  

1 Message

May 8th, 2019 09:00

If I am using the port for data and voice, I will need to add the dot1x port-control mac-based correct?

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