Switch Configuration
Switch#configure terminal | Enter configure mode. |
Switch(config)#port-security disable | Disable the port-security. |
Switch(config)#dot1x system-auth-ctrl | Enable authentication globally. |
Switch(config)#interface eth2 | Enter interface mode. |
Switch(config-if)#switchport | Enable switch port on interface. |
Switch(config-if)#dot1x port-control auto | Enable authentication (via Radius) on port (eth2). |
Switch(config-if)#exit | Exit interface mode. |
Switch(config)#interface eth1 | Enter interface mode. |
Switch(config-if)#dot1x port-control auto | Enable authentication (via Radius) on port (eth1). |
Switch(config-if)#exit | Exit interface mode. |
Switch(config)#radius-server dot1x host 192.126.12.1 auth-port 1812 | Specify the Radius Server address (192.126.12.1) and port. |
Switch(config)#radius-server dot1x host 192.126.12.1 key 0 testing124 | Specify the host IP and key with string name between radius server and client. |
Switch(config)#interface eth3 | Enter interface mode. |
Switch(config-if)#ip address 192.126.12.2/24 | Set the IP address on interface eth3. |
Validation
#show dot1x all
802.1X Port-Based Authentication Enabled
RADIUS server address: 192.168.1.1:60000
Next radius message id: 147
RADIUS client address: not configured
802.1X info for interface eth1
portEnabled: true - portControl: Auto
portStatus: Unauthorized - currentId: 29
protocol version: 2
reAuthenticate: disabled
reAuthPeriod: 3600
abort:F fail:F start:F timeout:F success:F
PAE: state: Connecting - portMode: Auto
PAE: reAuthCount: 1 - rxRespId: 0
PAE: quietPeriod: 60 - reauthMax: 2 - txPeriod: 30
BE: state: Idle - reqCount: 0 - idFromServer: 0
BE: suppTimeout: 30 - serverTimeout: 30
CD: adminControlledDirections: in - operControlledDirections: in
CD: bridgeDetected: false
KR: rxKey: false
KT: keyAvailable: false - keyTxEnabled: false
802.1X info for interface eth2
portEnabled: true - portControl: Auto
portStatus: Unauthorized - currentId: 29
protocol version: 2
reAuthenticate: disabled
reAuthPeriod: 3600
abort:F fail:F start:F timeout:F success:F
PAE: state: Connecting - portMode: Auto
PAE: reAuthCount: 1 - rxRespId: 0
PAE: quietPeriod: 60 - reauthMax: 2 - txPeriod: 30
BE: state: Idle - reqCount: 0 - idFromServer: 0
BE: suppTimeout: 30 - serverTimeout: 30
CD: adminControlledDirections: in - operControlledDirections: in
CD: bridgeDetected: false
KR: rxKey: false
KT: keyAvailable: false - keyTxEnabled: false
#show dot1x
802.1X Port-Based Authentication Enabled
RADIUS server address: 192.168.1.1:60000
Next radius message id: 147
RADIUS client address: not configured
Last modified date: 07/13/2023