Today, I successfully completed a lab in GNS3 to work with dot1x wired authentication. In my lab, I used Cisco IOU L2 Image , FreeRADIUS Servers for remote authentication and CentOS 7 as a Client operating system. In this post I will show my working configuration for Cisco L2 Switch, where " no ip routing " is configured. And a snapshot for from CentOS for network security setting to authenticate with 802.1x protocol. On switch I used following configurations My Cisco IOU L2 Image is ACCESS-SW# sh version | in Version Cisco IOS Software, Solaris Software (I86BI_LINUXL2-IPBASEK9-M), Experimental Version 15.1(20130726:213425) [dstivers-july26-2013-team_track 105] ! ACCESS-SW# show run ! ! output only dot1x related configuration ! aaa new-model aaa group server radius RADIUS1 server name FreeRADIUS aaa authentication dot1x default group RADIUS1 local dot1x system-auth-control ! interface Ethernet3/0 switchport access vlan 10 switchport ...
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