Cisco WS-C2980G-A Software Guide - Page 507
Enabling and Initializing 802.1x Authentication for Individual Ports
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Chapter 31 Configuring 802.1x Authentication Configuring 802.1x Authentication on the Switch To globally disable 802.1x authentication, perform this task in privileged mode: Task Globally disable 802.1x. Command set dot1x system-auth-control disable This example shows how to globally disable 802.1x authentication: Console> (enable) set dot1x system-auth-control disable dot1x system-auth-control disabled. Enabling and Initializing 802.1x Authentication for Individual Ports After 802.1x authentication is globally enabled, you can enable and initialize 802.1x authentication from the console only for individual ports. To globally enable 802.1x authentication, see the "Enabling 802.1x Globally" section on page 31-8. Note You must specify at least one RADIUS server before you can enable 802.1x authentication on the switch. For information on specifying a RADIUS server, see the "Specifying RADIUS Servers" section on page 30-23. To enable and initialize 802.1x authentication for access to the switch, perform this task in privileged mode: Step 1 Step 2 Step 3 Task Enable 802.1x control on a specific port. Initialize 802.1x on the same port. Verify the 802.1x configuration. Command set port dot1x mod/port port-control auto set port dot1x mod/port initialize show port dot1x mod/port This example shows how to enable 802.1x authentication on port 1 in module 4, initialize 802.1x authentication on the same port, and verify the configuration: Console> (enable) set port dot1x 4/1 port-control auto Port 4/1 dot1x port-control is set to auto. Trunking disabled for port 4/1 due to Dot1x feature. Spantree port fast start option enabled for port 4/1. Console> (enable) set port dot1x 4/1 initialize Port 4/1 initializing... Port 4/1 dot1x initialization complete. Console> show port dot1x 4/1 Port Auth-State BEnd-State Port-Control Port-Status 4/1 connecting finished auto unauthorized Port Multiple-Host Re-authentication 4/1 disabled disabled 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 31-9
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