Configuring Port-Based and User-Based Access Control (802.1X)
Contents
3. Configure the 802.1X Authentication Method . . . . . . . . . . . . . . . . 12-25
4. Enter the RADIUS Host IP Address(es) . . . . . . . . . . . . . . . . . . . . . 12-26
5. Enable 802.1X Authentication on the Switch . . . . . . . . . . . . . . . . 12-26
6. Optional: Reset Authenticator Operation . . . . . . . . . . . . . . . . . . . . 12-27
7. Optional: Configure 802.1X Controlled Directions . . . . . . . . . . . . 12-27
Wake-on-LAN Traffic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-28
Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-28
Example: Configuring 802.1X Controlled Directions . . . . . . . . 12-29
Unauthenticated VLAN Access (Guest VLAN Access) . . . . . . . . . . . 12-29
Characteristics of Mixed Port Access Mode . . . . . . . . . . . . . . . . 12-30
Configuring Mixed Port Access Mode . . . . . . . . . . . . . . . . . . . . . 12-31
802.1X Open VLAN Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-32
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-32
VLAN Membership Priorities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-33
Use Models for 802.1X Open VLAN Modes . . . . . . . . . . . . . . . . . . . . 12-34
Operating Rules for Authorized-Client and
Unauthorized-Client VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-39
Setting Up and Configuring 802.1X Open VLAN Mode . . . . . . . . . . . 12-43
802.1X Open VLAN Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . 12-47
Option For Authenticator Ports: Configure Port-Security
To Allow Only 802.1X-Authenticated Devices . . . . . . . . . . . . . . . . . 12-48
Port-Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-49
Configuring Switch Ports To Operate As
Supplicants for 802.1X Connections to Other Switches . . . . . . . . 12-50
Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-50
Supplicant Port Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-52
Displaying 802.1X Configuration, Statistics, and Counters . . . . 12-54
Show Commands for Port-Access Authenticator . . . . . . . . . . . . . . . 12-54
Viewing 802.1X Open VLAN Mode Status . . . . . . . . . . . . . . . . . . . . . 12-63
Show Commands for Port-Access Supplicant . . . . . . . . . . . . . . . . . . 12-67
How RADIUS/802.1X Authentication Affects VLAN Operation . 12-68
VLAN Assignment on a Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-69
Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-69
Example of Untagged VLAN Assignment in a RADIUS-Based
Authentication Session . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-71
12-2