Dell PowerSwitch S4820T 9.50.1 Configuration Guide for the S4820T System - Page 558

To set up and activate two or more connected interfaces, use the following commands. 1. Setup two or more connected interfaces for Layer 2 or Layer 3. INTERFACE mode ip address ip address, switchport 2. Activate the necessary ports administratively. INTERFACE mode no shutdown 3. INTERFACE mode fefd {disable | interval | mode} Example of Viewing FEFD Configuration Dell(conf-if-gi-1/0)#show config ! interface GigabitEthernet 1/0 no ip address switchport fefd mode normal no shutdown Dell(conf-if-gi-1/0)#do show fefd | grep 1/0 Gi 1/0 Normal 3 Unknown Debugging FEFD To debug FEFD, use the first command. To provide output for each packet transmission over the FEFD enabled connection, use the second command. • Display output whenever events occur that initiate or disrupt an FEFD enabled connection. EXEC Privilege mode debug fefd events • Provide output for each packet transmission over the FEFD enabled connection. EXEC Privilege mode debug fefd packets Examples of the debug fefd Commands Dell#debug fefd events Dell#config Dell(conf)#int gi 1/0 Dell(conf-if-gi-1/0)#shutdown 2w1d22h: %RPM0-P:CP %IFMGR-5-ASTATE_DN: Changed interface Admin state to down: Gi 1/0 Dell(conf-if-gi-1/0)#2w1d22h : FEFD state on Gi 1/0 changed from ANY to Unknown 2w1d22h: %RPM0-P:CP %IFMGR-5-OSTATE_DN: Changed interface state to down: Gi 1/0 2w1d22h: %RPM0-P:CP %IFMGR-5-OSTATE_DN: Changed interface state to down: Gi 4/0 2w1d22h: %RPM0-P:CP %IFMGR-5-INACTIVE: Changed Vlan interface state to inactive: Vl 1 2w1d22h : FEFD state on Gi 4/0 changed from Bi-directional to Unknown Dell#debug fefd packets Dell#2w1d22h : FEFD packet sent via interface Gi 1/0 558 Layer 2