To report interval frequency and mode adjustments, 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. Enable the necessary ports administratively.
INTERFACE mode
no shutdown
3. Enable fefd globally.
CONFIGURATION mode
fefd-global {interval | mode}
Example of the show fefd Command
To display information about the state of each interface, use the show fefd command in EXEC privilege
mode.
Dell#show fefd
FEFD is globally 'ON', interval is 3 seconds, mode is 'Normal'.
INTERFACE MODE INTERVAL STATE
(second)
Te 1/1/1 Normal 3 Bi-directional
Te 1/2/1 Normal 3 Admin Shutdown
Te 1/3/1 Normal 3 Admin Shutdown
Te 1/4/1 Normal 3 Admin Shutdown
Dell#show run fefd
!
fefd-global mode normal
fefd-global interval 3
Enabling FEFD on an Interface
To enable, change, or disable FEFD on an interface, use the following commands.
• Enable FEFD on a per interface basis.
INTERFACE mode
fefd
• Change the FEFD mode.
INTERFACE mode
fefd [mode {aggressive | normal}]
• Disable FEFD protocol on one interface.
INTERFACE mode
fefd disable
Layer 2
523