Dell N1100-ON Reference Manual page 1206

ip ospf bfd
Use the ip ospf bfd command to enable sending of BFD events to OSPF on a
VLAN routing interface. Use the no form of the command to disable sending
of BFD events.
Syntax
ip ospf bfd
no ip ospf bfd
Default Configuration
BFD is not enabled by default.
Command Mode
Interface (VLAN) Configuration mode
User Guidelines
BFD processing notifies OSPF of L3 connectivity issues with the peer. The
interface must be a VLAN interface enabled for routing.
BFD must also be enabled in OSPF router configuration mode in order to
BFD processing to occur.
Command History
Introduced in version 6.3.0.1 firmware.
Example
The following example
console#configure
console(config)#ip routing
console(config)#interface vlan 3
console(config-if-vlan3)#ip address 192.168.0.1 /24
console(config-if-vlan3)#ip ospf area 0
console(config-if-vlan3)#ip ospf bfd
onsole(config-if-vlan3)#exit
console(config)#router ospf
console(config-router)#bfd
1206
Layer 3 Routing Commands