IP R
OUTING
C
OMMANDS
-167
seconds - The maximum time that neighbor routers can wait for a hello
packet before declaring the transmitting router down. This interval must be
set to the same value for all routers on the network. (Range: 1-65535)
Command Mode
Interface Configuration (VLAN)
Default Setting
40, or four times the interval specified by the ip ospf hello-interval
command.
Example
Related Commands
ip ospf hello-interval (3-167)

ip ospf hello-interval

Use this command to specify the interval between sending hello packets on
an interface. Use the no form to restore the default value.
Syntax
ip ospf hello-interval seconds
no ip ospf hello-interval
seconds - Interval at which hello packets are sent from an interface. This
interval must be set to the same value for all routers on the network.
(Range: 1-65535)
Command Mode
Interface Configuration (VLAN)
Default Setting
10 seconds
Command Usage
Hello packets are used to inform other routers that the sending router
is still active. Setting the hello interval to a smaller value can reduce the
delay in detecting topological changes, but will increase routing traffic.
Console(config)#interface vlan 1
Console(config-if)#ip ospf dead-interval 50
Console(config-if)#