ospf timer hello
Use ospf timer hello to set the hello interval on an interface.
Use undo ospf timer hello to restore the default.
Syntax
ospf timer hello seconds
undo ospf timer hello
Default
The hello interval is 10 seconds for P2P and broadcast interfaces, and is 30 seconds for P2MP and NBMA interfaces.
Views
Interface view
Predefined user roles
network-admin
Parameters
seconds: Specifies the hello interval in the range of 1 to 65535 seconds.
Usage guidelines
The shorter the hello interval, the faster the topology converges, and the more resources are consumed. Make sure the hello interval on two neighboring interfaces is the same.
Examples
# Set the hello interval on VLAN-interface to 20 seconds.
<Sysname> system-view [Sysname] interface vlan-interface 10 [Sysname-Vlan-interface10] ospf timer hello 20
Related commands
ospf timer dead