Reference Guide

Open Shortest Path First (OSPFv2) | 1065
Command Modes
INTERFACE
Command
History
Usage
Information
If this command is not configured, cost is based on the auto-cost command.
When you configure OSPF over multiple vendors, use the ip ospf cost command to ensure
that all routers use the same cost. Otherwise, OSPF routes improperly.
Related
Commands
ip ospf dead-interval
c e s
Set the time interval since the last hello-packet was received from a router. After the interval
elapses, the neighboring routers declare the router dead.
Syntax
ip ospf dead-interval seconds
To return to the default values, enter no ip ospf dead-interval.
Parameters
Defaults
40 seconds
Command Modes
INTERFACE
Command
History
Usage
Information
By default, the dead interval is four times the default hello-interval.
Related
Commands
ip ospf hello-interval
c e s
Specify the time interval between the hello packets sent on the interface.
Syntax
ip ospf hello-interval seconds
Version 8.3.7.0 Introduced on S4810
Version 7.6.1.0 Introduced on S-Series
Version 7.5.1.0 Introduced on C-Series
pre-Version 6.1.1.1 Introduced on E-Series
auto-cost Control how the OSPF interface cost is calculated.
seconds
Enter the number of seconds for the interval.
Range: 1 to 65535. Default: 40 seconds.
Version 8.3.7.0 Introduced on S4810
Version 7.6.1.0 Introduced on S-Series
Version 7.5.1.0 Introduced on C-Series
pre-Version 6.1.1.1 Introduced on E-Series
ip ospf hello-interval Set the time interval between hello packets.