To return to default value, use the no ip ospf cost command.Parameterscost Enter a number as the cost. The range is 1 to 65535.Defaults The default cost is based on the reference bandwidth.Command Modes INTERFACECommand History Version 8.3.11.1 Introduced on the Z9000.Version 8.3.7.0 Introduced on the S4810.Version 7.6.1.0 Introduced on the S-Series.Version 7.5.1.0 Introduced on the C-Series.pre-Version6.1.1.1Introduced on the E-Series.UsageInformationIf 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 toensure that all routers use the same cost. Otherwise, OSPF routes improperly.RelatedCommandsauto-cost – controls how the OSPF interface cost is calculated.ip ospf dead-intervalSet the time interval since the last hello-packet was received from a router. After the interval elapses, the neighboringrouters declare the router dead.C-Series, E-Series, S-Series, Z-Series, S4810Syntax ip ospf dead-interval secondsTo return to the default values, use the no ip ospf dead-interval command.Parametersseconds Enter the number of seconds for the interval. The range is 1 to 65535.The default is 40 seconds.Defaults 40 secondsCommand Modes INTERFACECommand History Version 8.3.11.1 Introduced on the Z9000.Version 8.3.7.0 Introduced on the S4810.Version 7.6.1.0 Introduced on the S-Series.Version 7.5.1.0 Introduced on the C-Series.pre-Version6.1.1.1Introduced on the E-Series.1056