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OSPF Commands

XSR CLI Reference Guide 5-95

Default

Fourtimesthevalueofthesecondsparameterdefinedintheospf hello-intervalcommand.

Example

Thefollowingexamplesetsthedeadintervalto20forFastEthernetport2:

XSR(config)#interface fastethernet 2

XSR(config-if<F2>)#ip address 172.16.16.1 255.255.255.0

XSR(config-if<F2>)#ip ospf dead-interval 20

ip ospf hello-interval

Thiscommandsetsthenumberofsecondsaroutermustwaitbeforesendingahellopacketto

neighborroutersontheinterface.

Syntax

ip ospf hello-interval seconds

Syntax of the “no” Form

Thenoformofthiscommandsetsthevaluetothedefault:

no ip ospf hello-interval

Mode

Interfaceconfiguration:XSR(config-if<xx>)#

Default

•10secondsforbroadcastandpoint‐to‐pointnetworks.

Example

Thefollowingexamplesetsthehellointervalto5forinterfaceFastEthernet1:

XSR(config)#interface fastethernet 1

XSR(config-if<F1>)#ip address 172.16.16.1 255.255.255.0

XSR(config-if<F1>)#ip ospf hello-interval 5

seconds

Thehellointerval.Itmustbethesameonneighboringrouters(onaspecific

subnet),butitcanvarybetweensubnets,rangingfrom1to65,535seconds.

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