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Root level command
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Command
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Description
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|---|---|---|
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interface (dialer fastethernet| loopback|tunnel|vlan)
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Enter the Dialer, FastEthernet, Loopback, Tunnel, or VLAN interface context
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bandwidth
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Set the bandwidth parameter manually for this interface
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ip ospf authentication
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Specify the authentication type for an interface
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no ip ospf authentication
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Remove the authentication type for an interface.
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ip ospf authentication-key
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Configure the interface authentication password
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no ip ospf authentication-key
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Remove the OSPF password
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ip ospf cost
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Configure the Cost of an OSPF interface, for the purpose of determining the shortest path
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no ip ospf cost
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Set the cost to its default value
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ip ospf dead-interval
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Configure the interval before declaring the neighbor as dead
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no ip ospf dead-interval
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Set the dead-interval to its default value
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ip ospf hello-interval
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Specify the time interval between hello packets sent by the router
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no ip ospf hello-interval
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Set the hello-interval to its default value
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ip ospf message-digest-key
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Specify the message-digest key for the interface and enable OSPF MD5 authentication
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no ip ospf message-digest-key
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Return the interface to its default value
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ip ospf network point-to-multipoint
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Specify the network type for the interface
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ip ospf network point-to-multipoint
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Return the interface to its default value
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ip ospf priority
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Configure interface priority used in Designated Router election
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no ip ospf priority
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Set the OSPF priority to its default value
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ip ospf router-id
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Configure the router ID
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no ip ospf router-id
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Return the router ID to its default value
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router ospf
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Enable OSPF protocol on the system and to enter the router configuration context
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no router ospf
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Restore the default value and disable OSPF globally
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area
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Configure the OSPF area ID of the router
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no area
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Delete the OSPF area id
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default-metric
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Set the interface OSPF route metric value
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network
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Enable OSPF in a network
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no network
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Disable OSPF in a network. The default value is disabled.
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passive-interface
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Suppress OSPF routing updates on an interface. Used to allow interfaces to be flooded into the OSPF domain as OSPF routes rather than external routes.
Note:
Use the network command with this command to make the network passive.
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redistribute
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Redistribute routing information from other protocols into OSPF
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no redistribute
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Disable resistribution by OSPF
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timers spf
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Configure the delay between runs of OSPFs (SPF) calculation
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no timers spf
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Restore the default value
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show ip ospf
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Display general information about OSPF routing
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show ip ospf database
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Display lists of information related to the OSPF database for a specific router
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show ip ospf interface
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Display the OSPF-related interface information
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show ip ospf neighbor
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Display OSPF neighbor information on a per-interface basis
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show ip protocols
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Display OSPF parameters and statistics
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