Reference Guide

Example
OS10(conf-router-ospf-10)# fast-converge 3
Supported
Releases
10.2.0E or later
graceful-restart
Enables the helper mode during a graceful or hitless restart.
Syntax
graceful-restart role helper-only
Parameters None
Defaults Disabled
Command Mode ROUTER-OSPF
Usage
Information
The no version of this command disables the helper mode.
Example
OS10(config)# router ospf 10
OS10(conf-router-ospf-10)# graceful-restart role helper-only
Supported
Releases
10.3.0E or later
ip ospf area
Attaches an interface to an OSPF area.
Syntax
ip ospf process-id area area-id
Parameters
● process-id — Set an OSPF process ID for a specific OSPF process (1 to 65535)
● area area-id — Enter the OSPF area ID in dotted decimal format (A.B.C.D.) or enter an area ID
number (1 to 65535).
Default Not configured
Command Mode INTERFACE
Usage
Information
The no version of this command removes an interface from an OSPF area.
Example
OS10(conf-if-vl-10)# ip ospf 10 area 5
Supported
Releases
10.2.0E or later
ip ospf authentication-key
Configures a text authentication key to enable OSPF traffic on an interface.
Syntax
ip ospf authentication-key key
Parameters key — Enter an eight-character string for the authentication key.
Defaults Not configured
Command Mode INTERFACE
Usage
Information
To exchange OSPF information, all neighboring routers in the same network must use the same
authentication key. The no version of this command deletes the authentication key.
396 Layer 3