Reference Guide

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 specic 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 congured
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
Congures a text authentication key to enable OSPF trac on an interface.
Syntax
ip ospf authentication-key key
Parameters key — Enter an eight-character string for the authentication key.
Defaults Not congured
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.
Example
OS10(config)# interface ethernet 1/1/1
OS10(conf-if-eth1/1/1)# ip ospf authentication-key sample
Supported Releases 10.3.0E or later
Layer 3 417