Reference Guide

Defaults Not configured.
Command Modes
ROUTER OSPF for OSPFv2
ROUTER OSPFv3 for OSPFv3
Command History
Version 9.1.(0.0) Introduced support for OSPFv3 on the S4810 and Z9000.
Version 7.8.1.0 Added support for the C-Series.
Version 7.4.1.0 Introduced on the E-Series.
Usage
Information
To redistribute the default route (x:x:x:x::x), configure the default-information originate
command.
Related
Commands
default-
information
originate
Configure default external route into OSPFv3.
router-id
Designate a fixed router ID.
C-Series, E-Series, Z-Series, S4810
Syntax router-id ip-address
To return to the previous router ID, use the no router-id ip-address command.
Parameters
ip-address
Enter the router ID in the dotted decimal format.
Defaults The router ID is selected automatically from the set of IPv4 addresses configured on a router.
Command Modes
ROUTER OSPF for OSPFv2
ROUTER OSPFv3 for OSPFv3
Command History
Version 9.1.(0.0) Introduced support for OSPFv3 on the S4810 and Z9000.
Version 7.8.1.0 Added support for the C-Series.
Version 7.4.1.0 Introduced on the E-Series.
Usage
Information
You can configure an arbitrary value in the IP address for each router. However, each router ID
must be unique.
If this command is used on an OSPFv3 process that is already active (has neighbors), all the
neighbor adjacencies are brought down immediately and new sessions are initiated with the
new router ID.
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