router id
Enterasys C3 Configuration Guide 27-3
router id
Use this command to set the OSPF router ID for the device. This IP address must be set manually
in order to run OSPF. The no form of this command removes the router ID for the device.
Syntax
router id ip-address
no router id
Parameters
Defaults
None.
Mode
Global configuration: C3(su)->router(Config)#
Usage
This command sets the OSPF router ID. The router ID is a 32-bit number that uniquely identifies
the router in its autonomous system (AS). If the router ID is not explicitly configured, the highest
configured loopback IP address, if one exists, is used, or the highest routing VLAN IP address is
used.
• Define an area as a stub area. “area stub” on page 27-13
• Set the cost value for the default route that
is sent into a stub area.
“area default-cost” on page 27-14
• Define an area as an NSSA. “area nssa” on page 27-14
Create virtual links. “area virtual-link” on page 27-15
Configure passive OSPF on an interface, or
set passive OSPF as the default mode.
“passive-interface” on page 27-16
Enable redistribution from non-OSPF
routes.
“redistribute” on page 27-17
Monitor and maintain OSPF. “show ip ospf” on page 27-18
“show ip ospf area” on page 27-19
“show ip ospf neighbor” on page 27-22
“show ip ospf interface” on page 27-21
“show ip ospf neighbor” on page 27-22
“show ip ospf virtual-links” on page 27-23
“clear ip ospf process” on page 27-24
Table 27-1 OSPF Configuration Task List and Commands (Continued)
To do this... Use these commands...
ip-address Specifies the IP address that OSPF will use as the router ID.
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