Configuring ospf, Ospf, Onfiguring – Extreme Networks Summit1 User Manual

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OSPF

Table 10-4

describes the commands used to configure OSPF.

Table 10-4: OSPF Configuration Commands

Command

Description

create ospf area <areaid>

Creates an OSPF area. By default, the OSPF
area 0.0.0.0 is created.

enable ospf

Enables OSPF process for the router.

enable ospf exportstatic type [1 | 2]

Exports statically configured routes to other
OSPF routers. The default setting is disabled.

config ospf [vlan <name> | area <areaid> |
virtual-link <routerid> <areaid>] authentication
[simple-password <password> | md5
<md5_key_id> <md5_key>| none]

Specifies the authentication password (up to 8
characters) or MD5 key for one or all interfaces
in an area. The

<md5_key>

is a numeric value

with the range 0 - 65536. When the OSPF
area is specified, authentication information is
applied to all OSPF interfaces within the area.

config ospf vlan <name> area <areaid>

Associates a VLAN (router interface) with an
OSPF area. All router interfaces must have an
associated OSPF area. The default <

areaid>

is 0 (backbone area).

config ospf [vlan <name> | area <areaid> | all]
cost <number>

Configures the cost metric of one or all
interface(s). The default cost is 1.

config ospf [vlan <name> | area <areaid> | all]
priority <number>

Configures the priority used in the designated
router election algorithm for one or all IP
interface(s) of for all the interfaces within the
area. The range is 0 through 255, and the
default setting is 1.

config ospf add [vlan <name> | all]

Enables OSPF on one or all VLANs (router
interfaces). The default setting is disabled.

config ospf delete [vlan <name> | all]

Disables OSPF on one or all VLANs (router
interfaces).

config ospf add virtual-link <routerid> <areaid>

Adds a virtual link connected to another ABR.
Specify the following:

routerid

— Far end router interface

number.

areaid

— Transit area used for connecting

the two end-points. The transit area cannot
have the IP address 0.0.0.0.

Summit.bk : 10PROT.FM Page 14 Thursday, June 18, 1998 9:27 AM

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