Configuring the OSPF Routing Protocol (Layer 3)

Creating OSPF Areas

To create OSPF areas:

1.In the OSPF Configuration section of the Web Agent window, click Areas. The OSPF Areas dialog box opens.

Note: The Area ID 0.0.0.0 is a backbone area and always exists in an OSPF configuration.

2.Click CREATE. The Add OSPF Area dialog box opens.

3.Use Table 9-2 to configure your new OSPF area:

 

 

Table 9-2.OSPF Area Parameters

 

 

Parameter

Allows you to...

 

 

Select

Select the OSPF area to be configured.

 

Note: This parameter is displayed in the OSPF Area

 

 

dialog box, not in the Add OSPF Area dialog box.

 

 

Area ID

Specify the Area ID (32-bit character) for the new area. This

 

must be a unique ID within AS.

 

Note: Do not use 0.0.0.0 as an area ID.

 

 

Area Type

Select the type of area. Types include:

 

•

Non-Stub- Non-edge device/router.

 

•

Stub - An edge device/router that does not leak external

 

 

advertisements.

 

•

Not-so-stubby- This is still a stub area, however, this

 

 

device/router can leak some external advertisements.

 

 

Translate 7 into 5

Select to enable or disable the translation of the NSSA ASE Type

 

7 into an AS External LSA Type 5.

 

 

Stub Metric

Specify the stub area default summary cost metric. (Default is 1).

 

 

Type 3 ASE Filter

Select to enable or disable the Type 3 summary LSA filter for

 

Stub and NSSA only.

 

 

 

4.Click CREATE to save your changes, or CANCEL to restore previous settings.

Deleting OSPF Areas

To delete an OSPF area:

1.In the OSFP Configuration section of the Web Agent window, click Areas. The OSPF Areas dialog box opens.

Cajun P550/P220 Switch Operation Guide

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