DGS-3312SR Gigabit Layer 3 Switch
stub areas do not allow the LSDB advertisement of external routes. Stub areas use a default summary external route
(0.0.0.0 or Area 0) to reach external destinations.
To set up an OSPF Area configuration click the OSPF Area Settings link to open the following window:
Figure 5- 30. OSPF Area Settings window
To add an OSPF Area to the table, type a unique Area ID (see below) select the Type from the drop-down menu. For a
Stub type, choose
Enabled
or
Disabled
from the Stub Import Summary LSA drop-down menu and determine the Stub
Default Cost. Click the
Add/Modify
button to add the Area ID set to the table.
To remove an Area ID configuration set, simply click the
X
in the
Delete
column for the configuration.
To change an existing set in the list, type the Area ID of the set you want to change, make the changes and click the
Add/Modify
button. The modified OSPF Area ID will appear in the table.
Figure 5- 31. OSPF Area Settings window
See the parameter descriptions below for information on the OSPF Area ID setting.
The Area ID settings are as follows:
Parameter
Description
Area ID
A 32-bit number in the form of an IP address (xxx.xxx.xxx.xxx) that uniquely identifies
the OSPF area in the OSPF domain.
Type
This field can be toggled between
Normal
and
Stub
using the space bar. When it is
toggled to
Stub
, additional fields appear
−
Stub Import Summary LSA, and Default
Cost.
Stub Import
Summary LSA
Displays whether or not the selected Area will allow Summary Link-State
Advertisements (Summary LSAs) to be imported into the area from other areas.
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Summary of Contents for DGS-3312SR
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