ZyXEL Communications GS-4012F/4024 25.4.1 Viewing OSPF Area Information Table

	GS-4012F/4024 User’s Guide
Table 58 OSPF Configuration: Area Setup (continued)
LABEL	DESCRIPTION
Authentication	Select an authentication method (Simple or MD5) to activate authentication. Select
	None to disable authentication.
	Interface(s) and virtual interface(s) must use the same authentication method as the
	associated area.
Stub Area	Select this option to set the area as a stub area.
	If you enter 0.0.0.0 in the Area ID field, the settings in the Stub Area fields are ignored.
No Summary	Select this option to set the switch to not send/receive LSAs.
Default Route	Specify a cost (between 0 and 16777214) used to add a default route into a stub area
Cost	for routes which are external to an OSPF domain. If you do not set a route cost, no
	default route is added.
Add	Click Add to apply the changes.
Cancel	Click Cancel to start configuring the above fields again.
Clear	Click Clear to set the above fields back to the factory defaults.

25.4.1 Viewing OSPF Area Information Table

The bottom of the OSPF Configuration screen displays a summary table of all the OSPF areas you have configured.

Figure 80 OSPF Configuration: Summary Table

The following table describes the related labels in this screen.

Table 59 OSPF Configuration: Summary Table

LABEL	DESCRIPTION
Index	This field displays the index number of an area.
Name	This field displays the descriptive name of an area.
Area ID	This field displays the area ID (that uses the format of an IP address in dotted decimal
	notation) that uniquely identifies an area.
	An area ID of 0.0.0.0 indicates the backbone.
Authentication	This field displays the authentication method used (None, Simple or MD5).
Stub Network	This field displays whether an area is a stub network (Yes) or not (No).
Delete	Click Delete to remove the selected entry from the summary table.
Cancel	Click Cancel to clear the Delete check boxes.

Chapter 25 OSPF 166