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Chapter 28 OSPF
GS-4012F/4024 User’s Guide
239
The following table describes the related labels in this screen.
Table 91 OSPF Virtual-Link
LABEL DESCRIPTION
Name Enter a descriptive name (up to 32 printable ASCII characters) for identification
purposes.
Area ID Select the area ID (that uses the format of an IP address in dotted decimal notation)
of an area to associate the interface to that area.
Peer Router ID Enter the ID of a peer border router.
Authentication
Note: Virtual interface(s) must use the same authentication method
within the same area.
Select an authentication method. Choices are Same-as-Area, None (default),
Simple and MD5.
To exchange OSPF packets with peer border router, you must set the
authentication method and/or password the same as the peer border router.
Select Same-as-Area to use the same authentication method within the area and
set the related fields when necessary.
Select None to disable authentication. This is the default setting.
Select Simple to authenticate OSPF packets transmitted through this interface
using a simple password.
Select MD5 to authenticate OSPF packets transmitted through this interface using
MD5 authentication.
Key ID When you select MD5 in the Authentication field, specify the identification number
of the authentication you want to use.
Key When you select Simple in the Authentication field, enter a password eight-
character long.
When you select MD5 in the Authentication field, enter a password 16-character
long.
Add Click Add to save your changes to the Switch’s run-time memory. The Switch loses
these changes if it is turned off or loses power, so use the Save link on the top
navigation panel to save your changes to the non-volatile memory when you are
done configuring.
Cancel Click Cancel to start configuring the above fields again.
Clear Click Clear to set the above fields back to the factory defaults.
Index This field displays an index number of an entry.
Name This field displays a descriptive name of a virtual link.
Peer Router ID This field displays the ID (that uses the format of an IP address in dotted decimal
notation) of a peer border router.
Authentication This field displays the authentication method used (Same-as-Area, None, Simple or
MD5).
Key ID When the Authentication field displays MD5, this field displays the identification
number of the key used.
Delete Click Delete to remove the selected entry from the summary table.
Cancel Click Cancel to clear the Delete check boxes.