ZyXEL Communications XGS-4526 User Manual

Chapter 37 OSPF

XGS-4526/4528F/4728F User’s Guide

Authenticatio
n

Note: Virtual interface(s) must use the same authentication method 

within the same area.

Select an authentication method. The choices are Same-as-Area, 
None (default), Simple and MD5. 

To exchange OSPF packets with a peer border router, you must make the 
authentication method and/or password settings 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 begin configuring this screen afresh.

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. 

Authenticatio
n

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.

Table 122   IP Application > OSPF Configuration > OSPF Virtual Link  (continued)