ZyXEL ES-4124 User Guide - Page 244

Chapter 28 OSPF Table 91 IP Application > OSPF Configuration > OSPF Interface (continued) LABEL DESCRIPTION Priority The priority you assign to the interface is used in router elections to decide which router is going to be the Designated Router (DR) or the Backup Designated Router (BDR). You can assign a number between 0 and 255. A priority of 0 means that the router will not participate in router elections. 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 the index number for an interface. Network This field displays the IP interface information. Area ID This field displays 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. 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. Cost This field displays the interface cost used for calculating the routing table. Priority This field displays the priority for this OSPF interface. Delete Click Delete to remove the selected entry from the summary table. Cancel Click Cancel to begin configuring this screen afresh. 28.6 OSPF Virtual-Links Configure and view virtual link settings in this screen. See Section 28.1 on page 235 for more information on OSPF. In the OSPF Configuration screen, click Virtual-Link to display the screen as shown next. Figure 127 IP Application > OSPF Configuration > OSPF Virtual Link 244 ES-4124 User's Guide