2022/12/21 -This document describes an Open Shortest Path First (OSPF) connection with the use of a virtual link.
仮想リンクを指定します。仮想リンクは，エリア0（バックボーンエリア）に直接接続していないエリア境界ルータを，エリア0に接続するために使用します。
2018/5/8 -The area through which you configure the virtual link is known as a transit area. In this case, the area 11 will become the transit area.
2005/8/15 ---- This command creates the virtual link to area 0 via !--- transit area 1 with plain text authentication enabled. Configure MD5 Authentication.
For information about virtual links, see Configuring an ABR to use a virtual link to the backbone. Syntax: ip ospf area area-id virtual linkip-address. Used on ...
area virtual-link ... （ABRでのみ有効）仮想リンクを設定する。仮想リンクの設定はリンク両端のルーターで行わなくてはならない。 no形式でオプションを指定しなかった場合 ...
2018/11/8 -An Open Shortest Path First (OSPF) autonomous system all areas must be physically connected to the backbone area (Area 0).
2014/5/29 -You need to configure virtual link on both end point routers of the virtual link. Command in router ospf configuration is: area <AREA_ID> ...
Configuring OSPF Virtual Links with The area virtual-link Command. To set up an Open Shortest Path First (OSPF) virtual link, use the area area_number virtual- ...
Routes which summarise routing information relating to OSPF areas external to the OSPF link-state area at hand, originated by ABR routers. LSA Flooding . OSPF ...