From: Joe Rinehart (jjrinehart@hotmail.com)
Date: Sat Feb 11 2006 - 03:42:31 GMT-3
One situation I know of for sure is when you want to join partitioned area 0
routers. Since area 0 CANNOT have virtual-links a GRE connection is your
only option...
Joe Rinehart, Consulting Systems Engineer
CCNP, CCDP, CCIE #14256
World Wide Technology, Inc.
----- Original Message -----
From: "Venkatesh Palani" <kvpalani@gmail.com>
To: "Ccie Lab (E-mail)" <ccielab@groupstudy.com>
Sent: Friday, February 10, 2006 8:18 PM
Subject: OSPF Virtual link Vs GRE tunnel
> HI all,
>
> This might be a basic one, but I am just trying to understand given a
chance
> which is best to use GRE tunnel or Virtual links in OSPF. Also under which
> circumstance GRE is preffered or the only solution over Virtual link.
>
> to start with ..
>
> 1. GRE is used when there is a Stub area between the disjoint area
>
> could any one add more to this ?
>
> Thank you,
> Venkatesh
>
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