Re: ATT bit

From: James (james@towardex.com)
Date: Tue Oct 05 2004 - 17:27:38 GMT-3


On Tue, Oct 05, 2004 at 06:12:10PM +0200, Sameh El Tawil wrote:
> I have seen the same thing when I was testing ISIS in my lab. The attached
> bit is taken into consideration and generates the default route by default.
> There is no need to enable CLNS routing.
>
> My guess is that the ISIS implementation has evolved a lot since the Doyle
> book was published. This is not the only thing that doesn't tally.
>
> Another example is the statement that ISIS adjacencies do not take into
> consideration the interface IP addresses. ISIS adjacencies DO take the
> configured interface IP address into account. If you try to bring up an ISIS
> adjacency with a neighbor that is not part of the locally configured subnet,
> it won't come up.

Hmm are you sure? Does IP ISIS not come up, but does CLNS maintain adj?

Just asking/curious...

-J

--
James Jun                                            TowardEX Technologies, Inc.
Technical Lead                        Network Design, Consulting, IT Outsourcing
james@towardex.com                  Boston-based Colocation & Bandwidth Services
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