[51547] in North American Network Operators' Group

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RE: AT&T NYC

daemon@ATHENA.MIT.EDU (Derek Samford)
Thu Aug 29 16:08:46 2002

From: "Derek Samford" <dsamford@fastduck.net>
To: "'Robert A. Hayden'" <rhayden@geek.net>,
	"'Michael Hallgren'" <m.hallgren@free.fr>
Cc: "'Ralph Doncaster'" <ralph@istop.com>,
	"'Peter van Dijk'" <peter@dataloss.nl>, <nanog@merit.edu>
Date: Thu, 29 Aug 2002 16:04:24 -0400
In-Reply-To: <Pine.LNX.4.33.0208291452340.17837-100000@titan.odeon.net>
Errors-To: owner-nanog-outgoing@merit.edu


I personally prefer using IS-IS for loopback/infrastructure routes, and
I use confederations for my IBGP. If a confederation ever gets to large,
I can always add a route-reflector inside the confederation. Ralph, you
have never failed to amaze me with your love for WCP (Worst Current
Practices.)

Derek

> -----Original Message-----
> From: owner-nanog@merit.edu [mailto:owner-nanog@merit.edu] On Behalf
Of
> Robert A. Hayden
> Sent: Thursday, August 29, 2002 3:53 PM
> To: Michael Hallgren
> Cc: Ralph Doncaster; Peter van Dijk; nanog@merit.edu
> Subject: RE: AT&T NYC
> 
> 
> Yup.  I like using OSPF to set up the mesh to the loopbacks and then
ibgp
> as the IGP.
> 
> On Thu, 29 Aug 2002, Michael Hallgren wrote:
> 
> > >Um.  Set up more than one reflector....
> >
> > yes... and align your setup with your physical topology(so making it
> > useful);
> > use other proto for mapping your infra, etc, etc,..
> >
> > mh
> >
> > On Thu, 29 Aug 2002, Ralph Doncaster wrote:
> >
> > >
> > > On Thu, 29 Aug 2002, Peter van Dijk wrote:
> > >
> > > > On Thu, Aug 29, 2002 at 01:09:54PM -0400, alex@yuriev.com wrote:
> > > > > > Has anybody mentioned the benefits of ISIS as an IGP to
them.
> > > > > Link-state protocols are evil, and when they break, they
*really*
> > break.
> > > > > I still do not see a compeling argument for not using BGP as
your
> IGP.
> > > >
> > > > Slow convergence.
> > >
> > > As well there is the issues of running a full iBGP mesh.  I've
> actually
> > > been doing it, and now that I'm about o add my 5th router, OSPF is
> > > looking a lot better than configuring 4 more BGP sessions.  I've
heard
> > > some people recommend a route-reflector, but that would mean if
the
> > > route-reflector goes down you're screwed.
> > >
> > > -Ralph
> > >
> > >
> > >
> > >
> >
> >
> >
> >



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