From: Tom Young (gitsyoung@yahoo.co.jp)
Date: Sat Feb 12 2005 - 10:27:47 GMT-3
Hi, everybody.
I really want to know the result of the network below.
Who can test it for me ? Sorry I haven't the lab
envorinment so that I couldn't test it. If you could
provide me the result of every router's routing table is
very helpful.
Thanks
--- DaveW <kapsi1911@hotmail.com> $B$+$i$N%a%C%;!<%8!'(B
> Tom,
>
> I going to disagree and say you're network design
> will not cause a problem,
> unless you have split horizon disabled on router A.
> Otherwise when you
> redistribute the IBGP route into EIGRP it should
> show up in the eigrp
> topology table on router B as being learned via
> local redistribution, not
> learned from router A. The IBGP learned route should
> be installed in the
> routing table of router B. I haven't tested this in
> the lab but looking at
> it I can't see this causing a problem for you.
> Again, I don't think AD will
> be a factor for that single route unless split
> horizon is disabled on router
> A. Comments?
>
> DAve
>
>
> ----- Original Message -----
> From: "Tom Young" <gitsyoung@yahoo.co.jp>
> To: "Lee Donald" <Lee.Donald@t-systems.co.uk>;
> <ccielab@groupstudy.com>
> Sent: Friday, February 11, 2005 12:06 PM
> Subject: RE: routing problem
>
>
> > The question is my imagination. I want to know
> whether my
> > imagination is right . If I don't change the eigrp
> and bgp
> > 's AD, does the loop will happen ?
> >
> > Thanks
> >
> > --- Lee Donald <Lee.Donald@t-systems.co.uk>
> $B$+$i$N%a%C%;(B
> > $B!<%8!'(B
> > > Alter the AD for the eigrp externals using
> > > route-maps or distance etc.
> > >
> > >
> > >
> > >
> > > -----Original Message-----
> > > From: Tom Young [mailto:gitsyoung@yahoo.co.jp]
> > > Sent: 11 February 2005 16:52
> > > To: ccielab@groupstudy.com
> > > Subject: routing problem
> > >
> > > Hi, group
> > >
> > > A simple network as below,
> > > RouterA--------RouterB------RouterC--(LAN).
> > >
> > > EIGRP was run between router A and B.
> > > BGP was run between router B and C.
> > >
> > > Redistributing the BGP into EIGRP was done on
> > > RouterB so
> > > that RouterA could get RouterC's routing
> infomation.
> > > The
> > > problem is external eigrp's AD is 170 and IBGP
> is
> > > 200. So,
> > > as a result, RouterC's routing table on RouterB
> will
> > > be
> > > marked as EIGRP. If the RouterB want to
> communicate
> > > with
> > > a PC on RouterC's LAN side, it will send the
> packet
> > > to
> > > router A, because router A makes EIGRP area with
> > > router B.
> > > But RouterC will return the pactet back to
> RouterB
> > > because
> > > the next hop for RouterC is Router B. And so on
> > > untill the
> > > loop down.
> > > Did I think right? How can I solve the problem?
> > >
> > > Thanks
> > >
> > > __________________________________
> > > Let's Celebrate Together!
> > > Yahoo! JAPAN
> > > http://pr.mail.yahoo.co.jp/so2005/
> > >
> >
> > __________________________________
> > Let's Celebrate Together!
> > Yahoo! JAPAN
> > http://pr.mail.yahoo.co.jp/so2005/
> >
> >
__________________________________
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