Re: eigrp topolgy confusion

From: Lazar Adrian <adrianlazar_at_gmail.com>
Date: Mon, 25 Jul 2011 09:01:43 +0300

Hi,

If R3 prefers the route through R4 to reach 10.27.0.1/32 then you will only
have one route in the topology table of R4, the one from R2.

Regards,
Adrian

On Mon, Jul 25, 2011 at 8:05 AM, Govind Singh <Govind.Singh_at_amdocs.com>wrote:

> I did but I cannot see that.
>
> Thanks & Regards,
>
> Govind Singh | Ext 2091 3870 | Mob +91 97654 91923 | Ph +91 20 4015 3870
>
>
> -----Original Message-----
> From: Daniel Dib [mailto:daniel.dib_at_reaper.nu]
> Sent: Saturday, July 23, 2011 10:49 PM
> To: Govind Singh; ccielab_at_groupstudy.com
> Subject: RE: eigrp topolgy confusion
>
> On lv, jul 23, 2011 at 13:31:58, Govind Singh wrote:
> > Subject: eigrp topolgy confusion
> >
> > Hi experts,
> >
> > below is my physical topology.
> >
> > (SiteA)
> > R1--------CoreSw1-----------CoreSw2-------------R2----
> > loopback0(10.27.0.1/32)
> > :.1
> > :.5
> > : :
> > : 10.0.0.0/30
> > :10.0.0.4/30
> > : :
> > :.2
> > :.6
> > R3--------CoreSw1----------CoreSw2-------------R4
> > (SiteB)
> >
> > Eigrp is running on all the routers and core swicthes. R1 is connected
> > to R3 via P2P link and same way R2 with R4.
> > loopback0 gets advertised via eigrp all the way to R3,Coresw1,Coresw2
> > and R4 in SiteB.
> >
> > in R3 when I do "Sh ip eigrp topology 10.27.0.1/32" I see 2 paths -
> > one from
> > R1 and another from R4.
> > But when i run the same command on R4 i see only one path and that is
> > from R2.
> > I think R4 should also learn topology atleast from 2 paths instead of
> > one ( one from R2 and other from R3).
> > Can someone clarify why it is so.
> >
> > Regds,
> > Govind
>
> Try a show ip eigrp topology all-links and see if you have any additional
> paths. Maybe the second path does not meet the feasibility condition.
>
> /Daniel
>
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Received on Mon Jul 25 2011 - 09:01:43 ART

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