Re: CCIE Practical Studies, Darth Reid, and Redistribution

From: Perminder Grewal (percy_gunner@xxxxxxxxxxx)
Date: Fri Jul 26 2002 - 03:23:15 GMT-3


   
anthony

This was down to frame-relay on a physical interace running igrp, by default
split-horizons is disabled, hence route-feedback.

Percy

>From: "Anthony Pace" <anthonypace@fastmail.fm>
>Reply-To: "Anthony Pace" <anthonypace@fastmail.fm>
>To: "Perminder Grewal" <percy_gunner@hotmail.com>, Mark.Snow@newcome.com,
> ccielab@groupstudy.com
>Subject: Re: CCIE Practical Studies, Darth Reid, and Redistribution
>Date: Thu, 25 Jul 2002 19:07:54 +0000
>
>So what is it in Split-Horizons which causes the routers not to send
>each other routes when defined on phisical interfaces? They still would
>never need to send an advertisemnet out the same interface they learned
>it from. I saw a debug message where they would see their own
>advertisment and ignore it. (it scrolled off the screen or I would have
>printed it) Also, after a while they never sent advertisments at all.
>That why I was thinking maybe the SVC tore itself down somehow, but an
>"interesting" ping could wake it up.
>
>Anthony Pace
>
>
>
>On Thu, 25 Jul 2002 17:01:32 +0000, "Perminder Grewal"
><percy_gunner@hotmail.com> said:
> > Mark
> >
> > Also don't forget split-horizon's on the frame-relay for IGRP and DV
> > protocols. Split horizon is disabled on the physical interface but not
> > on
> > sub-if.
> >
> > Percy
> >
> >
> > >From: "Snow, Mark" <Mark.Snow@newcome.com>
> > >Reply-To: "Snow, Mark" <Mark.Snow@newcome.com>
> > >To: ccielab@groupstudy.com
> > >Subject: CCIE Practical Studies, Darth Reid, and Redistribution
> > >Date: Thu, 25 Jul 2002 11:31:00 -0400
> > >
> > >All -
> > >
> > >I am having difficulties with Section V of the Lab Practice exam "Darth
> > >Reid" in Solie's book, CCIE Practical Studies Volume 1.
> > >I have completed the Lab, and for the most part gotten all the parts to
> > >work, and have downloaded the answer PDFs from the CiscoPress web site.
> > >
> > >I really do not agree with some of the solutions that they give for
>this
> > >specific lab, and was wondering if anyone had any insight (maybe
>someone
> > >who
> > >has taken this practice lab) as to why they answer the way they do.
> > >Also does anyone have any really good ref material (links) for
> > >redistribution?
> > >
> > >Specifically, the answer PDF has most of the routing protocols ALL
> > >redistributing into each other, (OSPF into IGRP, and IGRP into OSPF,
>OSPF
> > >into EIGRP, and EIGRP into OSPF) (even OSPF into RIP on router R3 when
>the
> > >lab specifically states NOT to advertise Lab routes onto the backbone -
>so
> > >there is no need for this).
> > >I am also getting a lot of routing loops due to this and right now I am
> > >clueless.
> > >
> > > > Mark Snow



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