Re: How route redistribution EXACTLY works --- need confirmation

From: vr4drvr . (adrian36@xxxxxxxxxxx)
Date: Thu Feb 14 2002 - 15:43:44 GMT-3


   
That is a very very very high level assessment of route redistribution, but
it has NOTHING AT ALL to do with Split Horizon.

Back to the drawing board fellas!

>----- Original Message -----
>From: "Xu, James" <james.xu@eds.com>
>To: <ccielab@groupstudy.com>
>Sent: Thursday, February 14, 2002 11:57 AM
>Subject: How route redistribution EXACTLY works --- need confirmation
>
>
> > All:
> >
> > It has been and still puzzling me how a routing process pick routes and
> > redistribute them into another routing process and vice versa? As an
> > example, mutual redistribution between RIP and OSPF in a router:
> >
> > Here is my experience and explanation:
> >
> > 1). The RIP process picks all RIP routes inside its database, and
> > redistributes these routes into OSPF routing process.
> > 2). OSPF process picks all OSPF routes in the OSPF database, and
> > redistributes these routes into RIP routing process.
> >
> > During the redistribution, the split-horizon rule appies, meaning the
>newly
> > redistributed routes from RIP into OSPF will not be redistributed back
>into
> > RIP right away, and vice versa.
> >
> > Any input are appreciated, especially some links for this mechnism.
> >
> > James



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