[quagga-dev 7323] Re: question on best path selection

teddy lee teddy.a.lee at googlemail.com
Sun Nov 1 23:57:56 GMT 2009


It's probably not... the bgp_best_selection () function could not generate a
ranked list of paths for the prefix...

On Sun, Nov 1, 2009 at 4:20 PM, Arnold Nipper <arnold at nipper.de> wrote:

> On 31.10.2009 23:49 teddy lee wrote
>
> > Once receiving an update, to select the new best path, why does Quagga
> > need to compare among all those routes with the same prefix existing in
> > RIB (bgp_best_selection in bgp_route.c)? Why not just comparing the
> > newly received update with the old best path?
> >
>
> Because you want to have a ranked list of pathes for the prefix. Hence
> you would have to compare anyway. Right?
>
>
>
> Arnold
> --
> Arnold Nipper / nIPper consulting, Sandhausen, Germany
> email: arnold at nipper.de       phone: +49 6224 9259 299
> mobile: +49 172 2650958         fax: +49 6224 9259 333
>
>
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