Dampening considered harmful? (Was: Re: verizon.net and other email grief)
Yakov Rekhter
yakov at juniper.net
Mon Dec 20 14:14:10 UTC 2004
Jerry,
> >
> > i've been wondering, since most people aren't using a
> >25xx class router for bgp anymore, and the forwarding planes
> >are able to cope more when 'bad things(tm)' happen, what the value
> >of dampening is these days.
> >
> > ie: does dampening cause more problems than it tries to solve/avoid
> >these days.
> >
> > - jared
> >
>
> I don't know what takes more router resources; dampening enabled
> doing the dampening calculations, or no dampening and constantly
> churning the BGP table. I would assume dampening generally saves
> router resources, or operators wouldn't chose to enable it.
another point to consider is the number of affected routers.
Yakov.
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