From: Packet Man (ccie2b@hotmail.com)
Date: Thu Mar 04 2004 - 10:09:00 GMT-3
Hey Richard,
What do you mean "use route refresh"? It's my understanding that route
refresh is a negotiated capability that allows a soft reset ( clear ip bgp
[option] soft) without any pre-configuration. Is your understnding
different?
Thanks
>From: Richard Dumoulin <richard.dumoulin@vanco.es>
>To: Packet Man <ccie2b@hotmail.com>, marko.berend@storm.hr,
>ccielab@groupstudy.com
>Subject: RE: BGP session resets: Hard versus Soft
>Date: Thu, 4 Mar 2004 12:29:18 -0000
>
>I think you are right and hard reset is too slow. I would use route refresh
>or soft, but the advantage of route refresh is that you don't have to
>configure it for. With soft you have to enter neighbor x.x.x.x soft in,
>
>--Richard
>
>-----Mensaje original-----
>De: Packet Man [mailto:ccie2b@hotmail.com]
>Enviado el: jueves, 04 de marzo de 2004 13:03
>Para: marko.berend@storm.hr; ccielab@groupstudy.com
>Asunto: RE: BGP session resets: Hard versus Soft
>
>
>Thanks for getting back to me.
>
>I'm surprised with your response, though, because I know that with my 2500
>series routers, there's a big difference in how long a soft and hard reset
>take. So, I figured, in the lab, there would also be a difference in time,
>but maybe it's not that great.
>
>As far as when a reset is needed, it's my undersatnding that whenever any
>change in BGP policy takes place that affects what routes are allowed in or
>out, a reset (either hard or soft) is needed. Don't you agree?
>
>PM
>
>
>
>
> >From: "Marko Berend" <marko.berend@storm.hr>
> >Reply-To: "Marko Berend" <marko.berend@storm.hr>
> >To: <ccielab@groupstudy.com>
> >Subject: RE: BGP session resets: Hard versus Soft
> >Date: Thu, 4 Mar 2004 11:34:35 +0100
> >
> >It is the same amount of time, it has little to do with processing power
> >I think.
> >
> >Soft reset is IMHO reliable enough for the feats that it's available
> >for.
> >
> >I always try a soft reset first (on both sides to be sure), if I don't
> >see any result then I do a hard reset. You can save a lot of time with
> >soft resets if you do a lot of experimenting. There is actualy a list of
> >things which can use the soft reset, don't know it by heart, do a little
> >research.
> >
> >-----Original Message-----
> >From: Packet Man [mailto:ccie2b@hotmail.com]
> >Sent: Wednesday, March 03, 2004 7:42 PM
> >To: ccielab@groupstudy.com
> >Subject: BGP session resets: Hard versus Soft
> >
> >
> >Hi gang,
> >
> >On a 2500 series router, doing a hard reset of a BGP session takes about
> >1
> >to 2 minutes. In the lab, since they use higher end routers, I'm
> >wondering
> >how long that takes?
> >
> >Also, I've herad that soft resets aren't 100% reliable and therefore I
> >should just do a hard reset. So, bottom line, do people think it's
> >better
> >to do hard or soft BGP session resets in the real lab.
> >
> >Thanks in advance, PM
> >
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