[j-nsp] Full routes on MX5

[Michael Loftis]

Convergence time only becomes a factor when you're not taking just a
default route.  Thats one route.  When we speak of this we mean the time it
takes the RE to process the hundreds of thousands of routes in the IPv4 DFZ
and completely finish synchronizing RIB and FIB.

On Tue, Apr 26, 2016 at 11:08 AM, Dovid Bender <dovid at telecurve.com> wrote:

> I assume that means that if a peer drops out of sight then for two minutes
> some of the traffic will drop? As of now we use default routes. If a bgp
> session drops the traffic shifts over fairly fast (under 30 seconds).
>
> Regards,
>
> Dovid
>
> -----Original Message-----
> From: "Tim St. Pierre" <tim at communicatefreely.net>
> Sender: "juniper-nsp" <juniper-nsp-bounces at puck.nether.net>Date: Tue, 26
> Apr 2016 09:09:32
> To: <juniper-nsp at puck.nether.net>
> Subject: Re: [j-nsp] Full routes on MX5
>
> I have one in a very similar configuration, with three full feeds in
> IPv4 and IPv6.
>
> It generally works just fine, but convergence time is slow.  It can take
> two minutes to process the full feed, and if you restart the box, it
> will take even longer.
>
> It's a good machine for a small ISP though.
>
> -Tim
>
>
>
> On 2016-04-26 08:33 AM, sthaug at nethelp.no wrote:
> >> Has anyone ever tried full IPv4 routes on a MX5? We have 3 peers +
> iBGP. We
> >> were told in the past that when a BGP session drops the MX5 could lock
> up
> >> for up to 2 minutes.
> > We have MX80s (essentially the same box) with full Internet routing
> > table. It works but is not recommended: RE memory (2 GB) is rather
> > limited, and convergence time is not great.
> >
> > Steinar Haug, Nethelp consulting, sthaug at nethelp.no
> > _______________________________________________
> > juniper-nsp mailing list juniper-nsp at puck.nether.net
> > https://puck.nether.net/mailman/listinfo/juniper-nsp
>
> --
> Tim St. Pierre
> System Operator
> Communicate Freely
> www.communicatefreely.net
> 289-225-1220 x5101
>
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