[c-nsp] 7600 SRA vs. SRB

[Rubens Kuhl Jr.]

Hmm, just to ractify, it's a pair of 7603s with Sup 720 and a legacy
48 100TX bus linecard. No SIPs, no OSMs or any DFC-enabled card.


Rubens


On Dec 27, 2007 11:33 PM, Rooney, Randy <Randy.Rooney at integratelecom.com> wrote:
> Agreed, SRB2 seems to have fixed the high CPU bug during large BGP
> updates but SRB2 has significant problems with SIP-400. At least in our
> environment any box with 6704 and SIP-400 w SPA-OC48 is affected. TAC
> still working on a bug fix. If you have any SIP-400s then I would stay
> away from SRB2.
>
> Randy
>
>
> > -----Original Message-----
> > From: cisco-nsp-bounces at puck.nether.net
> > [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of
> > Rubens Kuhl Jr.
> > Sent: Wednesday, December 26, 2007 11:37 AM
> > To: Peter Rathlev
> > Cc: cisco-nsp
> > Subject: Re: [c-nsp] 7600 SRA vs. SRB
> >
> > Upgrading from SRB to SRB2 made two 7600/Sup720s that were
> > showing constant high CPU usage and routing protocol flapping
> > to drop CPU usage to a few percent and become much more
> > stable. No experience with SRB1, though.
> >
> >
> > Rubens
> >
> >
> > On Dec 26, 2007 12:45 PM, Peter Rathlev <peter at rathlev.dk> wrote:
> > > Hi everyone,
> > >
> > > We're running 12.2(33)SRB1 on a couple of 7600/Sup720's
> > acting as core
> > > switches in an MPLS network. We've recently seen strange symptoms
> > > where traffic apparantly crosses VRFs unexpectedly,
> > although we don't
> > > have enough data to say for sure. Reload solved the problem
> > both times
> > > it occurred.
> > >
> > > We're about to upgrade to SRB2 and see if the problem
> > continues, but
> > > are thinking about using SRA instead. I can see the SRA6 earned the
> > > "Limited Deployment" tag, but I'm unsure if this is better
> > or worse or
> > > neither compared to "Early Deployment". Can anyone shed
> > some light on that?
> > >
> > > We can live without the SRB features (according to Feature
> > Navigator).
> > >
> > > Regards,
> > > Peter Rathlev
> > >
> > >
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