[c-nsp] Queuing on 1 Gig transit interfaces
Rodney Dunn
rodunn at cisco.com
Tue Aug 19 10:42:51 EDT 2008
Exactly. Some folks think they need it just to say they are doing
fancy qos. ;)
If you want to put a MQC policy on the interface they can.
But don't do it at those rates on the 7500 as you will kill the
VIP CPU. They need a hardware forwarding platform to do those
rates with QOS.
Rodney
On Tue, Aug 19, 2008 at 11:43:59AM +0200, David Granzer wrote:
> Hello,
>
> if the interface is GigE with traffic at around 300Mb/s and there is
> not any other back presure mechanism like traffic shaping then on the
> interface is not congestion and the congestion management like WFQ is
> not in use.
>
> David
>
>
> the congestion management is used only when
>
> On 8/19/08, Nic Tjirkalli <nic.tjirkalli at za.verizonbusiness.com> wrote:
> >
> > howdy ho,
> >
> > we have some transit interfaces taht are GIG E interfaces on CISCO 7500
> > and 7600 boxes. these interfaces run at most at around 300 Meg.
> >
> > The current queuing scheme on them is FIFO.
> >
> > we have some operational folk who are making sounds that they want the
> > queuing to be WFQ as these boxes are pushing a mix of internet traffic and
> > VOIP packets (RTP packets)
> >
> > My feelings are to leave the queuing as FIFO but was wondering if others
> > had some feelings or expierence in this
> >
> > thanking you in advance for any thoughts or info
> >
> > later
> >
> >
> >
> > ---------------------------------------------------------------------
> > Knowledge speaks, but wisdom listens.
> >
> > Nic Tjirkalli
> > Verizon Business South Africa
> > Network Strategy Team
> >
> > Verizon Business is a brand of Verizon South Africa (Pty) Ltd. This e-mail
> > is strictly confidential and intended only for use by the addressee unless
> > otherwise indicated.
> >
> > Company Information:http://
> > www.verizonbusiness.com/za/contact/legal/
> >
> > This e-mail is strictly confidential and intended only for use by the
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> >
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