Someone may correct me but I think that the Cat6000 is designed to
implement WRED in hardware on each port. So if you want to enable QoS,
you got to enable MLS (it is enabled by default).
Quan,
On Mon, 5 Feb 2001, Eric Chan wrote:
> i know that , but how about if the mls feature is not enable in the cat
> 6000 and each packet need to go throuth MSFC? in this case, do we need
> to implement the WRED in MSFC to do QoS?
>
> thanks
>
> eric
> ----- Original Message -----
> From: "Quan Nguyen" <quan@vortex.cc.mcgill.ca>
> To: "Eric Chan" <bigeric@hknet.com>
> Cc: <cisco-nsp@puck.nether.net>
> Sent: Monday, February 05, 2001 12:13 PM
> Subject: Re: [nsp] cat 6000 QoS
>
>
> > On Mon, 5 Feb 2001, Eric Chan wrote:
> >
> > > as i know, we can implement Qos on cat 6000 with PFC card, and i
> > > am going to prioritize traffic by cos on egress port. however, it
> > > is said that for packet going through MSFC, all cos will be set to
> > > 0(not configurable), and the egress port cos value-based drop
> > > threshold can not be applied. Then, how can i control the queuing
> > > for packet going through MSFC(as i think most of the traffic will
> > > go to MSFC and route)? thanks
> >
> > Only the first packet of the flow will get to the MSFC.
> > Most packets are then MLS-switched and never get to the MSFC.
> >
> > Quan,
> >
> >
> >
>
>
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