From: Gregory Gombas (ggombas@gmail.com)
Date: Tue Oct 09 2007 - 14:19:20 ART
That's assuming:
A. The feature is even documented
B. The documentation is correct
C. You have access to that part of the documentation in the lab (which
seems to be less and less the case as they move things around)
Plus I'm being lazy :-)
On 10/9/07, Eric Leung <eric.lwc@gmail.com> wrote:
> Command Reference is always your friend to help you.
>
> 2007/10/9, Gregory Gombas <ggombas@gmail.com>:
> > Wow thats a good tip...I don't ever recall having to explicitly
> > disable flow control to get QOS working, then again I probably only
> > worked on FE interfaces in the labs.
> >
> > Doesn't the mls qos command automatically take care of this for you?
> >
> > On 10/9/07, Eric Leung <eric.lwc@gmail.com> wrote:
> > > Hi Thomas,
> > >
> > > Flowcontrol here refers to sending a pause frame to the other end when
> the
> > > switch itself detect a congestion. When the remote switch receive this
> pause
> > > frame, it will stop sending frames. To enable QoS on interfaces, you
> ahve to
> > > disable Flowcontrol
> > >
> > > For default setting:
> > > 1. GE port: flowcontrol send desired (meaning if the remote end supports
> > > flowcontrol, the switch will send pause frame); flowcontrol receive off.
> > >
> > > 2. FE port: flowcontrol send off, flowcontrol receive off.
> > >
> > >
> > > Just input "flowcontrol send off" at the Gigabit-Ethernet interfaces.
> > >
> > > HTH,
> > > Eric.
> > >
> > >
> > > 2007/10/9, thomas.rader@freesurf.ch <thomas.rader@freesurf.ch>:
> > > >
> > > > Hello,
> > > >
> > > > When I switch on mls qos on my 3350's (default config) it askes me to
> > > > ensure that flow control is not configured.
> > > >
> > > > Flow control sounds like RS232 stuff, anyone know what this is and why
> it
> > > > needs to be switched off ?
> > > >
> > > > Switch(config)#mls qos
> > > > QoS: ensure flow-control on all interfaces are OFF for proper
> operation.
> > > > Switch(config)#
> > > >
> > > > thanks
> > > > Thomas
> > > >
> > > >
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