[c-nsp] QoS and the Catalyst 4506e

Wed Jun 9 17:04:48 EDT 2010

Sorry, I've never tried to implement aggregate policers on this platform.

S

On Wed, Jun 9, 2010 at 4:35 PM, Steven Pfister <SPfister at dps.k12.oh.us>wrote:

> I think I almost got it... is there any equivalent for aggregate policers
> for the Sup6e QoS? I've got something in the config now, but I'm not sure
> it's really going to have the desired effect.
>
> Steve Pfister
> Technical Coordinator,
> The Office of Information Technology
> Dayton Public Schools
> 115 S. Ludlow St.
> Dayton, OH 45402
>
> Office (937) 542-3149
> Cell (937) 673-6779
> Direct Connect: 137*131747*8
> Email spfister at dps.k12.oh.us
>
>
> >>> Sam Stickland <sam_mailinglists at spacething.org> 6/8/2010 5:25 PM >>>
> Hi Steve,
>
> I can't see any mention of aggregate policers for the Sup 6, but I could be
> being blind:
>
>
> http://www.cisco.com/en/US/partner/docs/switches/lan/catalyst4500/12.2/52sg/configuration/guide/qos.html#wp1474085
>
> If you want dbl then I believe you have to enable under each class entry
> you
> want it on.
>
> There is no equivalent to the tx-queue, think of each class entry in the
> policy map as a queue. You can make one of the eight possible classes an
> LLQ
> by configuring 'priority' under the class entry.
>
> Regards,
>
> Sam
>
> On Tue, Jun 8, 2010 at 9:51 PM, Steven Pfister <SPfister at dps.k12.oh.us
> >wrote:
>
> > Thanks for the replies... I'm beginning to understand what to do.
> >
> > How do I handle aggregate policers? From the config below, I've now got:
> >
> > class-map match-all match_XYZ
> >  match access-group 142
> > !
> > !
> > policy-map police_XYZ
> >  class match_XYZ
> >     police cir 64000000 bc 8388608
> >       conform-action transmit
> >      exceed-action drop
> >
> > but I didn't see anywhere to specify the aggregate keyword.
> >
> > also, the global command "qos dbl"... do I add dbl to all the
> policy-maps?
> >
> > And is there an equivalent to tx-queue?
> >
> > Steve Pfister
> > Technical Coordinator,
> > The Office of Information Technology
> > Dayton Public Schools
> > 115 S. Ludlow St.
> > Dayton, OH 45402
> >
> > Office (937) 542-3149
> > Cell (937) 673-6779
> > Direct Connect: 137*131747*8
> > Email spfister at dps.k12.oh.us
> >
> >
> > >>> Sam Stickland <sam_mailinglists at spacething.org> 6/8/2010 12:02 PM
> >>>
> > Hi Steve,
> >
> > The Sup6 and above use a more MQC based setup, that you may have
> > encountered
> > on the "WAN" platforms (e.g. 7200, ASR). None of the commands starting
> > "qos"
> > are available.
> >
> > Create class-maps to match the DCSP values you want in each queue (DSCP
> > trust is on by default), then match these in a policy-map and add the
> dbl,
> > policing, minimum bandwidth as required, then bind the policy-map to the
> > relevant interface (e.g. service-policy X input). I believe you can
> > configure up to 8 class-maps in a valid policy, so you may like to think
> of
> > this as having 8 queues available.
> >
> > Check cisco.com for more information.
> >
> > Regards,
> >
> > Sam
> >
> > On Tue, Jun 8, 2010 at 1:35 PM, Steven Pfister <SPfister at dps.k12.oh.us
> > >wrote:
> >
> > > Looks like a sup6e (model #: WS-X45-SUP6-E).
> > >
> > > Steve Pfister
> > > Technical Coordinator,
> > > The Office of Information Technology
> > > Dayton Public Schools
> > > 115 S. Ludlow St.
> > > Dayton, OH 45402
> > >
> > > Office (937) 542-3149
> > > Cell (937) 673-6779
> > > Direct Connect: 137*131747*8
> > > Email spfister at dps.k12.oh.us
> > >
> > >
> > > >>> quinn snyder <snyderq at gmail.com> 6/7/2010 4:22 PM >>>
> > > what version of supervisor are you running in the chassis?  if you are
> > > running a sup6, is it a sup6 or a sup6e?  the latter has bitten us
> > > several times in the past.
> > >
> > > q.
> > >
> > > On Mon, Jun 7, 2010 at 12:56 PM, Steven Pfister <
> SPfister at dps.k12.oh.us>
> > > wrote:
> > > > I'm trying to set up a new switch, a 4506e, for a remote site. Most
> of
> > > our newer remote sites are using a 4506 and this is the first time I'm
> > > working with a 4506e. Our standard configuration, which was in use
> before
> > I
> > > started here, has QoS settings. I'm not that familiar with QoS, but
> I've
> > > read some about it and I have some idea as to what most of it does.
> Most
> > of
> > > the QoS commands in our standard config aren't working in the 4506e.
> Does
> > > the 4506e have QoS? Is there some guide as to setting it up? Below are
> > > excerpts from the config we're using that are QoS related:
> > > >
> > > > ------------------
> > > >
> > > > qos dbl
> > > > qos map dscp 32 33 34 35 36 37 38 39 to tx-queue 2
> > > > qos map cos 3 to dscp 26
> > > > qos map cos 5 to dscp 46
> > > >   qos aggregate-policer XYZ_AGG 64 mbps 8 mbyte conform-action
> transmit
> > > exceed-action drop
> > > > qos
> > > > !
> > > > class-map match-all match_XYZ
> > > >  match access-group 142
> > > > !
> > > > policy-map police_XYZ
> > > >  class match_XYZ
> > > >  police aggregate XYZ_AGG
> > > > !
> > > > interface GigabitEthernet4/1
> > > >  description server
> > > >  qos dscp 48
> > > > !
> > > > interface GigabitEthernet4/30
> > > >  description server
> > > >  service-policy input police_XYZ
> > > > !
> > > > interface GigabitEthernet4/48
> > > >  description upstream connection
> > > >  qos trust dscp
> > > >  tx-queue 1
> > > >   shape 98 mbps
> > > >  tx-queue 2
> > > >   shape 1 mbps
> > > >  tx-queue 3
> > > >   priority high
> > > >
> > > >
> > > >
> > > > Steve Pfister
> > > > Technical Coordinator,
> > > > The Office of Information Technology
> > > > Dayton Public Schools
> > > > 115 S. Ludlow St.
> > > > Dayton, OH 45402
> > > >
> > > > Office (937) 542-3149
> > > > Cell (937) 673-6779
> > > > Direct Connect: 137*131747*8
> > > > Email spfister at dps.k12.oh.us
> > > >
> > > >
> > > >
> > > > _______________________________________________
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> > > >
> > >
> > >
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> > >
> >
>