Re: OT: Catalys 6500 qos policing doubts

What do you see with sh run | i qos?

On Thu, May 24, 2012 at 5:23 PM, karthik thatikonda
<get2explore_at_gmail.com>wrote:

> Hi,
>
> It affects marking too. All the features policing and marking gets
> inherited from svi.
>
> Thanks,
>
> Karthik.
>
>
> On Tue, May 22, 2012 at 11:11 PM, Juan <fferrer10_at_gmail.com> wrote:
>
>> Many thanks Karthik
>>
>> ... i have SVIs, but the case you are speaking about affects only to
>> policing, or maybe it can also affect to mark ingress traffic?
>>
>> Best Regards
>>
>> 2012/5/22 karthik thatikonda <get2explore_at_gmail.com>
>>
>>> Hi Juan,
>>>
>>> Do you have SVI's configured?. In that case, use no platform qos
>>> vlan-based for policy to hit on each L2 port.
>>>
>>> Thanks,
>>>
>>> Karthik.
>>>
>>> On Mon, May 21, 2012 at 11:30 PM, Juan <fferrer10_at_gmail.com> wrote:
>>>
>>>> Hi Marc,
>>>>
>>>> I am using something like this (at each input L2 interface i have only a
>>>> different type of traffic i need to mark, the config i sent you is a
>>>> simplified version ):
>>>>
>>>> ...
>>>> access-list 10 permit any
>>>>
>>>> class-map class_in
>>>> match access-group 10
>>>>
>>>> policy-map pol_in1
>>>> class class_in
>>>> set dscp dscp1
>>>>
>>>> policy-map pol_in2
>>>> class class_in
>>>> set dscp dscp2
>>>> policy-map pol_in3
>>>> class class_in
>>>> set dscp dscp3
>>>>
>>>> interface TenGigabitEthernet2/3/14
>>>> switchport
>>>> switchport access vlan 200
>>>> switchport mode access
>>>> platform qos queue-mode mode-dscp
>>>> service-policy input pol_in1
>>>>
>>>> interface TenGigabitEthernet2/3/15
>>>> switchport
>>>> switchport access vlan 20
>>>> switchport mode access
>>>> platform qos queue-mode mode-dscp
>>>> service-policy input pol_in2
>>>>
>>>> interface TenGigabitEthernet2/3/16
>>>> switchport
>>>> switchport access vlan 2
>>>> switchport mode access
>>>> platform qos queue-mode mode-dscp
>>>> service-policy input pol_in3
>>>> ....
>>>>
>>>> This is, i am using a different policy-map at each input interface to
>>>> mark
>>>> with a different dscp value
>>>>
>>>>
>>>> Regards.
>>>>
>>>>
>>>>
>>>> 2012/5/22 marc edwards <renorider_at_gmail.com>
>>>>
>>>> > This sounds accurate. You are attempting to use mutations in ingress
>>>> then
>>>> > police the new markings outgoing. It is a very thoughtful question. It
>>>> > sounds like mutations are off missing or QoS isn't enabled. How are
>>>> you
>>>> > remarking on ingress?
>>>> >
>>>> >
>>>> > On Mon, May 21, 2012 at 3:00 PM, marc edwards <renorider_at_gmail.com>
>>>> wrote:
>>>> > > Is mls qos enabled.
>>>> > >
>>>> > > can you do a show mls qos?
>>>> > >
>>>> > > On Mon, May 21, 2012 at 2:37 PM, Juan <fferrer10_at_gmail.com> wrote:
>>>> > >> Carlos, maybe i am misunderstanding the 15.0.1 IOS for 6500 config
>>>> > notes ,
>>>> > >> but at:
>>>> > >>
>>>> > >>
>>>> >
>>>> http://www.cisco.com/en/US/docs/switches/lan/catalyst6500/ios/15.0SY/configuration/guide/qos_class_mark_police.html
>>>> > >>
>>>> > >> you can see this note at "Overview of Policing":
>>>> > >>
>>>> > >> "For all policers, PFC QoS uses a configurable global table that
>>>> maps
>>>> > the
>>>> > >> internal DSCP value to a marked-down DSCP value. When markdown
>>>> occurs,
>>>> > >> PFC QoS gets the marked-down DSCP value from the table. You cannot
>>>> > specify
>>>> > >> marked-down DSCP values in individual policers."
>>>> > >> I am trying to do this:
>>>> > >>
>>>> > >> -mark some types of traffic entering Cat6500 layer 2 interfaces
>>>> using
>>>> > >> different DSCP values
>>>> > >> -policing these same flows previously marked at a different output
>>>> > >> interface (layer 3 interface of the same 6500) , by matching them
>>>> > >> using dscp values "assigned" on the input. Then, i do not see
>>>> clearly if
>>>> > >> the comment "You cannot specify marked-down DSCP values in
>>>> individual
>>>> > >> policers." is a restriction for this type of config (i have done a
>>>> SPAN
>>>> > of
>>>> > >> the output traffic, and i can not see the new dscp values... maybe
>>>> this
>>>> > is
>>>> > >> normal because the dscp assigned at the input is only an "internal
>>>> > dscp" ??)
>>>> > >>
>>>> > >> Many thanks newly & Best Regards
>>>> > >>
>>>> > >>
>>>> > >>
>>>> > >>
>>>> > >> 2012/5/21 Carlos G Mendioroz <tron_at_huapi.ba.ar>
>>>> > >>
>>>> > >>> Where did you read that ?
>>>> > >>> AFAIK, you can mark on input and do congestion management on
>>>> output
>>>> > even
>>>> > >>> on a 6k.
>>>> > >>> -Carlos
>>>> > >>>
>>>> > >>> JuanF @ 21/05/2012 15:40 -0300 dixit:
>>>> > >>>
>>>> > >>> Hi all,
>>>> > >>>>
>>>> > >>>> I have a 6509 Catalyst with:
>>>> > >>>> -Supervisor card 2T
>>>> > >>>> -Ios 15.0.SY1
>>>> > >>>>
>>>> > >>>> I need to do a QoS policing configuration on this hardware, with
>>>> these
>>>> > >>>> conditions:
>>>> > >>>>
>>>> > >>>> -Mark Dscp value from some types of IP traffic on several layer2
>>>> INPUT
>>>> > >>>> Interfaces of the 6509
>>>> > >>>> -Use these DSCPs marks to aply different QoS policings to these
>>>> flows
>>>> > >>>>
>>>> > >>>> Is it possible to do all this by configuring only the 6500
>>>> switch?
>>>> > (this
>>>> > >>>> is,
>>>> > >>>> without depending of matching the dscp value marked by a diferent
>>>> > >>>> device). I
>>>> > >>>> read you can not mark the Dscp on the 65000 and also manipulate
>>>> the
>>>> > same
>>>> > >>>> traffic using these Dscps values locally asigned on the 65000.
>>>> > >>>>
>>>> > >>>> TIA and Best Regards
>>>> > >>>>
>>>> > >>>>
>>>> > >>>> Blogs and organic groups at http://www.ccie.net
>>>> > >>>>
>>>> > >>>> ______________________________**______________________________**
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>>>> > >>>>
>>>> > >>>>
>>>> > >>>>
>>>> > >>>>
>>>> > >>>>
>>>> > >>>>
>>>> > >>>>
>>>> > >>> --
>>>> > >>> Carlos G Mendioroz <tron_at_huapi.ba.ar> LW7 EQI Argentina
>>>> > >>>
>>>> > >>
>>>> > >>
>>>> > >>
>>>> > >> --
>>>> > >> Juan Faure
>>>> > >>
>>>> > >>
>>>> > >> Blogs and organic groups at http://www.ccie.net
>>>> > >>
>>>> > >>
>>>> _______________________________________________________________________
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>>>> > >>
>>>> > >>
>>>> > >>
>>>> > >>
>>>> > >>
>>>> > >>
>>>> >
>>>> >
>>>>
>>>>
>>>> --
>>>> Juan Faure
>>>>
>>>>
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>>>>
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>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>
>>
>>
>> --
>> Juan Faure

Blogs and organic groups at http://www.ccie.net
Received on Mon Jun 04 2012 - 21:17:21 ART