From: John Matus (jmatus@pacbell.net)
Date: Thu Dec 15 2005 - 03:24:20 GMT-3
kewl!! always nice to have a router handy.....
but you can confure LLQ within CBWFQ, which was really what i was getting
at....
Regards,
John D. Matus
MCSE, CCNP
Office: 818-782-2061
Cell: 818-430-8372
jmatus@pacbell.net
----- Original Message -----
From: "de Witt, Duane" <duane.dewitt@siemens.com>
To: "John Matus" <jmatus@pacbell.net>; "Godswill Oletu" <oletu@inbox.lv>;
"Chacko, Raj" <RChacko@DRAFTNET.com>; "Cisco certification"
<ccielab@groupstudy.com>
Sent: Wednesday, December 14, 2005 10:20 PM
Subject: RE: QOS question ; IE lab
From a router:
R1(config-pmap-c)#random-detect
Must deconfigure priority in this class before issuing this command
R1(config-pmap-c)#
So, without a doubt, priority queue and RED cannot be configured
together.
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
John Matus
Sent: 15 December 2005 08:16 AM
To: Godswill Oletu; Chacko, Raj; 'Cisco certification'
Subject: Re: QOS question ; IE lab
really?? <no router in front of me>
i thought you could specify priority within CBWFQ <???>
Regards,
John D. Matus
MCSE, CCNP
Office: 818-782-2061
Cell: 818-430-8372
jmatus@pacbell.net
----- Original Message -----
From: "Godswill Oletu" <oletu@inbox.lv>
To: "John Matus" <jmatus@pacbell.net>; "Chacko, Raj"
<RChacko@DRAFTNET.com>;
"'Cisco certification'" <ccielab@groupstudy.com>
Sent: Wednesday, December 14, 2005 10:03 PM
Subject: Re: QOS question ; IE lab
> John,
>
> That looks great on notepad, but the Router will spit it out.
>
>
>
>
> ----- Original Message -----
> From: "John Matus" <jmatus@pacbell.net>
> To: "Godswill Oletu" <oletu@inbox.lv>; "Chacko, Raj"
> <RChacko@DRAFTNET.com>; "'Cisco certification'"
<ccielab@groupstudy.com>
> Sent: Thursday, December 15, 2005 12:54 AM
> Subject: Re: QOS question ; IE lab
>
>
>> godswill
>>
>> what about
>>
>> policy-map llq
>> priority 2000
>> random-detect
>> random-detect prec-based
>>
>> doesn't this also guarantee "at most" 2mb during times of congestion?
>>
>>
>> Regards,
>>
>> John D. Matus
>> MCSE, CCNP
>> Office: 818-782-2061
>> Cell: 818-430-8372
>> jmatus@pacbell.net
>> ----- Original Message -----
>> From: "Godswill Oletu" <oletu@inbox.lv>
>> To: "Chacko, Raj" <RChacko@DRAFTNET.com>; "'Cisco certification'"
>> <ccielab@groupstudy.com>
>> Sent: Wednesday, December 14, 2005 9:30 PM
>> Subject: Re: QOS question ; IE lab
>>
>>
>>> Chacko,
>>>
>>> WRED only work for TCP traffic. LLQ aka strict priority queuing was
>>> design with voice in mind, since voice are UDP traffic, a particular
>>> priority class can not be configured for WRED.
>>>
>>> You can expereiment with parent/child policies and see if that will
work
>>> for you. Remember that, you also have the burst parament that you
can
>>> use with llq.
>>>
>>> If you want some WRED, try CBWFQ instead.
>>>
>>> ie
>>> bandwidth 2000
>>> random-detect prec-based
>>>
>>> However, if you review the context of your original question, there
are
>>> two things that sticked out:
>>>
>>> 1. Give the traffic priority forwarding.
>>> 2. Drop traffic excess of 2Meg during congestion.
>>>
>>> In my view LLQ fits more as the solution to meet the requirement
than
>>> anything else. CBWFQ will guarantee the bandwidth during congestion,
but
>>> will not give it priority forwarding. It is just like during this
>>> holiday season, the post-office will guarantee that, your gifts will
get
>>> to your love ones before christmas, but they will not send them
using
>>> priority class. If you want better service or priority service, you
have
>>> to pay more $$$ and your package will always by pass every other
package
>>> in queue in the load dock/Air port, etc and be number 1, why other
"poor
>>> guaranteed" packages will be waiting for their turn in the queue.
>>>
>>>
>>> HTH
>>> Godswill Oletu
>>>
>>>
>>> ----- Original Message -----
>>> From: "Chacko, Raj" <RChacko@DRAFTNET.com>
>>> To: "'Godswill Oletu'" <oletu@inbox.lv>; "Chacko, Raj"
>>> <RChacko@DRAFTNET.com>; "'Cisco certification'"
<ccielab@groupstudy.com>
>>> Sent: Wednesday, December 14, 2005 8:12 PM
>>> Subject: RE: QOS question ; IE lab
>>>
>>>
>>>> But where are you configuring WRED on here? If the matched traffic
goes
>>>> over
>>>> 2Mbps, I need to set WRED on it. How do I do that? Nested policy
may
>>>> be?
>>>> TIA
>>>>
>>>> -----Original Message-----
>>>> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On
Behalf Of
>>>> Godswill Oletu
>>>> Sent: Wednesday, December 14, 2005 12:58 PM
>>>> To: Chacko, Raj; 'Cisco certification'
>>>> Subject: Re: QOS question ; IE lab
>>>>
>>>> Wouldn't
>>>>
>>>> class-map matched_traffic
>>>> match <match criteria>
>>>> !
>>>> policy-map mime
>>>> class matched_traffic
>>>> priority 2000
>>>> !
>>>>
>>>> Be a better approached?
>>>>
>>>> HTH
>>>> Godswill Oletu
>>>>
>>>> ----- Original Message -----
>>>> From: "Chacko, Raj" <RChacko@DRAFTNET.com>
>>>> To: "'Cisco certification'" <ccielab@groupstudy.com>
>>>> Sent: Wednesday, December 14, 2005 1:25 PM
>>>> Subject: QOS question ; IE lab
>>>>
>>>>
>>>>> Hi GS,
>>>>>
>>>>> If I am asked to match some kind of traffic, give it priority
>>>>> forwarding
>>>>> and
>>>>> also required to configure so that if the traffic matched goes
over
>>>>> 2Mbps,
>>>>> it should be candidate for drop during congestion, how do I
accomplish
>>>>> this?
>>>>>
>>>>>
>>>>>
>>>>> Here is what I have. I don't' think this is correct because all
>>>>> matched
>>>>> traffic seems to be randomly discarded?
>>>>>
>>>>> !
>>>>>
>>>>> >
>>>>> class aud_vid
>>>>>
>>>>> bandwidth 2000
>>>>>
>>>>> random-detect
>>>>>
>>>>> set dscp ef
>>>>>
>>>>> class class-default
>>>>>
>>>>> fair-queue
>>>>>
>>>>> !
>>>>>
>>>>>
>>>>>
>>>>> (this is from IE Vol2 lab 5, task 8)
>>>>>
>>>>>
>>>>>
>>>>> TIA
>>>>>
>>>>> Raj
>>>>>
>>>>>
>>>>>
>>>>> DRAFT - Ad Age's 2005 Top-Ranked, 5-Star Agency. This message is
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