From: John Matus (jmatus@pacbell.net)
Date: Thu Dec 15 2005 - 02:11:47 GMT-3
i'll have to re-read about LLQ then. it would seem to me that this would be
unbeneficial to VOIP, but i guess there really wouldn't be any "delay" since
packets are being dropped....it would just be choppy reception <?>
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>; "Ed Lui" <edwlui@gmail.com>; "Chacko,
Raj" <RChacko@draftnet.com>
Cc: "Cisco certification" <ccielab@groupstudy.com>
Sent: Wednesday, December 14, 2005 9:01 PM
Subject: Re: QOS question ; IE lab
> LLQ will drop excess traffic during congestion, it is strict priority and
> used for real time traffic eg VoIP. That is why we are always told to
> calculate the max. number of calls and multiple that by the value of the
> codec in use and use the resultant value in the LLQ priority in essence,
> this value have to be determined ahead of time.
>
> HTH
> Godswill Oletu
>
> ----- Original Message -----
> From: "John Matus" <jmatus@pacbell.net>
> To: "Ed Lui" <edwlui@gmail.com>; "Chacko, Raj" <RChacko@draftnet.com>
> Cc: "Godswill Oletu" <oletu@inbox.lv>; "Cisco certification"
> <ccielab@groupstudy.com>
> Sent: Wednesday, December 14, 2005 11:24 PM
> Subject: Re: QOS question ; IE lab
>
>
>> hmmm..........llq allows for the user to guarantee "at most/ maximum"
>> bandwidth during times of congenstion......but does that actually mean it
>> drops the packtes or does it just keep it in the queue?
>>
>>
>> Regards,
>>
>> John D. Matus
>> MCSE, CCNP
>> Office: 818-782-2061
>> Cell: 818-430-8372
>> jmatus@pacbell.net
>> ----- Original Message -----
>> From: "Ed Lui" <edwlui@gmail.com>
>> To: "Chacko, Raj" <RChacko@draftnet.com>
>> Cc: "Godswill Oletu" <oletu@inbox.lv>; "Cisco certification"
>> <ccielab@groupstudy.com>
>> Sent: Wednesday, December 14, 2005 5:46 PM
>> Subject: Re: QOS question ; IE lab
>>
>>
>>> Raj and all,
>>>
>>> Someone please correct me if I am wrong. LLQ gives priority to the
>>> configured bandwidth ,also drop the traffic goes over the configured
>>> bandwidth. So, I have to agree with Godswill Oletu.
>>>
>>> Regards,
>>> Edward Lui
>>>
>>>
>>> On 12/14/05, Chacko, Raj <RChacko@draftnet.com> wrote:
>>>> 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
>>>> >
>>>> >
>>>> >
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