Re: [IPFIX] Fwd: [RFC 3917]Overload & Reliability requirements of Metering process

[sujay gupta <sujay.ietf at gmail.com>]

Thanks Gerhard,
That would be my intent.

BR,
-Sujay

On Wed, Oct 21, 2009 at 1:56 AM, Gerhard Muenz <muenz at net.in.tum.de> wrote:
>
> Hi Sujay,
>
> If you did not get an answer to
>> Are there collector app’s in the market interpreting them?
> the answer is probably "no".
>
> What you are proposing is a new Information Element, right?
>
> IANA maintains the registry of standard IEs:
> http://www.iana.org/assignments/ipfix/ipfix.xhtml
>
> RFC5102 explains the procedure of adding new standard IEs:
> http://tools.ietf.org/html/rfc5102#section-7
> So, if you think that additional IEs are useful to be standardized, you can
> write a short Internet-Draft describing them.
>
> Furthermore, you are free to define and use enterprise-specific IEs.
>
> Regards,
> Gerhard
>
>
> sujay gupta wrote:
>>
>> Hi All,
>>
>> I have been trying to collect information from about the usage of IE's
>> for Overload/Reliability by collector apps.
>>
>> I have not received any response till now.
>>
>> Internally (for the OEM I work for) I had communicated with our Collector
>> app's
>> design team asking them the same, there response is in the negative,
>> ie they do not make sense out of this data even if my switch sends it.
>>
>> On the switch side, as an implementor  I have a problem to get these
>> parameters when my system is under O/L (ex: parameters like
>> ignoredcount or notsentcount)
>> Under O/L the system is not capable of keeping these counts.
>>
>> In a similar lines, when my system is undergoing a soft restart (
>> control  layer restart) I would not be able to keep track of packets
>> not counted etc.
>>
>> So what I am proposing ( and is possible) is that under these
>> conditions like O/L , soft restart the system (switch/router) can
>> easily send to the collector  at least the "duration under which it
>> was in the O/L/reset condition" . This information I am thinking would
>> be useful as a rough estimate of monitoring lost, canbe converted in
>> to number of packets not accounted for or may be used as an
>> unaccounted period by the collector.
>>
>> Any thoughts from the group?
>>
>> BR,
>> -Sujay
>>
>>
>> ---------- Forwarded message ----------
>> From: Sujay Gupta <Sujay_Gupta at infosys.com>
>> Date: Thu, Oct 1, 2009 at 1:08 AM
>> Subject: [IPFIX] [RFC 3917]Overload & Reliability requirements of
>> Metering process
>> To: "ipfix at ietf.org" <ipfix at ietf.org>
>>
>>
>> Hi,
>>
>>
>>
>> While I do understand the need for reliability and overload
>> requirements from Metering process as in Section 5.1./5.3 RFC 3917
>>
>>
>>
>> Specifically these IE’s;
>>
>> ignoredPacketTotalCount, ignoredOctetTotalCount,
>> notSentFlowTotalCount, notSentPacketTotalCount
>>
>>
>>
>> Are there collector app’s in the market interpreting them?
>>
>>
>>
>> BR,
>>
>> -Sujay
>>
>> _______________________________________________
>> IPFIX mailing list
>> IPFIX at ietf.org
>> https://www.ietf.org/mailman/listinfo/ipfix
>> _______________________________________________
>> IPFIX mailing list
>> IPFIX at ietf.org
>> https://www.ietf.org/mailman/listinfo/ipfix
>
> --
> Dipl.-Ing. Gerhard Münz
> Chair for Network Architectures and Services (I8)
> Technische Universität München - Department of Informatics
> Boltzmannstr. 3, 85748 Garching bei München, Germany
> Phone:  +49 89 289-18008       Fax: +49 89 289-18033
> E-mail: muenz at net.in.tum.de    WWW: http://www.net.in.tum.de/~muenz
>
>
>