[ippm] Re: IPPM MIB
"Henk Uijterwaal (RIPE NCC)" <henk@ripe.net> Fri, 01 October 2004 16:53 UTC
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Date: Fri, 01 Oct 2004 14:53:14 +0200
From: "Henk Uijterwaal (RIPE NCC)" <henk@ripe.net>
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Subject: [ippm] Re: IPPM MIB
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IPPM group, On August 16, I posted the note below regarding the IPPM MIB. If you planned to respond to this mail, please do so before Wednesday October 6. On Wednesday, the chairs will make a decision on the future of this work. Henk On Mon, 16 Aug 2004, Henk Uijterwaal (RIPE NCC) wrote: > IPPM group, > > Since the IPPM WG meeting in Seoul, there have been several discussions > (both public and private) between Emile Stephan, Andy Bierman (the IPPM > MIB technical advisor), the chairs of the WG and several others, on how to > proceed with the IPPM MIB document (draft-ietf-ippm-reporting-mib-06.txt). > This mail summarizes the discussions and proposes a way forward. > > We all agree that even though the current draft is in its 6th iteration, > there has been very little feedback from the WG on its contents. The > chairs did receive some informal comments on the document, these can be > summarized as "the document and MIB are too complex". > > A proposal has been made to for a simpler approach, based on a ring buffer > to store individual measurements. While this looked nice in theory, in > practice it is probably not possible to store and retrieve individual > measurements in a MIB at a rate of the order of 1Hz or more. In other > words, a MIB can only be used to report aggregate information, where the > aggregation is done either on demand or by default at regular intervals. > > As the next steps, we propose: > > 1. The mailing list will be asked to provide feedback on the question > what information they would like to see in the management interface > of a network measurement system. (See below). > > 2. When there is consensus on this question, we will look at existing > MIB's (in particular the RMONMIB TPM-MIB) to see what is > already there to satisfy the requirements generated in the previous > step and what has to be defined in our group. > > 3. The existing document will be rewritten to define whatever has to be > defined and nothing more. > > If there is little or no feedback on step 1, we will conclude that there > is no interest in an IPPM at the moment. In that case, the existing > document will be finished and a published as an informational RFC. > > To start, the first questions we would like to see answered, are: > > * What information would you like to see in a management interface of a > measurement system? > * What action would you like to take with a management interface of a > measurement system? > * Do you have requests from the users of your implementation of the > IPPM metrics for an interface between the measurement system and > a network management system (NMS)? > > Please note the constraint mentioned above. It also should be noted that > some of the IPPM metrics implementations do not use a MIB but do report > aggregated information in other formats (CSV, XML, graphical, ...) This > is information that could (potentially) be reported in a MIB as well. > > We invite everybody to comment on both the procedure and the questions > above before September 30, > > Henk ------------------------------------------------------------------------------ Henk Uijterwaal Email: henk.uijterwaal(at)ripe.net RIPE Network Coordination Centre http://www.amsterdamned.org/~henk P.O.Box 10096 Singel 258 Phone: +31.20.5354414 1001 EB Amsterdam 1016 AB Amsterdam Fax: +31.20.5354445 The Netherlands The Netherlands Mobile: +31.6.55861746 ------------------------------------------------------------------------------ In a room with a window in the corner, I found truth. (Ian Curtis) _______________________________________________ ippm mailing list ippm@ietf.org https://www1.ietf.org/mailman/listinfo/ippm
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- RE: [ippm] IPPM MIB STEPHAN Emile RD-CORE-LAN
- RE: [ippm] IPPM MIB Romascanu, Dan (Dan)
- [ippm] Re: IPPM MIB Henk Uijterwaal (RIPE NCC)
- [ippm] IPPM MIB (fwd) Henk Uijterwaal (RIPE NCC)
- RE: [ippm] IPPM MIB (fwd) STEPHAN Emile RD-CORE-LAN
- RE: [ippm] IPPM MIB (fwd) Henk Uijterwaal (RIPE NCC)