[ris-int] Fwd: Announce: BGP::Inspect
Henk Uijterwaal henk at ripe.net
Mon Jan 31 08:26:40 CET 2005
In case you didn't see this... might be of interest for us. Henk >Delivered-To: nanog-outgoing at trapdoor.merit.edu >Delivered-To: nanog at trapdoor.merit.edu >Delivered-To: nanog at segue.merit.edu >Delivered-To: nanog at merit.edu >Date: Fri, 28 Jan 2005 10:38:07 -0500 (EST) >From: Manish Karir <mkarir at merit.edu> >To: nanog at merit.edu >Subject: Announce: BGP::Inspect >Sender: owner-nanog at merit.edu >X-Loop: nanog >X-RIPE-Spam-Level: >X-RIPE-Spam-Tests: BAYES_20,WEIRD_PORT >X-RIPE-Spam-Status: U 0.471924 / -1.8 >X-RIPE-Signature: 75fee9f0bc3246c1f95125a5a27825c6 > > > >All, > >Merit Network and the University of Maryland would like to announce the >beta release of a BGP update messages research tool that might be of use >to the NANOG community. The tool is called BGP::Inspect. The goal is to >make the vast quantities of Routeviews data easily accesible to the >network operator and research community. This involves not just allowing >people to query and obtain the update messages, but also providing some >simple analysis and statistics on the data which can help in locating >anomalies and problems. > >At this point we feel that we could really benefit from some feedback from >the community. A beta release of our prototype is available at: >http://weasel.merit.edu:9191/ >This version has been initialized with a limited amount of data. It >currently provides information regarding 5 of the 40 routeview peers, and >only contains data for the time period from Dec 20 - Jan 6. > >The basic interface has been kept simple. There are 2 types of queries >that can be run "Summary Queries" and "Raw Data Analysis". The summary >queries allow users to quickly focus on potential trouble spots(as >observed at the routeview peers). Basic queries include things like most >active ASes, most active prefixes, as well as prefixes that exhibited the >most number of changes in their OriginAS. > >The second type of queries, "Raw Data Analysis" can be used to obtain >information regarding specific ASes or prefixes for a given time range. >A query for a specific AS will return not only the various prefixes >announced by that AS, the times, paths, and communities, but also summary >stats including total number of announcements in that time period and the >number of unique prefixes announced in that time period. A 7 day summary >graph is also returned which summarized the most recent activity as seen >originating from that AS. >A similar query for a specific prefix will return times, >types(announce/withdraw), aspaths and communities from update messages >as well as summary statistics that indicate the min/max/avg AS path length >as seen over the query time interval, the number of originAS changes as >well as the number of unique ASes that announced that prefix. A summary >graph indicating the activity of that prefix over the last 7 days is also >displayed. > >In a lot of ways this tool complements the Search by AS/Prefix tools from >RIPE, BGP Monitor from MIT, and LinkRank from UCLA. The more views from >different vantage points the better. In addition there is a real effort >with BGP::Inspect to provide not simply access to the raw data, but some >simple analysis and summary statistics as well. The hope is that people >no longer need to write custom parsers to be able to extract the >information they need. > >We would appreciate any and all feedback from the NANOG community. In >particular, it would be instructive to us to learn what are some other >"typical" queries that we could add, in addition to the the "Top 20 most >active ASes/Prefixes" and "Top 20 prefixes which have most number of >origin AS changes." What are some other basic questions that researchers >and network operators ask when attempting to analyze problems. > >Please send feedback offlist to: mkarir at merit.edu > >thanks >manish karir >-------------------------------------------- ------------------------------------------------------------------------------ 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 ------------------------------------------------------------------------------ Look here junior, don't you be so happy. And for Heaven's sake, don't you be so sad. (Tom Verlaine)
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