Re: [GROW] Last Call: <draft-ietf-grow-blackholing-00.txt> (BLACKHOLE BGP Community for Blackholing) to Proposed Standard
Randy Bush <randy@psg.com> Mon, 04 July 2016 00:08 UTC
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Date: Mon, 04 Jul 2016 09:08:07 +0900
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From: Randy Bush <randy@psg.com>
To: heasley <heas@shrubbery.net>
Subject: Re: [GROW] Last Call: <draft-ietf-grow-blackholing-00.txt> (BLACKHOLE BGP Community for Blackholing) to Proposed Standard
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References: <20160701111544.GL4253@22.rev.meerval.net> <57765693.4090407@foobar.org> <m2wpl5ee36.wl%randy@psg.com> <93821709-33a1-3320-e3f2-9ca8b67ecf23@bogus.com> <m2inwpdnk7.wl%randy@psg.com> <20160702103723.GN744@22.rev.meerval.net> <m2k2h4cob1.wl%randy@psg.com> <20160703184947.GB98756@shrubbery.net>
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Cc: GMO Crops <grow@ietf.org>, IETF Disgust List <ietf@ietf.org>
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>> no. non-transitiveness through local naming, the reason this has not >> allowed serious damage in current practice. > > a receiving operator could limit scope, if they chose. something like > > route-map foo p 10 > match community blackhole > match as-path ^([0-9]+_){1,2}$ > set ip next-hop null0 > route-map foo d 20 > match community blackhole > route-map foo ... yes, they *could* if they so chose. the problem is that most won't. as we know, unintentional (or more correctly, thoughtless) leakage of all sorts of garbage is rampant today. weaponizing (you gotta love american verbing of nouns) well-known communities that will assuredly be leaked; what could possibly go wrong? randy
- RE: [GROW] Last Call: <draft-ietf-grow-blackholin… bruno.decraene
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Nick Hilliard
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Randy Bush
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… heasley
- RE: [GROW] Last Call: <draft-ietf-grow-blackholin… Michel Py
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Marco Marzetti
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Randy Bush
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Job Snijders
- RE: [GROW] Last Call: <draft-ietf-grow-blackholin… Michel Py
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Randy Bush
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Randy Bush
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Christopher Morrow
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… joel jaeggli
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Randy Bush
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Nick Hilliard
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Job Snijders
- RE: [GROW] Last Call: <draft-ietf-grow-blackholin… Michel Py
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Randy Bush
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Christopher Morrow
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… heasley
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… heasley
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… David Farmer
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Jared Mauch
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Nick Hilliard
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… joel jaeggli
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Job Snijders
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Nick Hilliard
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Gert Doering
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Job Snijders
- RE: [GROW] Last Call: <draft-ietf-grow-blackholin… Michel Py
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Job Snijders
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… joel jaeggli
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Job Snijders
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Thomas Mangin
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Gert Doering
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Christopher Morrow
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… joel jaeggli
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Christopher Morrow
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… joel jaeggli
- RE: [GROW] Last Call: <draft-ietf-grow-blackholin… Michel Py
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… John Kristoff
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… joel jaeggli
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Nick Hilliard
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Job Snijders
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Nick Hilliard
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Job Snijders
- Re: Last Call: <draft-ietf-grow-blackholing-00.tx… Christopher Morrow
- RE: Last Call: <draft-ietf-grow-blackholing-00.tx… Michel Py
- Re: Last Call: <draft-ietf-grow-blackholing-00.tx… Christopher Morrow
- RE: Last Call: <draft-ietf-grow-blackholing-00.tx… Michel Py
- Re: Last Call: <draft-ietf-grow-blackholing-00.tx… John Kristoff
- RE: Last Call: <draft-ietf-grow-blackholing-00.tx… Michel Py
- Re: Last Call: <draft-ietf-grow-blackholing-00.tx… Christopher Morrow
- RE: Last Call: <draft-ietf-grow-blackholing-00.tx… Michel Py
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Nick Hilliard
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… joel jaeggli
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Christopher Morrow
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Job Snijders
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Nick Hilliard
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Nick Hilliard
- Re: [GROW] Last Call: <draft-ietf-grow-blackholin… Job Snijders