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Re: [gnso-ff-pdp-may08] Definition V4.2: concern about "consumer-grade"
- To: "Mike O'Connor" <mike@xxxxxxxxxx>
- Subject: Re: [gnso-ff-pdp-may08] Definition V4.2: concern about "consumer-grade"
- From: Eric Brunner-Williams <ebw@xxxxxxxxxxxxxxxxxxxx>
- Date: Fri, 01 Aug 2008 13:46:43 -0400
Mike,
I'm happy to continue separately, and I don't think a less responsible
engagement to the purposes of the PDP will result from two efforts.
Eric
Mike O'Connor wrote:
ahem.
a fella finishes up a phone call, breaks for lunch, is just drifting
off for the Afternoon Nap when a fistfight breaks out on the list.
Eric, a gentle reminder -- let's keep the discussion civil here. this
last post was a little outside the limit.
how's a geezer to get his rest, otherwise? :-)
m
At 11:49 AM 8/1/2008, Eric Brunner-Williams wrote:
is this for my benefit joe, or are you just spouting off?
if it is for my benefit, then you have to be addressing the
assertion, mine, that autonomous system is less determinitive of risk
than whether the network attached device is a microsoft operating
system product, and therefore a poor substitute, if the root cause is
not to be ignored.
reputation has been discussed more than once on nanog, which i know
even if you don't.
hold the "regards", i prefer real ones over what's available.
Joe St Sauver wrote:
Eric mentioned:
#Further, using AS as determinative is vastly less accurate to the
root #problem than using if-MS-then-NO as a gating mechanism,
regardless of #how much corporate chrome there is on the AS and its
commercial #operations. Since I don't think people want to go down
the #if-MS-then-obvious-conclusion path, the AS-is-guilty false
equivalent #should be dismissed.
In general, ASNs do accumulate reputation, just as domains accumulate
reputation, and just as netblocks accumulate reputation. One
particularly
notorious example of this from recent years would probably be the "RBN"
case, although there are others.
The real value of ASN-based reputation accumulation, however, is that:
-- there are relatively few ASNs (at least until 4 byte ASNs get
widely deployed)
-- it is possible to mechanically and scalably map IP's to ASNs
-- if you route a network block, you also have the option of not
routing
all or part of that block (e.g., there is a connection between
an ASN associated with an activity, and the ability to control that
activity)
Most ASNs live somewhere on the vast continuum rightward of clean-as-
the-driven-snow and leftward of dirty-as-a-deep-rock-coal-miner-at-
end-of-shift, although there are some AS's that truly do anchor the
extremities of that scale. (Arguably, a trivial example of a "100%
guilty ASN" is one that has been hijacked, for example.)
Regards,
Joe
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