nanog mailing list archives

Re: it's here


From: Eric Brandwine <ericb () UU NET>
Date: 12 Feb 2002 19:32:07 +0000


"sd" == Sean Donelan <sean () donelan com> writes:

sd> On Tue, 12 Feb 2002, Alex Rubenstein wrote:
http://www.cert.org/advisories/CA-2002-03.html

sd> ASN.1 is pretty cool, but I've been wondering are there that
sd> many ISPs which allow external SNMP access to their equipment?
sd> SNMP is a UDP management protocol, and even under the best of
sd> conditions, accepting packets from out of the blue isn't a good
sd> idea.

Spoofed packets?

It's not feasible to filter antispoof at OC-12 or OC-48 line rate on
all customer facing interfaces.

ericb
-- 
Eric Brandwine     |  To assert that the earth revolves around the sun is as
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ericb () uu net       |  virgin.
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