[e2e] It's all my fault

Joe Touch touch at ISI.EDU
Fri May 18 10:02:29 PDT 2007

rick jones wrote:
>> Perhaps a compromise would be to reduce the number of intermediate
>> hops that can be specified from 40 to say 2.  That reduces the
>> "traffic multiplier" available for DoS, but allows users to select
>> between a handful of paths.  Two or three paths is enough diversity to
>> get a "pretty good" route if the default BGP route is temporarily
>> congested.
> I'll ask a naive question from the peanut gallery - I take that checking
> the source routes for duplicate IP's is insufficient to deal with the
> proposed problem?

Given that routers and end nodes can have multiple IP addresses and
there's no definitive test for "equivalence" (i.e., which set lie at the
same router", nope. ;-)


Joe Touch
Sr. Network Engineer, USAF TSAT Space Segment

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