[ih] Source routing, IEN 80, and IEN 95

John Day jeanjour at comcast.net
Thu Aug 5 16:10:39 PDT 2010


Source routing is a male thing  -  the packets 
don't want to stop and ask for directions.

;-)  Sorry, couldn't resist.


At 0:40 +0200 2010/08/06, Matthias Bärwolff wrote:
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>Hi everyone out there. I am wondering (mainly just out of curiosity)
>about the implementation and usage record of source routing in the early
>Internet. The IPv4 spec (starting with IEN 80) came to include it
>eventually, but my impression is that while people *thought* it would be
>important, in reality no one cared too much and it wasn't used much.
>
>My question: have people actually been using it for purposes other than
>spoofing attacks? What about routing debugging? And, load balancing?
>
>Plus, how widespread did it become in gateways/routers before security
>concerns rendered it a complete no-go?
>
>Thanks for your recounts and takes.
>
>- --
>Matthias Bärwolff
>www.bärwolff.de
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