Re: IP spoofing and spamming

[Hank Nussbacher <hank () ibm net il>]

At 05:30 PM 10/28/97 -0800, J.D. Falk wrote:

>       Are you under any contractural obligation to transit that IP 
>       address?  The user in question seems to think you are, but you
>       should check that as well; most contracts that I've seen do
>       not mention multihoming specificially, and this could be the
>       perfect loophole for you to use while you give him the 30 days
>       notice or whatever it takes to disconnect him completely.

Lawyers have a funny way of reading contracts.  Some read them that anything
not spelled out is allowed, whereas others read them that anything not
spelled is not allowed.  I guess ISPs on NANOG should be aware of this new
spam/ip-spoofing method when writing contracts with their clients.

-Hank

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