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Re: RFC 2401 section 5.2.1



On Fri, 24 Nov 2000 12:34:48 EST you wrote
> 
> We use tunnel mode for end-to-end security quite routinely.  In fact, it
> seems to us that tunnel mode actually gives slightly higher security,
> because it obscures whether the communication really *is* end-to-end or is
> being done on behalf of other hosts.

Obscured from whom? Don't transport mode and tunnel mode packets look
identical to a passive evesdropper since the Next Header field is encrypted? 
(Assuming you're not doing AH, or NULL ESP, which from your previous 
statements seems plausible).

  Dan.



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