Re: Evaluation: draft-ietf-mobileip-ipv6 - Mobility Support in IPv6 to Proposed Standard

["Steven M. Bellovin" <smb@research.att.com>]

In message <Roam.SIMC.2.0.6.1046956509.11612.nordmark@bebop.france>, Erik Nordm
ark writes:
>> 6.1.7	The text here (and in 6.1.8 and 6.1.9) should note that the
>> 	authorization option is mandatory.  It says so later, but not
>> 	that clearly.
>
>I think it is only mandatory for BUs to a correspondent - BUs to
>a home agent are protected with IPsec.
>

Hmm...  Perhaps a table showing what's mandatory in what place?  Or is 
part of the problem that the BU message is performing two functions, 
and hence is overloaded.


		--Steve Bellovin, http://www.research.att.com/~smb (me)
		http://www.wilyhacker.com (2nd edition of "Firewalls" book)