[81755] in North American Network Operators' Group
Re: mobile user strawman argument
daemon@ATHENA.MIT.EDU (Suresh Ramasubramanian)
Wed Jun 29 06:18:58 2005
Date: Wed, 29 Jun 2005 15:47:27 +0530
From: Suresh Ramasubramanian <ops.lists@gmail.com>
Reply-To: Suresh Ramasubramanian <ops.lists@gmail.com>
To: Mike Leber <mleber@he.net>
Cc: nanog@merit.edu
In-Reply-To: <Pine.LNX.4.21.0506290201180.11993-100000@ruby.he.net>
Errors-To: owner-nanog@merit.edu
On 29/06/05, Mike Leber <mleber@he.net> wrote:
>=20
> I'm seeing alot of arguments in the form of "I have mobile users and they
> aren't going to be able to send email if you use injection IP mail
> filtering approach X" (where X is SPF, MX+, or what have you); which tak=
e
> the same form as the arguments people made against closing open relays.
>=20
So, try to authorize the sending host rather than the path (mail from
/ sender etc)
You neatly work around that problem
