linux-kernel - Re: Linux 3.11

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Message-ID: <1378176973.32763.355.camel@haakon3.risingtidesystems.com>
Date:	Mon, 02 Sep 2013 19:56:13 -0700
From:	"Nicholas A. Bellinger" <nab@...ux-iscsi.org>
To:	Theodore Ts'o <tytso@....edu>
Cc:	Guenter Roeck <linux@...ck-us.net>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Linux 3.11

Hi Ted,

On Mon, 2013-09-02 at 22:17 -0400, Theodore Ts'o wrote:
> On Mon, Sep 02, 2013 at 04:46:18PM -0700, Guenter Roeck wrote:
> > I don't think it has anything to do with linux-iscsi.org.
> > Possibly Nicholas' e-mail provider is not hosted in the US, meaning e-mail
> > sent through it can not be logged and examined by a certain US government agency.
> 
> Hardly.  mail.linux-iscsi.org is hosted by Rackspace, which is most
> certainly in the US.  There may be spammers using some of Rackspace
> subnets, which is much more likely to have something to be the issue.
> 
> I had a similar issue with thunk.org, which is hosted by Linode.  In
> my case, part of the problem was that I was that I moved my host to a
> different Linode datacenter (from Dallas to Atlanta), and I forgot to
> update my SPF record, so e-mails with an SMTP envelope address of
> tytso@...nk.org were getting a soft-fail.  (And e-mails with an SMTP
> return address of tytso@....edu but sent from imap.thunk.org were
> always getting a soft-fail, which would tend to increase the
> likelihood that if the e-mail tripped other hueristics, would cause it
> to be considered spam.)
> 
> Fixing my SPF record, and enabling DKIM (with a DKIM key published for
> thunk.org in DNS, and making sure that I always used an SMTP envelope
> return address of tytso@...nk.org, even if the RFC 822 from address
> stated tytso@....edu) fixed the spam false positive issues for me.
> 
> (Hint: installing and configuring OpenDKIM really isn't all that hard.
> I did it in less than an hour.)

<nod>, thanks for the additional information.

Enabling DKIM now, and just waiting for the TXT records to update to
verify.

--nab

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