[linux-elitists] AOL says goodbye to AT&T/Comcast and residential mail spools
Karsten M. Self
Sun Apr 13 16:39:50 PDT 2003
on Thu, Apr 10, 2003 at 11:19:39PM -0400, Aaron Sherman (email@example.com) wrote:
> Hope no one here has friends or relatives that use AOL if you run your
> home MTA on a residential network.... If you do, you'll have to start
> relaying mail for AOL through the public relay (probably slow and flaky)
> that your ISP provides. Why?
> AOL has instituted a new policy: TCP sessions established on port 25 to
> any of their MX hosts from systems that obtain their IP addresses
> dynamically (their term, I don't know exactly how they define it, since
> I'm not on any reputable, public dynip BLs that I can find) will be
> summarily disconnected after the transmission of several lines of text
> which resemble an SMTP error.
Aaron, thanks for the heads up on this.
I've confirmed this is a problem for me. A real problem as my parents
are AOL subscribers, and, well, I can't write home.
I've posted my own confirmation of the block at
anyone who needed help in figuring out whether or not an SMTP block was
in effect). I've also submitted this item as a story to Slashdot, and
a few other venues. Hmm. Must be a slow day, Slashdot's picked it up
My suggested remedy: Independent or non-AOL MTAs should be set to deny
any traffic coming from within AOL domains. Mailing lists too (eh,
Karsten M. Self <firstname.lastname@example.org> http://kmself.home.netcom.com/
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