[TriLUG] AOL's new email policy
Joseph Tate
jtate at dragonstrider.com
Sat Mar 29 23:10:28 EST 2003
I think you're reading this wrong. This only rejects if the sender's
e-mail address contains an unresolvable domain. At least that's what I
think MAIL FROM means. I'm not an SMTP expert though.
In any case, as with the telephone, e-mail is only reliable if there is
some feedback. If it's important, the sender will make a second effort
to relay the message. If it's not important, I don't want to read it
anyway. Now, I'm not trying to solicit business from this address, and
therefore I care less if I don't know about an e-mail that I miss than I
would on my business e-mail account (not hosted at home).
Joseph
Jon Carnes wrote:
> In the sendmail.mc file this option is referred to as:
> FEATURE(`accept_unresolvable_domains')dnl
>
> If you change that to:
> dnl FEATURE(`accept_unresolvable_domains')dnl
>
> then you will comment that "feature" out and Sendmail will now test all
> emails for resolvable hosts. It will add the line:
> Kresolve host -a<OK> -T<TEMP>
> to sendmail.cf.
>
> Having said that... Don't do it!
>
> A lot of folks have f**ked up MTA's that DO NOT report their domains
> correctly. If all you talk to are folks running Unix based Mail servers
> that are setup properly, then you will get all your mail, otherwise you
> will bounce a lot of legitimate mail from innocent folks who just happen
> to work for companies with incompetent Postmasters.
>
> Use SpamAssassin.
>
> Jon
>
> On Fri, 2003-03-28 at 17:09, Turnpike Man wrote:
>
>>I have been told for the longest time that editing the sendmail.cf file
>>directly is some kind of horrible sin, thus I avoid touching it. (looks pretty
>>overwhelming to me anyway). I was taught to edit sendmail.mc and apply via m4.
>>
>>laters,
>>David M.
>>
>>--- Joseph Tate <jtate at dragonstrider.com> wrote:
>>
>>>In my sendmail.cf I have:
>>># Resolve map (to check if a host exists in check_mail)
>>>Kresolve host -a<OK> -T<TEMP>
>>>
>>>It's been so long since I've set up the server that I don't remember how
>>>that got there. Maybe it is default. Check to see if it's in your
>>>sendmail.cf file.
>>>
>>>I can't seem to find anything in my .mc file that would translate to
>>>that, but it is part of the /usr/share/sendmail-cf/cf/generic-linux.cf file.
>>>
>>>I just know that I get messages every so often in my logwatch that
>>>"REJECT: domain of sender does not exist"
>>>
>
>
>
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