slightly OT: 550 5.1.1 / att.net

[Andy Norris]

At 23:02 2007-11-19, Andy Norris wrote:

>Hi Gang,
>
>I Googled and searched the archives, but didn't find anything that 
>really helped the situation.
>I have two addresses in the past couple days that have given me 
>fits. Both are att.net (and one belongs to the mother-in-law -- so 
>it has to be fixed for peace to reign).
>Both result in immediate "550 5.1.1 - User unknown in virtual mailbox table".
>Is this something I can fix, or do I have to butt heads with someone 
>at att.net support?
>We're running sendmail on redhat, btw.
>
>Thanks very much for any help,
>
>Andy Norris
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Ok, I think this is a postfix issue. A setting somewhere in 
/etc/postfix/main.cf? I'm paranoid of breaking something that already 
is working.

Odd that it's seemingly only to att.net addresses... no problems -- 
that I know of to any other domains...?

Thanks,
Andy