> I have just setup qmail for my ISP server, I have got my DNS and MX
> everything setup properly. But most of my clients are getting bounced
> message when they send to other addresses around the world.
>
> This is the content of the bounced message,
>
> <[EMAIL PROTECTED]>:
> Connected to 206.31.56.7 but sender was rejected.
> Remote host said: 501 <[EMAIL PROTECTED]>... Sender domain must exist
had a similar prob. our machine kept saying that the domain name was not
in the rcpthosts file when users tried to send mails to a host other than
the local one. i read the documentation and accordingly removed
the rcpthosts file. that was it...
sorry if i misunderstood you and sent a crap answer here...
dd