Problem Sending Mail With Postfix
sahil at tandon.net
Tue May 20 03:28:46 UTC 2008
* Paul Schmehl <pauls at utdallas.edu> [05-19-2008]:
> Macintosh:~ pauls$ telnet my.mywebsite.com 25
> Trying 18.104.22.168...
> Connected to nullmx.mywebsite.com.
> Escape character is '^]'.
> 220 nullmx SMTP
> EHLO testing.mydomain.com
> 220 Hello
> 220 Buh-bye!
> Connection closed by foreign host
> Why "nullmx.mywebsite.com"? Which resolves to an entirely different IP
Perhaps the admin routes all port 25 traffic to nullmx.
> So I've got no idea why he's having this problem, unless it's because the
> MX record doesn't point to my.mywebsite.com.
Pure conjecture, but I think in trying to avoid exposing his machine's real
hostname, he just wrote my.mywebsite.com, which just so happens to be an
actual hostname. Otherwise, I am similarly perplexed.
Sahil Tandon <sahil at tandon.net>
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