Re: [SLUG] Postifix, no banner

From: Andrew M. Hoerter (amh@pobox.com)
Date: Fri Oct 31 2003 - 17:06:47 EST


On Fri, 31 Oct 2003, Douglas Koobs wrote:

> [root@mail root]# telnet <ipaddress> 25
> Trying <ipaddress>...
> Connected to <ipaddress>.
> Escape character is '^]'. #I've waited over 10 min, no banner...
> ehlo mail.test.com
> mail from: looser@test.com

> Also, when I SSH to the server now, there is about 30 seconds between
> entering username, and being prompted for password... Maybe these are
> related? both worked fine before the move.... Thanks!

Yes. It's almost certainly a DNS lookup timing out.

Check your /etc/resolv.conf, and make sure the servers listed there are
reachable and responding properly. If the machine itself is running a
nameserver, check to make sure the firewall is permitting DNS traffic.

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