SMTP problem?

[Francesco De Santolo]

Ok, but this is the response from the HELO command, if its OK?, It is a 
Cpanel Server (www.cpanel.net) Cpanel is a control panel, I think it uses 
EXIM as mailserver.

Use this host: mtxis.net

Thanks for the Fast reply,
Francisco



>From: Andreas Ericsson <ae at op5.se>
>To: nagios-users at lists.sourceforge.net
>Subject: Re: [Nagios-users] SMTP problem?
>Date: Sat, 17 Apr 2004 23:28:01 +0200
>
>Francesco De Santolo wrote:
>>Hi,
>>
>>I was wondering, why does nagios states that SMTP is down when it is 
>>online and working if you do the command "telnet ip 25" ?
>>
>Because it doesn't get the RFC compliant response. Any program can listen 
>to port 25, but if it doesn't respond properly to HELO, check_smtp reports 
>errors since it concludes something else than a normally functioning smtp 
>server listens to the port. This is most likely some MS Exchange server 
>thingie. They often refuse to follow any standard at all, but it can also 
>be a smtp-server configuration issue (pop-before-smtp and such).
>
>>Thanks.
>>Francisco
>>
>
>--
>Mvh / Best Regards
>Sourcerer / Andreas Ericsson
>OP5 AB
>+46 (0)733 709032
>andreas.ericsson at op5.se
>
>
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