Thanks, this worked like a charm. :) <div>On 4/23/09, Angel L. Mateo <<a href="mailto:amateo@um.es">amateo@um.es</a>> wrote: <blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">El mié, 22-04-2009 a las 16:21 +0200, Kenneth Holter escribió: > Hi. > > > I'm using Postfix on a few of our RHEL 5 64-bit servers, and would > like to monitor that this process is running well. I'm using Nagios > 3. > > What is the recommened way of monitoring Postfix? You can use check_smtp plugin to check that your mail server is up and running. It does not properly check that postfix is running, but if you have a right response in port 25, then postfix is running. -- Angel L. Mateo Martínez Sección de Telemática Área de Tecnologías de la Información _o) y las Comunicaciones Aplicadas (ATICA) / \\ <a href="http://www.um.es/atica">http://www.um.es/atica</a> _(___V Tfo: 968367590 Fax: 968398337 ------------------------------------------------------------------------------ Stay on top of everything new and different, both inside and around Java (TM) technology - register by April 22, and save $200 on the JavaOne (SM) conference, June 2-5, 2009, San Francisco. 300 plus technical and hands-on sessions. Register today. Use priority code J9JMT32. <a href="http://p.sf.net/sfu/p">http://p.sf.net/sfu/p</a> _______________________________________________ Nagios-users mailing list <a href="mailto:Nagios-users@lists.sourceforge.net">Nagios-users@lists.sourceforge.net</a> <a href="https://lists.sourceforge.net/lists/listinfo/nagios-users">https://lists.sourceforge.net/lists/listinfo/nagios-users</a> ::: Please include Nagios version, plugin version (-v) and OS when reporting any issue. ::: Messages without supporting info will risk being sent to /dev/null</blockquote></div>