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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>My guess is you don’t have a host definition for the host (router) you’ve removed – once the undefined hostname was removed from the service definition, it works.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>--<o:p></o:p></span></p><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Jacob</span></b><i><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></i></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Leonardo Bacha Abrantes [mailto:leonardo@lbasolutions.com] <br><b>Sent:</b> Wednesday, October 17, 2012 3:39 PM<br><b>To:</b> nagios-users@lists.sourceforge.net<br><b>Subject:</b> [Nagios-users] Host exclusion fail more 4 hosts<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Hey people,<br><br><br>I created an group called Routers and I inserted my routers on.<br>I don't want to check uptime of five routers, so, I created the exclusion as: host_name !R1,!R2,!R3,!R4,!R5.<br><br>The problem is: <b>nagios only work up to four host</b>, because when I add more one host, I received the error below:<br><br>Error: Could not expand hostgroups and/or hosts specified in service (config file '/etc/nagios/objects/router.cfg', starting on line 13)<br> Error processing object config files!<b><br><br></b>if I remove just one host, it worked. I didn't find anything on manual about limitations.<b><br></b><br><br>define service{<br> use generic-service<br> <b> hostgroup_name Routers</b><br> service_description Uptime<br> max_check_attempts 5<br> normal_check_interval 10<br> retry_check_interval 3<br> contact_groups G-Prod<br> check_command check_snmp!-C Mycommunity -o sysUpTime.0<br> notifications_enabled 0<br><b> host_name !R1,!R2,!R3,!R4,!R5</b><br> }<br><br><br>Can someone help me please ?<br><br>many thanks!<o:p></o:p></p></div></body></html>