Nagios Support Forum

Hello,

Its very clear now thank you all.

Hello,

Here I am putting check command as "check_ping -4 -H $HOSTADDRESS$ -w 300.0,80% -c 500.0,100% -p 5" so does the nagios pings only 5 times per minute. The check interval I defined is for 1 minute.

Hello, Here I am confused with how nagios pings the devices. 1)Check host alive: # 'check-host-alive' command definition define command{ command_name check-host-alive command_line $USER1$/check_ping -4 -H $HOSTADDRESS$ -w 3000.0,80% -c 5000.0,100% -p 5 } what is -w 3000.0,80% -c 5000.0,100% -p 5 in ...

Hello, I am using nagios 4.0.8 core and it was working fine still yesterday and suddenly it stopped sending notifications. My observations: 1)nagios.log shows service alerts and host alerts. 2)maillog does not show any mails been sent. 3)under nagios.cfg the enable notifications is 1. 4)I am able to...

Its the problem with the mail configuration so after configuring postfix with masquerading mails started going with nagios user.

It was intially /bin/mail and it did not work so I changed it to /usr/sbin/sendmail and it also did not work.

Which user does nagios uses to send mail because the nagios user is unable to send mail.

Here are my missing configuration files in the attachments

1)When sending mail as nagios user A)How mail is sent [root@localhost ~]# su nagios [nagios@localhost root]$ mail xyz@company.com Subject: test . EOT Null message body; hope that's ok [nagios@localhost root]$ B)Maillog content [root@localhost log]# tail -f maillog Jan 22 08:45:16 localhost sendmail[...

Problem: Nagios mail notification not working Configuration: nagios core 4.0.8, Centos 6.6, Sendmail(MTA) Step1:Followed installation documentation from site and installed fresh setup. Did not receive any errors during installation. Step2:Gave my mail address in contacts.cfg file so i receive notifi...

This a fresh installation 1)Nagios.log [root@localhost var]# tail -f nagios.log [1421856242] SERVICE ALERT: google;PING;CRITICAL;SOFT;1;PING CRITICAL - Packet loss = 100% [1421856270] HOST ALERT: google;DOWN;SOFT;1;PING CRITICAL - Packet loss = 100% [1421856302] SERVICE ALERT: google;PING;CRITICAL;S...