Nagios Support Forum

There is no firewall between Nagios server and remote host. Both the machines are in same subnet.
But problem here is that sometimes, PING and SSH works fine. It's very confusing.

I just wanted to make sure that it's a network issue or nrpe plugin issue.

Hi Team, I am using Nagios Core 4.4.3 version, I want to monitor my remote linux machines but I am getting error in SSH and ping service. It shows below mentioned error for these two services. PING - CRITICAL - Plugin timed out SSH - CRITICAL - Socket timeout I followed below mentioned link to insta...

Thanks for your reply. I am good now you can lock this thread.

Hi All, I have deployed Nagios Core 4.3.4 version on Ubuntu 18.04 LTS. I want to monitor some tableau server services on my Nagios. I have added the server on Nagios where my tableau server is running.Currently, the tableau server is running on this version 2018.2.4. I am not aware how I can monitor...

I have fixed the issue. The problem was TLS while triggering the alert we have to use this option in you command.cfg file -o "tls=yes" . define command{ command_name notify-host-by-email command_line /usr/bin/printf "%b" "***** Nagios *****\n\nNotification Type: $NOTIFICATIO...

Hi @tgriep , We have change the settings in smtp.office365.com and allowed all traffic which is coming from our Nagios Server. But still we are facing the same issue, I want to add one more thing here we have deployed this Nagios application on Azure cloud and we are running Ubuntu 18.04 LTS OS top ...

I am getting this output after running this command "which sendEmail" in both the machines.

I have one doubt, We are running Nagios core on two machines with the same configuration. In one machine Nagios is working fine without any issues but in another machine we are facing this issue. How it can be possible something works on one machine and doesn't work on another machine.? I have verif...

Hi tgriep, Firstly we don't have any mail server, we are using "smtp.office365.com" to send the emails we don't have suck any kind of options there "Only allows certain hosts or certain IP addresses to forward emails through ". I verified that nagios server is supplying a valid f...

@tgriep Thanks for the help now I am getting below error after installing sendemail. It's showing me "Authentication not supported by the remote SMTP server!" But the same SMTP server credential I am using somewhere else and it's working fine. I am suspecting that it's a not configuration ...