Problem Description You are seeing port 113 return requests either from your Nagios xi server (when submitting NSCA passive results) to the originating host OR you are seeing port 113 return requests when checking NRPE services). You will see this... Read More

Debug Logging These steps explain how to enable the NSCA server to perform debug logging. This is useful for determining exactly what NSCA is doing with the check results it receives. Before proceeding, you would have confirmed that the server is... Read More

Firewall Rules These steps explain how to check if the Operating System (OS) of the Nagios server has firewall rules enabled to allow inbound NSCA TCP port 5667 traffic. The different supported OS's have different firewall commands which are... Read More

Inbound TCP Traffic These steps explain how to confirm that the NSCA server is receiving traffic destined for it on the port 5667. In this example, the following applies: Remote computer sending NSCA checks 10.25.14.2 Nagios server receiving NSCA... Read More