Question - What do you mean by Nagios Remote Plugin Executor (NPRE) of Nagios?
Answer -
Nagios Remote Plugin Executor (NPRE) enables you to execute Nagios plugins on Linux/Unix machines. You can monitor remote machine metrics (disk usage, CPU load, etc.)
- The check_npre plugin that resides on the local monitoring machine
- The NPRE daemon that runs on the remote Linux/Unix machine