nsca command not found

In this troubleshooting guide we learn how to fix nsca command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

nsca: command not found

or when using sudo you get the following error message

sudo: nsca: command not found

In Ubuntu nsca is provided by nsca package.

nsca is:

This addon allows you to send service check results to a central monitoring server running Nagios in a reasonably secure manner.

Nagios is a monitoring and management system for hosts, services and networks.

Nagios’ features include:

Monitoring of network services (via TCP port, SMTP, POP3, HTTP, NNTP, PING, etc.)
Plugin interface to allow for user-developed service checks
Contact notifications when problems occur and get resolved (via email, pager, or user-defined method)
Ability to define event handlers to be run during service or host events (for proactive problem resolution)
Web output (current status, notifications, problem history, log file, etc.)

Nagios was written in C and is designed to be easy to understand and modify to fit your own needs.

To fix this problem, we can install more using the command below.

sudo apt-get -y install nsca

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install nsca.

sudo apt -y install nsca

Or if you have aptitude installed you can use the following command.

sudo aptitude install nsca

In this tutorial we learn how to fix nsca command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.