rspregistrar command not found

Introduction

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

rspregistrar: command not found

or when using sudo you get the following error message

sudo: rspregistrar: command not found

Solutions to rspregistrar: command not found

How To Fix rspregistrar: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu rspregistrar is provided by rsplib-registrar package.

rsplib-registrar is:

Reliable Server Pooling (RSerPool) is the IETF’s standard (RFC 5351 to RFC 5356) for a lightweight server pool and session management framework. It provides highly available pool management (that is registration handling and load distribution/balancing) by components called Registrar and a client-side/server-side API for accessing the service of a pool.

This package provides the registrar, which is the management component for RSerPool-based server pools. You need at least one registrar in a setup, but for redundancy reasons, you should have at least two.

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

sudo apt-get -y install rsplib-registrar

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

You can also use apt command to install rsplib-registrar.

sudo apt -y install rsplib-registrar

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

sudo aptitude install rsplib-registrar

Summary

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