radvd command not found

Introduction

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

radvd: command not found

or when using sudo you get the following error message

sudo: radvd: command not found

Solutions to radvd: command not found

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

In Ubuntu radvd is provided by radvd package.

radvd is:

IPv6 has a lot more support for autoconfiguration than IPv4. But for this autoconfiguration to work on the hosts of a network, the routers of the local network have to run a program which answers the autoconfiguration requests of the hosts.

On Linux this program is called radvd, which stands for Router ADVertisement Daemon. This daemon listens to router solicitations (RS) and answers with router advertisement (RA). Furthermore unsolicited RAs are also sent from time to time.

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

sudo apt-get -y install radvd

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

You can also use apt command to install radvd.

sudo apt -y install radvd

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

sudo aptitude install radvd

Summary

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