How To Install udhcpc on Kali Linux

One-liner install command

For those in a hurry, here's a one-line installation command:

sudo apt-get update && sudo apt -y install udhcpc

But if you are interested in the detailed steps with descriptions, the following information is for you.

What is udhcpc and what are the ways to install it?

Before beginning this tutorial, you will need access to a server or computer running Kali Linux. This guide was written specifically with a server running Kali Linux in mind, although it should also work on older, supported versions of the operating system.

Also, make sure you are running a regular, non-root user with sudo privileges configured on your server. When you have an account available, log in as your non-root user to begin.

There are several ways to install udhcpc on Kali Linux. You can use (links are clickable):

In the following sections, we will describe each method in detail. You can choose one of them or refer to the recommended one.

Install udhcpc using apt-get

First, update apt database with apt-get using the following command.

sudo apt-get update

After updating apt-get database, You can install udhcpc using apt by running the following command:

sudo apt -y install udhcpc

Install udhcpc using apt

Because udhcpc is available in Kali Linux’s default repositories, it is possible to install it from these repositories using the apt packaging system.

To begin, update apt database with apt using the following command.

sudo apt update

After updating apt database, You can install udhcpc using apt by running the following command:

sudo apt -y install udhcpc

Install udhcpc using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Kali Linux. Update apt database with aptitude using the following command.

sudo aptitude update

After updating aptitude database, You can install udhcpc by running the following command:

sudo aptitude -y install udhcpc

How to upgrade (update) a single package udhcpc using apt-get?

First, you will need to update packages index. Run update command as usual:

sudo apt-get update

Next, to upgrade only the udhcpc, e.g. single package, you should use the following format with the apt-get command/apt command:

sudo apt-get --only-upgrade install udhcpc

Note that this command will not install any new packages! If you wish to install the package if it doesn't exist you may leave out --only-upgrade part.

sudo apt-get install udhcpc

How To Uninstall udhcpc from Kali Linux

To uninstall only the udhcpc package you can execute the following command:

sudo apt-get remove udhcpc

Uninstall udhcpc and all its dependencies

To uninstall udhcpc and its dependencies that are no longer needed by Kali Linux, you can use the command below:

sudo apt-get -y autoremove udhcpc

Remove udhcpc with all configurations and data

To remove udhcpc configuration and data from your system you can run the following purge command:

sudo apt-get -y purge udhcpc

Remove udhcpc completely (configurations, data and all of its dependencies)

And lastly, you can run the next command to remove absolutely everything related to udhcpc package, e.g.: configurations, data and all of its dependencies. Just use this command:

sudo apt-get -y autoremove --purge udhcpc

Extra info and code examples

Busybox contains a very small yet fully functional RFC compliant DHCP client formerly known as udhcpc. This package contains the glue to use the busybox udhcpc as DHCP client in the system by providing the appropriate symbolic links and scripts.

Conclusion

You now have a full guide on how to install udhcpc using apt, apt-get and aptitude tools. Also, we showed how to update as a single package and different ways to uninstall the udhcpc from Kali Linux.

See also: