How To Install nm-tool on CentOS 8

One-liner Install Command

If you are only interested in the installation command, here is a quick answer for you:

sudo yum makecache && sudo yum -y install network-manager

sudo dnf makecache && sudo dnf -y install network-manager

But if you are interested in the details with step-by-step instructions, the following information will be helpful.

What is nm-tool and How to Install It?

First things first, you will need access to a server or computer running CentOS 8. This guide was written specifically with a server running CentOS 8 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 nm-tool on CentOS 8. 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 nm-tool on CentOS 8 using dnf

First, update dnf packages database with dnf by running the next command:

sudo dnf makecache --refresh

After updating database, You can install nm-tool using dnf by running the following command:

sudo dnf -y install network-manager

Install nm-tool on CentOS 8 using yum

Because nm-tool is available in CentOS 8’s default repositories, it is possible to install it from these repositories using the yum packaging system.

To begin, update local packages database with yum using the following command.

sudo yum makecache --refresh

Now can install nm-tool package on your server/computer by running the following command:

sudo yum -y install network-manager

How to upgrade (update) a single package nm-tool using yum?

To update all the packages available on the system:

yum update

If you want to update a specific package like nm-tool in this example you should use the following command:

yum update network-manager

To downgrade a package to an earlier version:

yum downgrade network-manager

How to Upgrade nm-tool on CentOS 8 with dnf?

When you run the dnf update, all system packages with available updates are updated. However, if you want to upgrade a single package, then you would have to pass the package name as the argument to the dnf update command.

dnf update network-manager

How To remove nm-tool from CentOS 8

To uninstall only the nm-tool package you can execute the following command:

sudo dnf remove network-manager

Extra info and code examples

NetworkManager is a system network service that manages your network devices and connections, attempting to keep active network connectivity when available. It manages ethernet, WiFi, mobile broadband (WWAN), and PPPoE devices, and provides VPN integration with a variety of different VPN services. This package provides the userspace daemons and a command line interface to interact with NetworkManager. Optional dependencies: * ppp: Required for establishing dial-up connections (e.g. via GSM). * dnsmasq-base/iptables: Required for creating Ad-hoc connections and connection sharing. * avahi-autoipd: Used for IPv4LL, a protocol for automatic Link-Local IP address configuration. * libteam-utils: Network Team driver allows multiple network interfaces to be teamed together and act like a single one. This process is called "ethernet bonding", "channel teaming" or "link aggregation".

Conclusion

You now have a full guide on how to install nm-tool using dnf and yum package managers. Also, we showed how to update manually as a single package and different ways to uninstall the nm-tool from CentOS 8.

See also: