How To Install iw on CentOS 8

iw is A nl80211 based wireless configuration tool

Introduction

In this tutorial we learn how to install iw on CentOS 8.

What is `iw`

iw is a new nl80211 based CLI configuration utility for wireless devices. Currently you can only use this utility to configure devices which use a mac80211 driver as these are the new drivers being written - only because most new wireless devices being sold are now SoftMAC.

We can use yum or dnf to install iw on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install iw.

Install iw on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install iw using dnf by running the following command:

sudo dnf -y install iw

Install iw on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install iw using yum by running the following command:

sudo yum -y install iw

How To Uninstall iw on CentOS 8

To uninstall only the iw package we can use the following command:

sudo dnf remove iw

iw Package Contents on CentOS 8

/usr/lib/.build-id
/usr/lib/.build-id/97
/usr/lib/.build-id/97/733fbaff0a6d92af490d70b338591d80af6727
/usr/sbin/iw
/usr/share/licenses/iw
/usr/share/licenses/iw/COPYING
/usr/share/man/man8/iw.8.gz

References

iw website

Summary

In this tutorial we learn how to install iw on CentOS 8 using yum and dnf.