How To Install x11vnc on CentOS 8

x11vnc is VNC server for the current X11 session

Introduction

In this tutorial we learn how to install x11vnc on CentOS 8.

What is x11vnc

What WinVNC is to Windows x11vnc is to X Window System, i.e. a server which serves the current X Window System desktop via RFB (VNC) protocol to the user. Based on the ideas of x0rfbserver and on LibVNCServer it has evolved into a versatile and productive while still easy to use program.

We can use yum or dnf to install x11vnc on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install x11vnc.

Install x11vnc 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 x11vnc using dnf by running the following command:

sudo dnf -y install x11vnc

Install x11vnc 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 x11vnc using yum by running the following command:

sudo yum -y install x11vnc

How To Uninstall x11vnc on CentOS 8

To uninstall only the x11vnc package we can use the following command:

sudo dnf remove x11vnc

x11vnc Package Contents on CentOS 8

/usr/bin/Xdummy
/usr/bin/x11vnc
/usr/lib/.build-id
/usr/lib/.build-id/3b
/usr/lib/.build-id/3b/c83899d8c4db7fc0332bf103d55c0c8a7c2311
/usr/share/applications/x11vnc.desktop
/usr/share/doc/x11vnc
/usr/share/doc/x11vnc/ChangeLog
/usr/share/doc/x11vnc/NEWS
/usr/share/doc/x11vnc/README
/usr/share/licenses/x11vnc
/usr/share/licenses/x11vnc/COPYING
/usr/share/man/man1/x11vnc.1.gz

References

Summary

In this tutorial we learn how to install x11vnc on CentOS 8 using yum and dnf.