Installation Guide: How to Install VNC Server on Ubuntu

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Greetings, fellow tech enthusiasts! Are you an Ubuntu user looking for a way to remotely access your system? Look no further – in this article, we will guide you through the process of installing VNC Server on Ubuntu. Whether you’re a developer, sysadmin, or just a curious tech enthusiast, this step-by-step guide will help you get started with VNC Server on Ubuntu.

Introduction

Before we dive into the installation process, let’s take a moment to understand what VNC Server is and how it works. VNC (Virtual Network Computing) is a remote desktop sharing software that allows users to remotely control and view another computer’s desktop environment. This software uses the RFB (Remote Framebuffer) protocol, enabling users to connect to a remote system using a VNC Viewer client.

Installing VNC Server on Ubuntu will allow you to remotely connect to your system from any device and any location. Once installed, you can use any VNC Viewer client to log in to your system and control it as if you were sitting in front of it.

In this guide, we will cover all the necessary steps to install VNC Server on Ubuntu. We will also discuss the advantages and disadvantages of using VNC Server, as well as address commonly asked questions about this software. So, are you ready to get started?

Installation Guide: How to Install VNC Server on Ubuntu

Before we begin the installation process, let’s make sure our system is up to date. Open up your terminal and run the following command:

Step
Command
Step 1
sudo apt update
Step 2
sudo apt upgrade

This will update all the installed packages and ensure that your system is running at peak performance. Once your system is up to date, we can proceed with the installation of VNC Server on Ubuntu.

Step 1: Install VNC Server on Ubuntu

The first step in the installation process is to install the VNC Server package. To do this, run the following command in your terminal:

Step
Command
Step 1
sudo apt-get install tightvncserver

This will install the TightVNC Server package on your Ubuntu system. TightVNC Server is a free and open-source VNC server that provides a high-performance, lightweight remote desktop solution.

Step 2: Set Up VNC Server on Ubuntu

Once the installation is complete, we need to set up our VNC Server. To do this, run the following command:

Step
Command
Step 2
vncserver

This will create a new VNC session and prompt you to set a password for this session. Choose a strong password and remember it for future use. Once the password is set, VNC Server will start running on your system.

Step 3: Configure VNC Server on Ubuntu

Now that VNC Server is up and running, we need to configure it to our liking. To do this, we need to create a configuration file for VNC Server. Run the following command to create a new configuration file:

Step
Command
Step 3
nano ~/.vnc/xstartup

This will open the Nano text editor with a new configuration file. In this file, replace the contents with the following text:

#!/bin/bash
xrdb $HOME/.Xresources
startxfce4 &

Save the file and exit the text editor. This configuration file will start the XFCE4 desktop environment when a VNC session is initiated.

Step 4: Start VNC Server Automatically

Now that VNC Server is installed and configured, we need to make sure it starts automatically whenever the system is booted. To do this, we need to create a new system service for VNC Server. Run the following command to create a new service file:

Step
Command
Step 4
sudo nano /etc/systemd/system/vncserver.service

This will open the Nano text editor with a new service file. In this file, replace the contents with the following text:

[Unit]
Description=VNC Server
After=syslog.target network.target
[Service]
Type=forking
User=username
WorkingDirectory=/home/username
ExecStart=/usr/bin/vncserver -depth 24 -geometry 1280×800 :1
ExecStop=/usr/bin/vncserver -kill :1
[Install]
WantedBy=multi-user.target
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Replace “username” with your Ubuntu username. Save the file and exit the text editor. Now, run the following commands to enable and start the service:

Step
Command
Step 4
sudo systemctl enable vncserver.service
Step 5
sudo systemctl start vncserver.service

Now, VNC Server will start automatically whenever your system boots up.

Advantages and Disadvantages of Using VNC Server on Ubuntu

Now that we’ve covered the installation process, let’s take a look at the advantages and disadvantages of using VNC Server on Ubuntu.

Advantages

Remote Access

VNC Server allows remote access to your Ubuntu system from any device and location. This is perfect for developers and system administrators who work remotely or need to access their systems while on the go.

Lightweight and Fast

TightVNC Server is a lightweight and fast VNC server that provides a smooth remote desktop experience.

Free and Open-Source

TightVNC Server is free and open-source, which means you can customize and modify the software to suit your needs.

Disadvantages

Security Risks

Remote access software like VNC Server can pose security risks if not properly configured. Make sure to use strong passwords and configure VNC Server to use encryption to minimize these risks.

Performance Issues

VNC Server may suffer from performance issues when connecting to systems with low bandwidth or high latency. This can result in a slow or laggy remote desktop experience.

FAQs

Q1: Can I use VNC Viewer to connect to a VNC Server on Windows?

A1: Yes, VNC Viewer can be used to connect to VNC Servers on both Windows and Linux systems.

Q2: What is the default port used by VNC Server?

A2: The default port used by VNC Server is 5900.

Q3: Can I use VNC Server over the internet?

A3: Yes, but using VNC Server over the internet can pose security risks. Make sure to use encryption and strong passwords when setting up VNC Server over the internet.

Q4: Can I use VNC Server to access a computer from a mobile device?

A4: Yes, VNC Viewer is available on both Android and iOS, allowing you to access your VNC Server from your mobile device.

Q5: Is VNC Server free?

A5: Yes, TightVNC Server is free and open-source software.

Q6: Can multiple users connect to the same VNC Server session?

A6: Yes, multiple users can connect to the same VNC Server session, but this may impact performance.

Q7: Can I use VNC Server to access a Ubuntu virtual machine?

A7: Yes, VNC Server can be used to access Ubuntu virtual machines running on VirtualBox, VMware, and other virtualization platforms.

Q8: How do I uninstall VNC Server from Ubuntu?

A8: To uninstall VNC Server from Ubuntu, run the following command in your terminal:

Step
Command
Step 1
sudo apt-get remove tightvncserver

Q9: How do I change the resolution of my VNC Server session?

A9: To change the resolution of your VNC Server session, edit the ~/.vnc/xstartup file and add the following line:

xrandr -s 1280×800

Replace “1280×800” with your preferred resolution.

Q10: How do I change the password for my VNC Server session?

A10: To change the password for your VNC Server session, run the following command in your terminal:

Step
Command
Step 1
vncpasswd

This will prompt you to enter a new password for your VNC Server session.

Q11: Can I use VNC Server on Ubuntu 20.04?

A11: Yes, VNC Server is compatible with Ubuntu 20.04 and can be installed using the same instructions provided in this guide.

Q12: How do I troubleshoot VNC Server connection issues?

A12: Check your firewall settings and make sure that the VNC Server port (5900) is open. Also, make sure that your VNC Server is configured to accept remote connections.

Q13: Can I use VNC Server to share my screen during a video conference?

A13: Yes, VNC Server can be used to share your screen during a video conference, but make sure to use encryption and configure VNC Server to allow remote connections only from trusted sources.

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Conclusion

And there you have it – a complete guide on how to install VNC Server on Ubuntu. We hope this guide has been helpful in getting you started with VNC Server and remote desktop sharing. Remember to use VNC Server responsibly and take proper precautions to minimize security risks. So what are you waiting for? Get started with VNC Server today and enjoy remote access to your Ubuntu system from anywhere!

Closing

Disclaimer: The information in this article is intended for educational purposes only. We do not condone or promote the use of VNC Server for malicious or illicit activities. Use this software responsibly and within the boundaries of the law.

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