Remote-access Guide

remote access guacamole

by Dr. Cristina Cassin I Published 2 years ago Updated 1 year ago
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What is Guacamole remote access?

Apache Guacamole is a clientless remote desktop gateway. It supports standard protocols like VNC, RDP, and SSH. We call it clientless because no plugins or client software are required. Thanks to HTML5, once Guacamole is installed on a server, all you need to access your desktops is a web browser.

How do I access Apache Guacamole?

Access Your Computer From Anywhere Via Web Browser using Apache GuacamoleInstall Packages Dependencies.Download Guacamole and MySQL Connector packages.Install Guacamole Server.Install Guacamole Client.Install MySQL Connector.Configure MariaDB or MySQL.Setting Tomcat Server.Generates a Java KeyStore for SSL Support.More items...•

How does Guacamole server work?

Users connect to a Guacamole server with their web browser. The Guacamole client, written in JavaScript, is served to users by a webserver within the Guacamole server. Once loaded, this client connects back to the server over HTTP using the Guacamole protocol.

How do I use VNC in Guacamole?

How to use Apache Guacamole to create a VNC ConnectionPrerequisites.Step 1 - Install Desktop GUI on your server.Step 2 - Install TigerVNC Server.Step 3 - Create VNC User credentials.Step 4 - Create VNC Systemd Unit file.Step 5 - Start VNC Server.Step 6 - Configure Firewall.More items...•

How do I setup a Guacamole server?

Install Guacamole ServerLog in to the Compute Instance over SSH or Lish.Install all required dependencies. ... Extract the file and navigate to its directory. ... Build the Guacamole Server using the downloaded source files. ... Update installed library cache and reload systemd sudo ldconfig sudo systemctl daemon-reload.More items...•

Is Apache Guacamole safe?

In June of 2020, security researchers at Check Point Research discovered multiple critical RDP (Remote Desktop Protocol) flaws in Apache Guacamole. The nature of these vulnerabilities could enable hackers to exploit the gateway and disclose sensitive information remotely.

What is Guacamole VM?

Guacamole is a client-less remote desktop application which allows you to access your Windows Virtual Machine (VM) directly through the web browser on your local computer.

What is Guacamole AWS?

Guacamole is a browser based remote access tool that provides easy access to hosts in all your VPCs, across accounts and regions. Access to Windows desktops (RDP), Linux terminals (SSH) and Kubernetes Pods is supported. No client software needed, a modern browser is all you need.

How do you use Guacamole client?

14:4519:39Meet Guacamole, Your Remote Access Gateway - YouTubeYouTubeStart of suggested clipEnd of suggested clipAddress and the default vnc port is 5900. Then we'll fill in our username. And password. And then weMoreAddress and the default vnc port is 5900. Then we'll fill in our username. And password. And then we'll save then we'll go back to home and we should see our desktop under here.

What port does VNC run on?

5900The default port of VNC server is 5900. To reach the port through which a remote desktop will be accessible, sum the default port and the user's assigned display number.

What is a VNC client?

The VNC client (or viewer) is the program that represents the screen data originating from the server, receives updates from it, and presumably controls it by informing the server of collected local input.

What ports does Apache guacamole use?

The port the Guacamole proxy daemon (guacd) is listening on. If omitted, Guacamole will assume guacd is listening on port 4822. If set to “true”, Guacamole will require SSL/TLS encryption between the web application and guacd. By default, communication between the web application and guacd will be unencrypted.

How do you use Guacamole client?

14:4519:39Meet Guacamole, Your Remote Access Gateway - YouTubeYouTubeStart of suggested clipEnd of suggested clipAddress and the default vnc port is 5900. Then we'll fill in our username. And password. And then weMoreAddress and the default vnc port is 5900. Then we'll fill in our username. And password. And then we'll save then we'll go back to home and we should see our desktop under here.

Can you install Apache Guacamole on Windows?

It also supports VNC and telnet (for all you who like to end up on Shodan). The absolutely awesome aspect of Guacamole is that it can broker authentication between you and a Windows system without requiring any plugins client-side. It's all done via HTML5!

Where is user mapping XML Guacamole?

guacamole directory - it will get the user-mapping file from the location specified in guacamole. properties (ie. /etc/guacamoleuser-mapping. xml). You should only need the lib and extension directories if you are using database authentication, so you can ignore those.

Where is Guacd conf?

/etc/guacamole/guacd. conf is the configuration file for the Guacamole proxy daemon used by the Guacamole web application and framework, guacd. Use of this file is entirely optional, and all of its options can be specified from the command line when running guacd. If you provide both the guacd.

How does Guacamole work?

Guacamole is a remote desktop gateway. The Open Source tool is developed under the Apache license and uses standard protocols like VNC (Virtual Network Computing), Microsoft’s RDP (Remote Desktop Protocol), and SSH (Secure Shell). All you need to access your desktop is a web browser that supports HTML5, e.g.

Guacamole at Univention

We use Guacamole in our own projects at Univention, especially with AWS CloudFormation in our pre-configured demo environments. That way we can access Windows server systems via RDP, without having to configure port forwarding in the UCS system or open ports in customers’ firewalls – potential security risks we like to avoid.

Further information on Guacamole

If you encounter problems setting up or using Guacamole, we recommend having a look at the Guacamole FAQ. Our community is also happy to answer questions you may have. If you have any questions about your support coverage, please contact your Univention representative.

Installing Guacamole Server in Ubuntu

1. Before installing guacamole, you will need to take care of its dependencies first.

Installing Guacamole Client in Ubuntu

After completing the above steps, the guacamole server will have been installed.

Launching the Guacamole Web Interface

8. To access the Guacamole web interface, launch a browser and point it to http://server:8080/guacamole where the server is the hostname or IP address of your server (in our case it is http://192.168.0.100:8080/guacamole) and log in with the credentials given earlier (username: tecmint, password: tecmint01 ):

Summary

In this article, we have explained how to install and configure Guacamole to allow access to remote machines over RDP and SSH. The official website provides extensive documentation to help you set up access using other protocols, such as VNC and other authentication mechanisms, such as DB-based…

Chapter 16. Using Guacamole

Guacamole provides access to much of the functionality of a desktop from within your web browser.

Home screen

Once you have successfully logged in, you will be taken to either the Guacamole home screen, where all available connections are listed, or directly to a connection, if you only have access to one connection.

Client screen

Once you open a connection, you will see a real-time view of the remote display. You can interact with this display just as you would your normal desktop. Your mouse and keyboard will function as if they were connected directly to the remote machine.

Disconnecting and navigation

When you are done using the current connection, or you wish to navigate elsewhere temporarily, options to do so are within the user menu inside the Guacamole menu:

Sharing the connection

If the Guacamole server is configured to allow connection sharing, and you have been granted permission to share the current connection, an additional "Share" menu will appear next to your username in the Guacamole menu. Clicking on this menu opens a list of options for sharing the current connection.

Transferring files

You can transfer files back and forth between your local computer and the remote desktop if it is supported by the underlying protocol and enabled on the connection. Currently, Guacamole supports file transfer for VNC, RDP, and SSH, using either the native file transfer support of the protocol or SFTP.

On-screen keyboard

Certain key combinations are impossible to press within a web application like Guacamole because they are reserved by the operating system ( Ctrl + Alt + Del or Alt + Tab, for example) or by the web browser.

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