Remote-access Guide

how to remote access to ubuntu 18.04

by Helmer Williamson Published 2 years ago Updated 1 year ago
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Configure remote access for MongoDB on Ubuntu 18.04

  1. Adjusting the Firewall Make sure to enable a UFW firewall on the server. If you wish to use MongoDB locally with the...
  2. Configuring a Public bindIP In order to allow the remote connections, the MongoDB configuration file — /etc/mongod.
  3. Testing Remote Connectivity

Select the VNC protocol from the drop down menu and enter the Ubuntu remote desktop system's host name or the IP address. Hit ENTER to start a quick remote desktop connection. Alternatively, hit the + button and see below on how to set more options for your remote desktop connection.May 27, 2020

Full Answer

How do I allow remote connections in MongoDB?

This means that MongoDB is only able to accept connections that originate on the server where it’s installed. To allow remote connections, you must edit the MongoDB configuration file — /etc/mongod.conf — to additionally bind MongoDB to your server’s publicly-routable IP address.

How do I set up a VNC connection in Ubuntu?

Select “New Connection” from the “File” menu. The “Properties” dialog appears. Type the IP address or network name of the remote Ubuntu server in the “VNC Server” field. In the “Name” field, type a name for this connection, so you recognize which remote computer it connects to.

How do I connect to Ubuntu from another computer?

If you want to connect remotely, we recommend setting up a virtual private network (VPN) server on the network with the remote Ubuntu system. Connect to the VPN from the internet, and then connect to the VNC system through the VPN. This avoids exposing the VNC server directly to the network.

How do I connect to a remote computer?

Hit Enter on your keyboard and the connection will be made. If you've configured the connection to require a password, you'll be prompted to enter it. If you've configured the connection to ask for access, a notification will popup on the remote machine, asking the user to allow the connection.

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How do I connect to Ubuntu remotely?

Open your VNC client app (sometimes called the viewer) and enter the IP address of your Ubuntu computer that you recorded earlier. Click "Connect". If you set up a password for screen sharing in an earlier step, you'll be asked for it now. Enter the password to remotely operate your Ubuntu computer.

How do I remote into a Windows machine from Ubuntu?

Use the search box to search for remote keyword and click on the Open button. Move to Windows 10 host and open the Remote Desktop Connection client. Enter the Ubuntu's remote desktop share IP address or hostname. Optionally, allow the Windows 10 to save your credentials.

How do I log into Ubuntu from Windows Server?

Connect to a Windows PC from Ubuntu using Remote Desktop ConnectionStep 1: Enable Remote Desktop Connections on your Windows PC.Step 2: Launch the Remmina Remote Desktop Client.Step 3: Configure and establish the Ubuntu remote desktop session to Windows.Do you use Ubuntu to remote control Windows PCs?

How do you remote connect to Linux from Windows?

Connect to Linux Remotely Using SSH in PuTTYSelect Session > Host Name.Input the Linux computer's network name, or enter the IP address you noted earlier.Select SSH, then Open.When prompted to accept the certificate for the connection, do so.Enter the username and password to sign in to your Linux device.

How do I RDP from Linux to Windows 10?

Connecting to Windows 10 from Linux over Remote DesktopName for the remote desktop.Group if the option is available.Protocol – this is important, make sure you choose the RDP – Remote Desktop Protocol when connecting to Windows. If you are using a machine with VNC installed and configured, you can use that option.

What is the difference between VNC and RDP?

Both protocols provide access to remote desktops for quick and easy remote working and troubleshooting. The main difference is that RDP is a virtual session and VNC captures the physical display; you see exactly what the remote user sees.

Can you use RDP on Linux?

The “RDP” Method The simplest option to enable remote connections to Linux desktops is by using the remote access tool built directly into the Windows OS: Remote Desktop Protocol (RDP).

How do I use SSH on Windows?

You can start an SSH session in your command prompt by executing ssh user@machine and you will be prompted to enter your password. You can create a Windows Terminal profile that does this on startup by adding the commandline setting to a profile in your settings. json file inside the list of profile objects.

How to find my IP address on Ubuntu?

The easiest way to do this is type “my ip” into the Google search bar on the remote Ubuntu computer and then press Enter.

How to share screen on remote host?

How to Enable Screen Sharing on the Remote Host. These are the settings you make on the remote Ubuntu computer you’re going to connect to. On the system menu, click the Settings icon. In the “Settings” dialog, click “Sharing” in the side panel, and then click the “Sharing” toggle On. Click “Off” next to the “Screen Sharing” option, ...

What is screen sharing in Ubuntu?

Ubuntu’s Built-In “Screen Sharing” Is a VNC Server. When you make an SSH connection to a remote Ubuntu Linux computer, you get a terminal window interface. That’s perfectly fine for many tasks, such as system administration, and it has the advantage of being a lightweight connection.

What is port forwarding in Ubuntu?

So, the router on the remote network must be configured to forward VNC connection requests to the Ubuntu PC. This is a networking technique called port forwarding.

Is Ubuntu a GNOME?

Although this article concentrates on Ubuntu, this is really a GNOME thing. It works equally well on any other Linux that has a GNOME version of their distribution. Manjaro and Fedora, for example, have the same options and settings described below. We went through this process with Ubuntu 18.04 LTS.

Does Ubuntu need to be running?

The client computer that’s going to connect to our Ubuntu computer doesn’t have to be running Ubuntu. As we’ll see when we configure a Windows client, it doesn’t even have to be running Linux.

Can you access Ubuntu remotely?

If you need to access an Ubuntu computer remotely, you now have an easy way to do so. As a bonus feature, RealVNC also has a free app for Android smartphones and iPhones. You can set it up by following the same steps above.

How to allow remote connections to MongoDB?

To allow remote connections, you must edit the MongoDB configuration file — /etc/mongod.conf — to additionally bind MongoDB to your server’s publicly-routable IP address. This way, your MongoDB installation will be able to listen to connections made to your MongoDB server from remote machines.

How to check MongoDB port?

Start by checking which port your MongoDB installation is listening on with the lsof command. This command typically returns a list with every open file in a system, but when combined with the -i option, it lists only network-related files or data streams.

What is the nc option in MongoDB?

Then run the following nc command, which includes the -z option. This limits nc to only scan for a listening daemon on the target server without sending it any data. Recall from the prerequisite installation tutorial that MongoDB is running as a service daemon, making this option useful for testing connectivity. It also includes the v option which increases the command’s verbosity, causing netcat to return some output which it otherwise wouldn’t.

What is MongoDB?

Introduction. MongoDB, also known as Mongo, is an open-source document database used commonly in modern web applications. By default, it only allows connections that originate on the same server where it’s installed.

Can you connect to MongoDB on a remote server?

Assuming you have a compatible version of the mongo shell installed on your remote server, you can at this point connect directly to the MongoDB instance installed on the host server.

Can MongoDB accept remote connections?

Following that, your MongoDB installation will be able to accept remote connections from whatever machines you’ve allowed to access port 27017. As a final step, you can test whether the trusted remote server you allowed through the firewall in Step 1 can reach the MongoDB instance running on your server.

Can MongoDB be accessed from another server?

In most cases, MongoDB should only be accessed from certain trusted locations, such as another server hosting an application. One way to configure this is to run the following command on your MongoDB server, which opens up access on MongoDB’s default port while explicitly only allowing the IP address of the other trusted server.

How to use MongoDB on Ubuntu 18.04?

Before getting into the procedure, make sure that you have a server running Ubuntu 18.04, MongoDB installed on your server, another computer from which you’ll access your MongoDB instance. 1. Adjusting the Firewall. Make sure to enable a UFW firewall on the server. If you wish to use MongoDB locally with the applications running on the same server, ...

How to allow remote connections to MongoDB?

In order to allow the remote connections, the MongoDB configuration file — /etc/mongod.conf must be edited. So that it additionally bind MongoDB to your server’s publicly-routable IP address. This will let your MongoDB installation be able to listen to connections made to your MongoDB server from remote machines.

What is the nc command in MongoDB?

You can use nc command to test that the trusted remote server is able to connect to the MongoDB instance. nc is hort form of netcat. For that, login to the server by running the below command. Then run the below nc command.

What port is MongoDB listening to?

Here is an example output that shows that the MongoDB process is listening for connections on its default port, 27017.

What is MongoDB?

MongoDB is a free and open-source NoSQL document database. It is also known as Mongo which is mainly used in modern web applications.

Can you access MongoDB from another machine?

Moreover, if you wish to access the MongoDB from another machine then run this command with the new machine’s IP address in place of trusted_server_ip

Can MongoDB accept connections?

This confirms that your MongoDB server can accept connections from the trusted server.

Introduction

Postgres is a powerful relational database management system, it can handle large workloads from a single machine to that of a data center. It is highly scalable and widely popular. In this article, we will be learning how to set up a remote Postgres database server to use for your projects.

Installing Postgres

In this step, you will be installing Postgres on your server. The first thing to do is SSH into your server by running:

Create user

In this step, you will be creating a new user that will be used to access your Postgres database remotely. To create a new user, exit the Postgres shell by executing:

Allow remote access

In this step, we will look at how to configure Postgres to accept external connections. To begin, open the configuration file with your preferred editor:

Connect to Postgres remotely

In this step, you will be connecting to your server from an external machine. Connect to the remote Postgres database by running:

Conclusion

We have seen how to configure a Postgres database server for remote access. With this knowledge, you can set up a database server for your next project. In production, there are some security measures you will have to keep in mind.

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Prerequisites

  • To complete this tutorial, you’ll need: 1. A server running Ubuntu 18.04. This server should have a non-root administrative user and a firewall configured with UFW. Set this up by following our initial server setup guide for Ubuntu 18.04. 2. MongoDB installed on your server. This tutorial assumes that you have MongoDB 4.4 or newer installed. You ca...
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Step 1 — Adjusting The Firewall

  • Assuming you followed the prerequisite initial server setup tutorial and enabled a UFW firewall on your server, your MongoDB installation will be inaccessible from the internet. If you intend to use MongoDB only locally with applications running on the same server, this is the recommended and secure setting. However, if you would like to be able to connect to your MongoDB server from a r…
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Step 2 — Configuring A Public Bindip

  • At this point, even though the port is open, MongoDB is currently bound to 127.0.0.1, the local loopback network interface. This means that MongoDB is only able to accept connections that originate on the server where it’s installed. To allow remote connections, you must edit the MongoDB configuration file — /etc/mongod.conf— to additionally bind MongoDB to your server’…
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Step 3 — Testing Remote Connectivity

  • Now that you configured your MongoDB installation to listen for connections that originate on its publicly-routable IP address and granted your remote machine access through your server’s firewall to Mongo’s default port, you can test that the remote machine is able to connect. One way to test that your trusted remote server is able to connect to the MongoDB instance is to use the …
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Conclusion

  • You can now access your MongoDB installation from a remote server. At this point, you can manage your Mongo database remotely from the trusted server. Alternatively, you could configure an application to run on the trusted server and use the database remotely. If you haven’t configured an administrative user and enabled authentication, anyone who has access to your r…
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