25 Firewall Software Iptables



Best Linux Apps for Chrome OS


It has been quite a few years since Google added Linux support on Chromebook.And now Linux has become a viable platform where you can use apps without anyperformance or stability issues. I personally use a lot of Linux apps on myChromebook so I can vouch for their reliability.I have already made a separate list of best Linux apps for Chromebook so youcan go through that if you want an exhaustive list of apps. Nevertheless, hereare some of the best Linux apps for Chrome OS that you must give a try.

Install programs – KDE Discover


Though the primary focus of Fedora seems to be Gnome Shell, the operatingsystem also has a robust KDE Plasma 5 version. Like Gnome, KDE comes with itsown easy to use software browsing app. If you’re new to Fedora’s KDE spin andwant to learn how to install programs from it, follow the step-by-stepinstructions below.Step 1: Launch the KDE Discover application. To do this, press the Windows keyon your keyboard and search for “Discover.” Launch the app with the shoppingbag icon.Step 2: When the KDE Discover software store finishes opening up on yourFedora PC, you’ll see a “Featured” page. Feel free to check out the suggestedapps. Or, if you need a particular application, click on the “applications”button on the left.Step 3: Selecting the “Applications” button in KDE Discover takes you to theapp browser area of the app. From here, you can browse for programs to installthrough the program categories. Or, use the search box to find a particularapp.Step 4: After finding a program you’d like to install in KDE Discover, clickon it with the mouse to be taken to the app’s info page. Then, locate the“Install” button and click on it to start the program installation process.Step 5: When KDE Discover finishes installing your app, you’ll see a “launch”button appear on the info page. Click it with the mouse to start it up.How to Install GNOME Software Center on Chrome OSWhen Google first launched Chrome OS on Chromebooks, it confused a lot ofpeople. Who was it for? What was the point of an OS that was only a webbrowser? Yet, Chrome OS, and thus Chromebooks did find their niche among themacs and windows. Quite like several other operating systems based on theLinux kernel. Chrome OS quickly grew but it still didn’t have apps that werepowerful enough to make its case. Therefore, Google went ahead and broughtAndroid apps to Chromebooks. While they’re fun, most of them aren’t reallyuseful on a laptop. In a win-win for all, Google is now bringing Linux appssupport to Chrome OS. You can already install the GNOME Software Center onChrome OS.

How to install GNOME Software Center on Chrome OS


Linux app support is currently in testing on Chrome OS and as such, is onlyavailable to those on the beta update channel. If you’ve made the move andinstalled Linux, you should have the Linux Terminal app installed on yourChrome OS. Launch the Terminal app from your app launcher.Once you have the Terminal opened, type, or copy and paste the command givenbelow and hit enter. sudo apt-get install gnome-software gnome-packagekitYou’ll then be informed that you’re about to install packages that will takeup additional space on your machine. Type Y and hit enter to proceed with theinstallation. You can now sit back because the installation is going to takesome time regardless of how fast your internet connection is. It will takelonger on slower internet connections though. When the installation doesfinish though you can find the software center in your app launcher.

How to Install and Use the Gnome Software Center on Chrome OS


Installing the Gnome Software Center is no different than installing any otherapp with apt. Type the following command and then hit Enter: sudo apt-get install gnome-software gnome-packagekitAgain, hit “Y” when prompted to install the software. It will download all thenecessary files to install the Software Center, which will then show up as“Software” in the app drawer.Linux apps are still very much in beta right now, so I couldn’t get theSoftware Center to load on my system fully. Instead, I got this:Still, I was able to search for applications and install from there, which isbetter than nothing. The experience may be different for you, of course.But the point remains: the Software Center is, for all intents and purposes, aGUI front-end for apt, which makes it even easier to install software.

25. Firewall Software – Iptables


* * *Iptables or Netfilter is the most popular and blazing fast open source CLI-based Linux firewall. Many system administrators prefer to use it for theirserver protection as it plays the first line of defense of a Linux serverprotection.Download IptablesResource Link: Top 10 Linux Firewall Software For Protecting Your Linux System

Installing Gnome Software Center


To install the Gnome Software Center, type this command, then press Enter:>> sudo apt-get install gnome-software gnome-packagekitWhen the Terminal asks if you want to continue, press the ‘Y’ key on yourkeyboard, then ‘Enter’ again. This command installs two packages – thesoftware center, and the tool that allows the software center to communicatewith the Debian system.Once it’s done downloading and installing everything, you should see a’Software’ app in the app drawer. Click on it to open the Gnome SoftwareCenter.You may also see a few other new items in the app drawer, like ‘Packages’ and’Package Updater.’ Don’t remove these or the Software Center will stopworking. If you accidentally delete these, just run the above command again.If all went well, the Software Center should open! You can look through thecategories from the home page, or click the magnifying glass icon at the topright to search for a certain app. Most applications available through theDebian repository are listed here. If you don’t see any apps, try rebootingyour Chromebook.

update your OS


sudo apt-get update && sudo apt-get upgrade In most case it is not needed. But, hey you should always keep your OS up todate. So, there’s that. If you jump into any issues, leave a comment below andI’ll try my best to sort it out for you.How To Install Software in Ubuntu Linux: A Complete Guide for NewbieBefore ten years ago, when I was new to the world of Ubuntu Linux, I was soconfused about many things about how to do this and that. Among all those, howto install software in Ubuntu Linux is one of them. As a beginner, you alsofaced this sort of problem, especially when there are many more optionsavailable for installing and removing software in Ubuntu Linux.In this roundup, I will show you some of the popular ways to install softwarein Ubuntu Linux. I will also try to cover how to remove the Ubuntu applicationfrom the system.

How To Install Software in Ubuntu Linux


* * *For making this tutorial, I am using Ubuntu Gnome Desktop Environment. Butthis tutorial is also applicable for other Ubuntu-based Linux distros likeElementary OS, Linux Mint, Linux Deepin, Peppermint, etc.

1. How To Install Software in Ubuntu Using Software Center


* * *If you have seen Google’s Play Store or Apple’s App Store, installing softwarefrom Ubuntu software center is much easier and familiar. Ubuntu Linux comeswith a default software center that lets you install various software. You cansearch for software by its name or various categories.Browse application in Ubuntu software centerYou can find Ubuntu software center by following “Show Applications >> SearchUbuntu software center.”Search Ubuntu software centerAfter getting into the software center, you will find all the software bynames, categories, editors pick, recommendations, etc. At the top right, thesearch option is there for searching for the desired application.Resource Link: Best Linux Software: Our Editorial List of Essential Linux AppsSearch option in Ubuntu software centerOnce you have found the desired software, click on it, which will take you tothe application description page with an install button. In this page, youwill get a short description and reviews of the software. Now it’s time to hitthe install button.Short app description with install button in Ubuntu software centerVoila! You have just learned how to install software in Ubuntu Linux via thesoftware center.Extra Important Tips: There are lots of application which are closed sourceproprietary software but does not come by default in the Ubuntu softwarecenter. That software only comes through enabling the Canonical Partnerrepository. In my tutorial on Best Things To Do After Installing Ubuntu, Ihave shown how to enable the Canonical partner repository to access moresoftware.To do so, search for software & update. In the other software tab, enables“Canonical Partners.”Enable Additional RepositoriesNow you know how to install software in Ubuntu Linux using the softwarecenter. How about uninstalling the software you have just installed. Removingsoftware from the Ubuntu software center is also very easy andstraightforward. In the software center, click on the install tab, and you cansee all the installed applications list with the removal option, click onremove, and it’s done.Remove software from the Ubuntu software center.

2. How To Install Software in Ubuntu Using .deb Files


* * *Installing software in Ubuntu using .deb files is very easy and similar to a.exe file in the Windows system. Many software providers offer theirapplications in a .deb file. You have to download the .deb file from thesoftware-specific vendor and double click on it, which will take you in theUbuntu software center with an option of install button.Google Chrome deb packageThere are many options available for .deb packages management. You can checkout my previous tutorial on all the Possible Ways to Install deb Packages inUbuntu Linux.

3. Install Software Using Flatpak


* * *Basically, there are a few universal package management for the Linuxenvironment, namely Snaps – created by Canonical, AppImage, and Flatpak fromFedora. All these software management systems provide a universal packageinstalling environment irrespective of what Linux distribution you are using.Flatpak is a universal framework for installing the software in Linux andbrings a cross-platform solution that means a single application built for allthe Linux distros.All the new versions of Ubuntu and Linux Mint come preinstalled with Flatpaksupport. But you need to install in on an older version if you want to useFlatpak.Enable Flatpak on Ubuntu and other Ubuntu derivativesThere is an official PPA for Ubuntu (version 17.10, 16.04, or older) toinstall Flatpak. Run the below command into the Terminal: sudo add-apt-repository ppa:alexlarsson/flatpak sudo apt update sudo apt install flatpakFor the latest Ubuntu version, run the below command only: sudo apt install flatpakFor more information, follow the official instruction.Flatpak application support in Software CenterThere are two ways to use the Flatpak software. One is using the Ubuntusoftware center, and another one is using the command-line interface. Command-line might be a bit difficult for the new users, but here I recommend you toenable Flatpak support for Gnome software center. Run the following command toinstall the Gnome software plugin: sudo apt install gnome-software-plugin-flatpakNow you can download the .flatpakref file format application from a software-specific website or visit FlatHub – Flatpak app store.flathub software storeFlatpak software installThis Gnome software plugin will allow you to open a .flatpakref file directlyin the Ubuntu software center and let you install or launch the application.

4. Install Software in Ubuntu Using Snap Packages


* * *Canonical has created Snaps for providing a cross-platform solution forinstalling applications on any Linux distributions. It’s a universal packagemanagement system that comes with all the dependencies and libraries thatsoftware is required to run on any Linux system.Install Snap Software Environment on UbuntuAll the latest Ubuntu and its derivatives are well supported Snaps packages bydefault. But you need to install Snaps environment for Ubuntu 16.04 and olderversion. Run the following command into the Terminal to install the Snappackage management environment: sudo apt install snapdNow you can install the software by using the Snaps command from the softwarewebsite. sudo snap install Or use the Ubuntu software center.Snaps application in Ubuntu software center

9. How To Install Software in Ubuntu Using dpkg


* * *Installing a deb package through dpkg is a bit for advanced users but the mostreliable one.To install a deb file, open the Terminal and run the following command: sudo dpkg -i .debExample: sudo dpkg -i google-chrome-stable_current_i386.deb * Resolve Dependency ErrorsRun the below command if you get any dependency errors. It will fix all theerrors. sudo apt-get install -fIf you want to uninstall a software, run the command into the Terminal. dpkg -r packagename.deb * To Reconfigure/Repair the deb installation. sudo dpkg-reconfigure packagename

Run Linux Terminal Shell on ChromeOS


Now, you will see the Command Terminal icon in the Application menu of the OS.Run it to issue the various commands to install updates and Linux packagesusing the popular Debina APT Package Manager.22 Best Linux Apps on Chromebook You Should UseIt has been more than 3 years since Project Crostini (Linux Support) wasannounced and now the majority of Chromebooks have Linux app support.Initially, Crostini was available only on Developer Mode, but thankfully, nowyou can install Linux apps in both normal mode and stable channel as well. Andin the last two years, Linux has improved by leaps and bounds and it’s almoststable to use.So, in this article, we bring you the 22 best Linux apps on Chromebook thatyou can comfortably use right now. We have included many helpful programs thatare otherwise not available through the Web or Android apps platform. Now withall that said, let’s go ahead and learn about Linux apps in detail.

Activating Linux Beta on Chromebooks


1. At the bottom right, select the time. 2. Select the Settings gear icon. 3. Under “Linux (Beta),” select Turn On. Your machine doesn’t support this feature if you don’t see the option. 4. Follow the on-screen steps. Setup time depends on your Internet speed. 5. Install the Gnome Software Center with the following code. $ sudo apt-get install gnome-software gnome-packagekitADVERTISEMENTSA terminal window will open indicating that you can now run Linux commandsespecially installing apps via the APT package manager and installing theGnome software center will enable you to install all the apps available in theDebian repo using a GUI.”

0 Comment

Leave a comment