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Docker Install Ubuntu Script

December 26, 2022arstech Leave a Comment
Docker Install Ubuntu Script

Docker Installation Ubuntu Shell Script To automatically install Docker on Ubuntu run: Or create a new file setup.sh with below given code and run it: GitHub     If you like what you are reading, please: Buy me a coffee

Linux, Ubuntu Docker, script

WireGuard VPN Setup Guide

December 21, 2022arstech Leave a Comment
WireGuard VPN Setup Guide

In this WireGuard VPN Setup Guide you will learn how to setup WireGuard VPN on Ubuntu/Debian step by step. Install WireGuard in Server and Client side in 10 minutes. WireGuard is fast and modern VPN that utilizes state-of-the-art cryptography. It… Continue Reading →

Linux, Ubuntu VPN, Wireguard, Wireguard VPN

How To Install IPtables On CentOS 8/7 RHEL 8/7

August 24, 2022arstech Leave a Comment
How To Install IPtables On CentOS 8/7

In this article, you will learn How To Install IPtables On CentOS 8/7 RHEL 8/7. FirewallD provides a dynamically managed firewall with support for network/firewall zones that define the trust level of network connections or interfaces. Starting from CentOS 7,… Continue Reading →

CentOS, Linux centos, iptables, RHEL

[SOLVED] Error: Failed to download metadata for repo ‘appstream’ – CentOS 8

August 23, 2022arstech Leave a Comment
Error Failed to download metadata for repo appstream

In this article you will learn how to fix Error: Failed to download metadata for repo ‘appstream’: Cannot prepare internal mirrorlist: No URLs in mirrorlist. If you try update CentOS 8 with dnf update or yum update commands you will… Continue Reading →

CentOS, Linux CentOS 8, DNF, yum

IPTables Configuration Example Script

July 14, 2022arstech Leave a Comment
IPTables Configuration Example Script

Here is basic IPTables Configuration Example Shell Script. This IPTables basic rules will configure IPTables to open HTTP/HTTPS, PING for whole world, and SSH for your IP. Blocks everything else. GitHub Install iptables persistent package To make IPTables rules persistent… Continue Reading →

Linux, Ubuntu iptables, script, shell

Script To Delete Log Files in Linux

May 19, 2022arstech Leave a Comment
cron job to script delete log files

In this article I will show very basic shell Script to Delete Log Files in Linux and schedule logs deletion using a cron. Linux Log Files The Linux operating system and running applications constantly generate various types of messages that… Continue Reading →

Linux log, logs, script

[SOLVED] How to fix error: GPT PMBR size mismatch

April 21, 2022arstech Leave a Comment
GPT PMBR size mismatch

In this article you will learn how to fix the Linux error: GPT PMBR size mismatch will be corrected by write after executing fdisk command. The problem can happen when the partition table was set up for a smaller disk… Continue Reading →

CentOS, Linux, Ubuntu fdisk, Linux, parted, Ubuntu

How To Resize Linux Partition Using Command Line

April 21, 2022arstech Leave a Comment
Resize Linux Partition Command Line

In this article you will learn how to resize Linux partition from Command Line on virtual machine (VMware, Proxmox, AWS, ..). Đ¢his example is applicable for increase only for NON LVM partitions. In our example we will use Debian, but… Continue Reading →

CentOS, Linux, Ubuntu centos, fdisk, Linux, resize2fs, Ubuntu

[SOLVED] Install PHP 7/8 On Amazon Linux 2

February 1, 2022arstech Leave a Comment
Install PHP 7 On Amazon Linux 2

By default AWS Amazon Linux 2 will install PHP 5.4 if you run: yum install php. In this article you will learn how to Install PHP 7.4 On Amazon Linux 2 step by step. Also how to install PHP 8.0… Continue Reading →

Linux Amazon, Amazon Linux, AWS, Linux 2, PHP

How To Find Text In a File In Linux

January 20, 2022arstech Leave a Comment
Find Text In a File In Linux

In this article I will show how to find text in a file in Linux using grep command. Grep searches for patterns in each file. Patterns is one or patterns separated by newline characters, and grep prints each line that… Continue Reading →

Linux find, grep, pattern, search

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