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CentOS 7

How to Install Nginx on CentOS 7
May 12, 2024 375 81 minutes ago

To install on CentOS 7, follow the steps below.Step 1 : Update:sudo yum update Step 2 : Install Nginx:sudo yum install nginx Step 3 : Check Nginx version:nginx -v Step 4 : Enable and start Nginx service:sudo systemctl enable nginx --now Step 5 : Step 5: Check Nginx status:sudo systemctl status nginx Step 6 : Adjust Firewall:sudo firewall-cmd --permanent --add-service=http sudo firewall-cmd --permanent --add-service=https Step 7 : Reload Firewall:sudo firewall-cmd --reload Step 8 : Create a confi

How to Install Let's Encrypt SSL in Apache on CentOS 7
Apr 04, 2024 1.3k 103 minutes ago

To install Let's Encrypt SSL on Apache running on CentOS 7.Step 1 : Ensure the domain has DNS records set up to verify ownership.Step 2 : Update your CentOS 7 system:sudo yum update Step 3 : Install Certbot and python-certbot-apache:sudo yum install certbot python-certbot-apache Step 4 : Create a configuration file for your domain (example.devtutorial.io) and add the configuration:sudo nano /etc/httpd/conf.d/example.devtutorial.io.conf Inside the file, add the following configuration:<Virtual

How To Install WordPress with LAMP on CentOS 7
Apr 04, 2024 1.3k 101 minutes ago

To install WordPress with LAMP on CentOS 7, follow the steps below:Step 1 : Install LAMP StackIf you haven't installed LAMP (Linux, Apache, MySQL, PHP) yet, you can follow this guide: CentOS 7 Guides.Step 2 : Login to MySQL and create a new user and database for WordPress:mysql -u root -p CREATE DATABASE wordpress; CREATE USER 'wordpressuser'@'localhost' IDENTIFIED BY 'password'; GRANT ALL PRIVILEGES ON wordpress.* TO 'wordpressuser'@'localhost'; FLUSH PRIVILEGES; EXIT; Step 3 : Download and Ins

How To Install phpMyAdmin With Apache on CentOS 7
Apr 04, 2024 1.3k 77 minutes ago

To install phpMyAdmin with Apache on CentOS 7, follow the steps below:Step 1 : Begin by updating the system's package index:sudo yum update Step 2 : Install phpMyAdmin using the following command:sudo yum install phpmyadmin Step 3 : Open the phpMyAdmin configuration file using a text editor:sudo nano /etc/httpd/conf.d/phpMyAdmin.conf Add the line Require all granted within the <Directory> block. It should look like this:Require all granted Step 4 : Restart the Apache service for the change

How To Install MariaDB on CentOS 7
Apr 04, 2024 1.3k 77 minutes ago

To install MariaDB on CentOS 7, follow the steps below:Step 1 : Begin by updating the system's package index:sudo yum update Step 2 : Install MariaDB server using the following command:sudo yum install mariadb-server Step 3 : Start the MariaDB service and enable it to start on boot:sudo systemctl start mariadb sudo systemctl enable mariadb Step 4 : Run the following command to secure your MariaDB installation:sudo mysql_secure_installation Follow these prompts:- Enter the root password (leave bl

How to Install PHP 8.2 for Apache on CentOS 7
Apr 03, 2024 1.3k 76 minutes ago

To install PHP 8.2 for Apache on CentOS 7, follow the steps below.Step 1 : Ensure your system is up to date by running:sudo yum update Step 2 : Import the Remi repository for PHP:sudo yum install yum-utils sudo yum install https://rpms.remirepo.net/enterprise/remi-release-7.rpm Step 3 : Enable the PHP 8.2 repository:sudo yum-config-manager --enable remi-php82 Step 4 : Install PHP Coresudo yum install -y php Step 5 : Install PHP Extensionssudo yum install install -y php-{mysqlnd,curl,gd,mcrypt,js

How to set up Apache Virtual Host on CentOS 7
Apr 03, 2024 1.3k 76 minutes ago

To set up Apache Virtual Host on CentOS 7, follow the steps below.Step 1 : Ensure your system is up to date by running:sudo yum update Step 2 : If Apache is not already installed, install it using the following command:sudo yum install httpd Step 3 : Create a directory to store your website files:sudo mkdir /var/www/example.com Step 4 : Create a simple index.html file for testing purposes:sudo echo "Welcome to your Virtual Host" | sudo tee /var/www/example.com/index.html Step 5 : Set appropriate

How to Install and Configure Apache on CentOS 7
Apr 03, 2024 1.3k 72 minutes ago

To install and configure Apache on CentOS 7, follow the steps below.Step 1 : First, ensure your system is up to date by running:sudo yum update Step 2 : Install Apache using the following command:sudo yum install httpd Step 3 : If you're using the firewall, allow Apache traffic by running:sudo firewall-cmd --add-service=http --permanent sudo firewall-cmd --add-service=https --permanent Step 4 : Reload the firewall to apply the changes:sudo firewall-cmd --reload Step 5 : Start Apache and enable i

How to Create a Swap File on CentOS 7
Apr 01, 2024 1.4k 72 minutes ago

To create a swap file on CentOS 7, follow these steps:Step 1 : Check current memory usagefree -m Step 2 : Check disk spacedf -h Step 3 : Allocate space for the swap file (replace 2048 (2G) with desired size)sudo dd if=/dev/zero of=/swapfile count=2048 bs=1MiB Step 4 : Set appropriate permissionssudo chmod 600 /swapfile Step 5 : Set up swap spacesudo mkswap /swapfile Step 6 : Enable the swap filesudo swapon /swapfile Step 7 : Verify swap is activesudo swapon --show Step 8 : Make the swap file per

How to Set or Change Hostname on CentOS 7
Apr 01, 2024 1.4k 72 minutes ago

To change hostname on CentOS 7, follow these steps:Step 1 : Check current hostnamehostname Step 2 : Set new hostnamesudo hostnamectl set-hostname server-01 Step 3 : Verify the changehostname Step 4 : Update /etc/hosts with the new hostnamesudo nano /etc/hosts Add or modify the line:127.0.0.1 server-01 Step 5 : Reboot your systemsudo reboot Congratulations! You have successfully set or changed the hostname on CentOS 7.

How to Enable SSH Password Login on CentOS 7
Apr 01, 2024 1.4k 116 minutes ago

To enable SSH password login on CentOS 7, follow these steps:Step 1 : Open sshd_configsudo nano /etc/ssh/sshd_config Step 2 : Edit PasswordAuthentication to yesPasswordAuthentication yes Step 3 : Restart SSH servicesudo systemctl restart sshd Step 4 : Test Connectionssh username@your_server_ip Congratulations! You have successfully enabled SSH password login on CentOS 7.

How to Enable Root Login Via SSH on CentOS 7
Apr 01, 2024 1.4k 114 minutes ago

To enable root login via SSH on CentOS 7, follow these steps:Step 1 : Check SSH statussudo systemctl status sshd Step 2 : Edit sshd_configsudo nano /etc/ssh/sshd_config Step 3 : Uncomment and set PermitRootLogin to yesPermitRootLogin yes Step 4 : If you want to login using a password, edit PasswordAuthentication to yesPasswordAuthentication yes Step 5 : Set root password if not already activepasswd root Step 6 : Restart SSH servicesudo systemctl restart sshd Step 7 : Test Connectionssh root@your

How to Manage Network interfaces on CentOS 7
Mar 31, 2024 1.4k 114 minutes ago

To manage network interfaces on CentOS 7, follow these steps:Use ipStep 1 : Show detailed information about network interfaces.ip addr show Step 2 : Alternatively, you can use a shorter version of the command.ip a Step 3 : To bring down and up a specific interface (e.g., enp0s3), use:sudo ip link set enp0s3 down sudo ip link set enp0s3 up Use ifconfigStep 4 : Display information about network interfaces.ifconfig Step 5 : To bring down and up a specific interface (e.g., enp0s3), use:sudo ifconfig

How to Configure SELinux on CentOS 7
Mar 30, 2024 1.4k 114 minutes ago

To configure SELinux on CentOS 7, follow the steps below:Step 1 : By default, SELinux is enabled. You can check its status using the following command:getenforce Step 2 : You can also check the SELinux configuration using:sestatus Step 3 : SELinux has three modes: Enforcing, Permissive, and Disabled.- Enforcing: SELinux security policy is enforced.- Permissive: SELinux does not enforce security policy but logs actions that would be denied in enforcing mode.- Disabled: SELinux is completely disab

How To Install FirewallD on CentOS 7
Mar 30, 2024 1.4k 111 minutes ago

To install FirewallD on CentOS 7, follow the steps below.Step 1 : Update your system:sudo yum update Step 2 : If FirewallD is not already installed, install it:sudo yum install firewalld Step 3 : Start the FirewallD service:sudo systemctl start firewalld Step 4 : Enable FirewallD to start on boot:sudo systemctl enable firewalld Step 5 : Check the status of FirewallD:sudo systemctl status firewalld Step 6 : Basic FirewallD Configuration (e.g., allowing ports 80 and 443):sudo firewall-cmd --zone=p