Install Rsync CLI Tools

[root@testsvr01 ~]# yum install rsync -y

Move Files and Folder to Another Location using Rsync

[root@testsvr01 ~]# rsync -avzi  --delete --progress /opt/soruce_dir/ /opt/destination_dir/

Copy Files and Folder to Another Location using Rsync

[root@testsvr01 ~]# rsync -avzu --progress /opt/soruce_dir/ /opt/destination_dir/

[root@testsvr01 ~]# cat << EOF > /etc/ssh/sshd-banner #############################################################################

         ACCESS WARNING: THIS IS Learns to Win NETWORK
         *********************************************************

  Unauthorized access to this device or the attached networks is prohibited
  without express written permission. Violators will be prosecuted to the
  fullest extend of both civil and criminal law.

C:\Users\User> netsh wlan show profiles

Profiles on interface Wi-Fi:

Group policy profiles (read only)
---------------------------------
    <None>

User profiles
-------------
     All User Profile     : BSNL_FTTH
     All User Profile     : CISCO
     All User Profile     : Belkin

C:\Users\User>netsh wlan show profile name=BSNL_FTTH key=clear

Profile BSNL_FTTH on interface Wi-Fi:
=======================================================================

Node 14 installation
----------------------------------
[root@appsvr01]# curl -sL https://rpm.nodesource.com/setup_14.x | sudo bash -
[root@appsvr01]# yum install -y nodejs
[root@appsvr01]# node --version

----------------------------------

[root@appsvr01]# node --version
v14.21.1

[root@dbserver1 ~]# su postgres

bash-4.4$ psql -A -t -c "select version()"

PostgreSQL 12.12 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 8.5.0 20210514 (Red Hat 8.5.0-10), 64-bit

This step should have been completed upon the installation of RHEL 8.4, but if you haven’t, you can complete it with:

Update

# yum update

Now you are ready to install PHP 7.4 :

Check Available PHP Versions

# dnf module list php

Enable PHP 7.4 Module

# dnf module switch-to php:7.4

Install PHP and Dependancy Modules

# yum install php php-cli php-common

This step should have been completed upon the installation of Drupal 8 for getting PHPMailer function

Install Composer

# curl -sS https://getcomposer.org/installer | php

Move Composer binary to usr bin path

# mv composer.phar /usr/bin/composer

Check Composer Version

# composer --version

Go to Drupal root Directory and execute

To change the port for the SSH server, follow these steps:

• Log in to the server as root 
• Open the /etc/ssh/sshd_config file in your preferred text editor 
• Locate the following line: Port 22 and changed to New Port 2233
• Restart SSHD Service.

Use the following command for enabling additional SSH Port

sed -i 's/#Port 22/Port 22\nPort 2233/g' /etc/ssh/sshd_config

Firewall Configuration

This step should have been completed upon the installation of MySQL 5.7, but if you haven’t, you can complete it with:

System Updates

yum update

Install Repository

yum -y install yum localinstall https://dev.mysql.com/get/mysql57-community-release-el7-9.noarch.rpm

Now you are ready to install MySQL 5.7 with:

yum -y install mysql-community-server

Firewall Configuration