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When making an SSH connection on Linux, after a few minutes of inactivity, the connection is lost. In this tutorial, we’ll teach you how to keep an SSH connection alive on Linux. We will edit the “/etc/ssh/ssh_config” file : Then simply “uncomment” or add the following lines: Restart the SSH Client:
Some Windows administrators often change the default RDP port (3389) to another port in order to prevent brute force attacks. How do I change the default RDP port (3389)? Before changing the default Remote Desktop Procol (RDP) port 3389, it is important that the new port you are going to put in IS OPEN IN
Some applications, such as ConfigServer Security & Firewall (csf), need to know which IPs are used by CloudFlare, thus preventing our server from blocking CloudFlare. Below are two lists containing CloudFlare’s IPv4 and IPv6 ranges. IPv4 list: 103.21.244.0/22 103.22.200.0/22 103.31.4.0/22 104.16.0.0/12 108.162.192.0/18 131.0.72.0/22 141.101.64.0/18 162.158.0.0/15 172.64.0.0/13 173.245.48.0/20 188.114.96.0/20 190.93.240.0/20 197.234.240.0/22 198.41.128.0/17 https://www.cloudflare.com/ips-v4 IPv6 list: 2400:cb00::/32
Installing PHP 5.6 on Ubuntu 14.x, Ubuntu 16.x and Ubuntu 17.x has become easy, thanks to the ondrej/php repository (https://launchpad.net/~ondrej). How to install PHP 5.6 on Ubuntu 14.x, Ubuntu 16.x and Ubuntu 17.x ? To install PHP 5.6, simply execute the following sequence of commands: apt-get install python-software-properties add-apt-repository ppa:ondrej/php apt-get update apt-get install php5.6
