Change swap file size in Virtualmin

If you follow to our Virtualmin Installation, the installation script set the Swap file size to 263M by default. If you wish to check your current swap file, run the "free -h" [root@panel ~]# free…

View open ports in Linux

What is Netstat? —  is a common command line TCP/IP networking utility available in most versions of Windows, Linux, UNIX and other operating systems. Netstat provides information and statistics about protocols in use and current TCP/IP…

SpamAssassin on Ubuntu 16

Today, let us try to setup SpamAssassin on Ubuntu 16.04.5 LTS. Just ensure you have access to root user via SSH. $ apt-get install spamassassin spamc Let us add a user for the spamd daemon. $…

Create a Sudo User on Ubuntu

Today, I will use Ubuntu 16.04.5 LTS for this example in creating a Sudo user. Just make sure you have access to your root user, via SSH.  adduser sudo-user Be sure to replace sudo-user with your desired…

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