Network printers

By tradition in Unix most services come with networking capabilities. This includes the printing server. You don’t need to get third party software to make…

Who owns this port

Several utilities exist to check which ports are open, who is connected to your system and even what process owns a port number. First a…

Names and name servers

Internet hostnames and domains are resolved using the Domain Name System (DNS) using Name Servers (NS). These name servers are usually hosted by your Internet…