American Standard Code for Information Interchange (ASCII) A system of characters used by most computers, composed of letters, numbers, punctuation, and special symbols.
central processing unit (CPU) The hardware in a computer that actually executes computing instructions.
channel service unit/data service unit (CSU/DSU) A digital interface that connects a data line such as a T1 or T3 line to a router.
DIY Short for “do it yourself.”
driver Software used to provide an interface between an operating system and a particular hardware component in a computer.
dynamic DNS A method by which dynamic IP addresses can be assigned to a static domain name with DNS records updated automatically by software. Frequently used to provide ...