Computer Glossary, Computer Terms - Technology Definitions and Cheat Sheets from - The Tech Dictionary and IT Encyclopedia

Find a Tech Definition


Browse By Topic

Word of the Day

Get the Word of the Day via...

port mirroring (roving analysis port)

Port mirroring is an approach to monitoring network traffic that involves forwarding a copy of each packet from one network switch port to another. More

Quote of the Day

"Port mirroring is a generic term; the various switch manufacturers each have their own names for the technology. For example, Cisco calls port monitoring SPAN, which stands for Switched Port Analyzer." -- Brien Posey

  • Test Yourself

    What do you call a group of programmers who are hired to expose security holes in new software?
    a. a tiger team
    b. a skunk works

  • Buzzword Alert

    API economy

    An organization can profit economically from an API by exposing features for use within a free application or by sharing content through a third party application.

Essential Knowledge on IT management

Big data ethics: Why the CIO needs to get involved

At a recent Harvard University event, academics and industry professionals shined a light on the ethical challenges in big data's near future.