web hosting reviews

Web Hosting Glossary :

The following glossary defines 278 terms related to web hosting.  
Please do not reproduce without permission.
Use the form at the bottom of this page to submit new terms you'd like to see defined here.

0 3 4 A B C D E F G H I J K L M N [ O ] P R S T U V W X Z

Terms Letter: O


OC-1, OC-3, OC-12, OC-24, OC-48
Optical Carrier transmission speeds, used in fiber optic networks conforming to SONET standard. OC-1 is 51.85 Mbps. Higher levels are multiples of that speed.

ODBC
Open DataBase Connectivity - A Microsoft standard for accessing different database systems from Windows, for instance Oracle or SQL

Offline
When you are not Online :). In other words when your computer is not connected to the internet.

Online
When your computer is connected to the Internet or a network and communicates with other computers.

Open relay
A SMTP server that allows sending email messages without the need of any kind of authorization. It is a SPAMmers heaven.

Operating system
Sometimes abbreviated as "OS", the program that manages all the other programs in a computer. UNIX, Windows XP, Linux, Free BSD, and MAC OS/X are all examples of operating systems.

OSI
Open Systems Interconnection. The OSI Reference Model is a seven-layer network architecture model of data communication protocols developed by ISO and ITU

Suggest a term for our Glossary:

Web hosting companies A-Z:
All web hosting companies

About - Terms of Use - Privacy Policy -
Web Hosting Reviews