Glossary

Glossary of terms related to Microsoft Exchange and Mobile Messaging

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O

Offline

Microsoft Outlook and Entourage can operate in an offline, or unconnected, mode when an internet connection or the Exchange Server is unavailable. Users can open, read and write email messages and modify calendar events and contacts. Changes are synchronized with Exchange when the client reconnects.

OOO

See Out of Office

Open Source

The term open source is a broad term that refers to a number of specific Voice Over Internet Protocol. The common feature between open source licenses is that they require any changes or modifications to the software to be distributed and shared at no cost. Some open source software allows others to sell the software, while other licenses restrict the sale of software.

Open Source Software

Open source software is software distributed under one of the available open source licenses.

Operating System

An operating system is the software that provides the basic user interface, peripheral connectivity and core functionality for a computing device. Popular operating systems for computers are Microsoft Windows, Mac OS X, and Linux. Popular operating systems for mobile devices are Windows Mobile, Blackberry OS, Symbian, Google Android, and iPhone OS.

Organizer

See Digital Organizer

OS X

Pronounced "OS ten", OS X is the standard operating system for Macintosh computers. First released in 2001, OS X is based on the BSD UNIX operating system with substantial layers of functionality which make it easy for end users to work with. Originally released as Mac OS 10.0, the current version is OS 10.5, code named Leopard. OS 10.6 is expected to be released in September of 2009.

Out of Office

An Out of Office message is an automatic response sent to people who send you messages, sending them a message you have created in advance. Typically this includes the dates you will be away and an alternate contact method or person to reach while you are away.

Outlook

Outlook is the desktop email client offered by Microsoft for power and business users. It can manage multiple email accounts including Pop3 and IMAP. Outlook is most powerful when paired with a Microsoft Exchange server account. Outlook 2007 is the current version of the software.

Outlook Web Access

Outlook Web Access provides users of Microsoft Exchange with a Webmail interface for checking messages when a user does not have access to their desktop client, or mobile phone access. Available with Exchange 2007, OWA is designed to work with Internet Explorer, providing users with access to their contacts list and calendars. Users accessing Outlook Web Access via Firefox or another non-Microsoft browser have most of the functionality, the main missing feature being access to email folders.

OWA

See Outlook Web Access