RADVISION术语表

Glossary (W)

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WAN (WIDE AREA NETWORK )
A communication network spread over a wide geographical area.

WAP
An open international standard for applications that use wireless communication to enable access to the Internet from a mobile phone or PDA.

W-CDMA (WIDEBAND CODE DIVISION MULTIPLE ACCESS)
A type of 3G cellular network. A wideband spread-spectrum 3G mobile telecommunication air interface that utilizes code division multiple access (or CDMA the general multiplexing scheme, not to be confused with CDMA the standard).

WHITEBOARD
A term used to describe the placement of shared documents on an on-screen "shared notebook.”
See also Document Sharing

WIBRO (WIRELESS BROADBAND)
A wireless broadband internet technology being developed by the Korean telecoms industry.

WIMAX (WORLDWIDE INTEROPERABILITY FOR MICROWAVE ACCESS)
Defined to promote conformance and interoperability of the IEEE 802.16 standard. The Forum describes WiMAX as “a standards-based technology enabling the delivery of last mile wireless broadband access as an alternative to cable and DSL.”

WNSRP (WINDOWS NUMBERED SIMPLE RETRANSMISSION PROTOCOL)
A standardized call setup reduction solution for real-time 3G multimedia services, supported by major operators, handset manufacturers, and suppliers.

WILDCARD DIGIT MANIPULATION
A mechanism which enables a Gatekeeper to manipulate an incoming call source number before searching for the destination endpoint.