Netgear Router WGR614v7 User Manual

54 Mbps Wireless Router WGR614v7 Reference Manual
Glossary-1
April 2006
Glossary
Use the list below to find definitions for technical terms used in this manual.
802.11 Standard 
802.11, or IEEE 802.11, is a type of radio technology used for wireless local area networks (WLANs). It is a 
standard that has been developed by the IEEE (Institute of Electrical and Electronic Engineers),  
http://standards.ieee.org. The IEEE is an international organization that develops standards for hundreds of 
electronic...

54 Mbps Wireless Router WGR614v7 Reference Manual
-2Glossary
April 2006
802.11e Standard 
802.11e is a proposed IEEE standard to define quality of service (QoS) mechanisms for wireless gear that 
gives support to bandwidth-sensitive applications such as voice and video.
802.11g Standard 
Similar to 802.11b, this physical layer standard provides a throughput of up to 54 Mbps. It also operates in 
the 2.4 GHz frequency band but uses a different radio technology in order to boost overall bandwidth. 
802.11i...

54 Mbps Wireless Router WGR614v7 Reference Manual
Glossary-3
April 2006 A bridge connects devices that all use the same kind of protocol. A router can connect networks that use 
differing protocols. It also reads the addresses included in the packets and routes them to the appropriate 
computer station, working with any other routers in the network to choose the best path to send the packets 
on. A wireless hub or access point adds a few capabilities such as roaming and provides a network 
connection to...

54 Mbps Wireless Router WGR614v7 Reference Manual
-4Glossary
April 2006 ISA bus Wi-Fi radios. Client devices usually communicate with hub devices like access points and 
gateways. 
Collision avoidance 
A network node characteristic for proactively detecting that it can transmit a signal without risking a 
collision, thereby ensuring a more reliable connection. 
Crossover cable 
A special cable used for networking two computers without the use of a hub. Crossover cables may also be 
required for...

54 Mbps Wireless Router WGR614v7 Reference Manual
Glossary-5
April 2006
DNS (Domain Name Service) 
A program that translates URLs to IP addresses by accessing a database maintained on a collection of 
Internet servers. The program works behind the scenes to facilitate surfing the Web with alpha versus 
numeric addresses. A DNS server converts a name like mywebsite.com to a series of numbers like 
107.22.55.26. Every website has its own specific IP address on the Internet. 
Encryption Key 
An alphanumeric...

54 Mbps Wireless Router WGR614v7 Reference Manual
-6Glossary
April 2006
Gateway 
In the wireless world, a gateway is an access point with additional software capabilities such as providing 
NAT and DHCP. Gateways may also provide VPN support, roaming, firewalls, various levels of security, 
etc. 
Hot Spot (also referred to as Public Access Location) 
A place where you can access Wi-Fi service. This can be for free or for a fee. HotSpots can be inside a coffee 
shop, airport lounge, train station,...

54 Mbps Wireless Router WGR614v7 Reference Manual
Glossary-7
April 2006
IP (Internet Protocol) address 
A 32-bit number that identifies each sender or receiver of information that is sent across the Internet. An IP 
address has two parts: an identifier of a particular network on the Internet and an identifier of the particular 
device (which can be a server or a workstation) within that network. 
ISO Network Model 
A network model developed by the International Standards Organization (ISO) that consists...

54 Mbps Wireless Router WGR614v7 Reference Manual
-8Glossary
April 2006 In a wireless mesh example, each of the spheres below represent a mesh router. Corporate servers and 
printers may be shared by attaching to each mesh router. For wireless access to the mesh, an access point 
must be attached to any one of the mesh routers. 
Multiple Input Multiple Output (MIMO)
MIMO refers to radio links with multiple antennas at the transmitter and the receiver side to improve the 
performance of the wireless link....

54 Mbps Wireless Router WGR614v7 Reference Manual
Glossary-9
April 2006 PHY defines parameters such as data rates, modulation method, signaling parameters, transmitter/receiver 
synchronization, etc. Within an actual radio implementation, the PHY corresponds to the radio front end and 
baseband signal processing sections. 
Plug and Play 
A computer system feature that provides for automatic configuration of add-ons and peripheral devices such 
as wireless PC Cards, printers, scanners and multimedia...

54 Mbps Wireless Router WGR614v7 Reference Manual
-10Glossary
April 2006
Satellite broadband 
A wireless high-speed Internet connection provided by satellites. Some satellite broadband connections are 
two-way—up and down. Others are one-way, with the satellite providing a high-speed downlink and then 
using a dial-up telephone connection or other land-based system for the uplink to the Internet. 
Server 
A computer that provides its resources to other computers and devices on a network. These include...