AirLive WN-301USB - Manual (Page 64)

WN-301USB User’s Manual 58
NAT (Network Address Translation)
A network algorithm used by Routers to enables several PCs to share single IP address provided by
the ISP. The IP that a router gets from the ISP side is called Real IP, the IP assigned to PC under the
NAT environment is called Private IP.
Node
A network connection end point, typically a computer.
Packet
A unit of data sent over a network.
Passphrase
Used much like a password, a passphrase simplifies the WEP encryption process by automatically
generating the WEP encryption keys for the company products.
POE (Power over Ethernet)
A standard to deliver both power and data through one single Ethernet cable (UTP/STP). It allows
network device to be installed far away from power ource. A PoE system typically compose of 2 main
component: DC Injector (Base Unit) and Splitter(Terminal Unit). The DC injector combines the power
and data, and the splitter separates the data and power back. A PoE Access Point or CPE has the
splitter built-in to the device. The IEEE 802.3af is a POE spec that uses 48 volt to deliver power up to
100 meter distance.
Port
This word has 2 different meaning for networking.
The hardware connection point on a computer or networking device used for plugging in a cable or
an adapter.
The virtual connection point through which a computer uses a specific application on a server.