Sony PCWA-A500 - Manual (Page 60)

Glossary
Channel number
Frequency used for w ireless communications.
Wireless communications are available only among client computers and Access Points that use the same channel.
Client
Computer on a w ireless LAN. It may be called a client computer as w ell.
DHCP (Dynamic Host Configuration Protocol)
A system that automatically assigns an IP address to computers.
Netw orks that use the TCP/IP protocol, such as the Internet, use a set of numbers like 192.168.0.1 (IP address) to identify a computer.
How ever, it is time-consuming to assign an IP address to every single computer. With the DHCP server, you can assign multiple IP addresses to it and let
it assign an IP address to client computers.
DNS (Domain Name System)
A system that automatically assigns an IP address to computers.
Netw orks that use the TCP/IP protocol, such as the Internet, use a set of numbers like 192.168.0.1 (IP address) to identify a computer.
How ever, it is time-consuming to assign an IP address to every single computer. With the DHCP server, you can assign multiple IP addresses to it and let
it assign an IP address to client computers.
Encryption Key
Key used in the IEEE802.11-compliant security system (WEP).
Using the Encryption Key as the passw ord, only client computers and Access Points that have the same ID and passw ord may log onto the same
w ireless LAN for file sharing.
LAN (Local Area Netw ork)
A netw ork w hich is accessible only to its members, unlike the Internet w hich is open to an unlimited number of people.
A LAN may be built for different purposes. For example, you can build an office LAN that is accessible only to members of the same department or a
home LAN that is accessible only to family members.
WAN (Wide Area Netw ork)
Netw ork that interconnects remote LANs through the Internet or telephone lines.
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