Sony PCWA-C500 Operating Instructions - Page 58

LAN (Local Area Network) A network which is accessible only to its members, unlike the Internet which 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. PPPoE (PPP over Ethernet) PPPoE is a software protocol that uses a DSL modem to access the Internet. With PPPoE, the client does not set a static IP address. Instead, an IP address is assigned dynamically whenever the client accesses the Internet. WAN (Wide Area Network) A network that interconnects remote LANs through the Internet or telephone lines. WEP IEEE802.11-compliant security system. Using the WEP key as the password, only client computers and Access Points that have the same ID and password may log onto the same wireless LAN for file sharing. Protocol The formal specifications that define the procedures for computers to follow when transmitting and receiving data. TCP/IP (Transmission Control Protocol/Internet Protocol) TCP/IP is the network communications protocol that is used to communicate over the Internet. TCP is a connection-oriented protocol for establishing reliable, sequenced data transfer. TCP ensures that data reaches its destination. IP assembles and addresses data packets for transmission to their network destinations. 58