Linksys WTR54GS v2.1 User Manual

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Server - Any computer whose function in a network is to provide user access to files, printing, communications, 
and other services. 

SMTP (Simple Mail Transfer Protocol)  - The standard e-mail protocol on the Internet.

SNMP (Simple Network Management Protocol)  - A widely used network monitoring and control protocol.

Software - Instructions for the computer. A series of instructions that performs a particular task is called a 
"program".

SOHO (Small Office/Home Office) - Market segment of professionals who work at home or in small offices.

SPI (Stateful Packet Inspection) Firewall - A technology that inspects incoming packets of information before 
allowing them to enter the network.

Spread Spectrum - Wideband radio frequency technique used for more reliable and secure data transmission.

SSID (Service Set IDentifier) - Your wireless network's name.

Static IP Address - A fixed address assigned to a computer or device that is connected to a network.

Static Routing - Forwarding data in a network via a fixed path.

STUN (Simple Traversal of UDP through NATs) - A protocol that enables specialized applications, such as Internet 
phone calls, video, and audio, to travel between your local network and the Internet. STUN is a specific type of 
NAT traversal.

Subnet Mask - An address code that determines the size of the network.

Switch - 1. A data switch that connects computing devices to host computers, allowing a large number of 
devices to share a limited number of ports. 2. A device for making, breaking, or changing the connections in an 
electrical circuit.  

TCP (Transmission Control Protocol) - A network protocol for transmitting data that requires acknowledgement 
from the recipient of data sent.

TCP/IP (Transmission Control Protocol/Internet Protocol) - A set of instructions PCs use to communicate over a 
network.

Telnet - A user command and TCP/IP protocol used for accessing remote PCs.