Cisco WRTP54G - Manual (Page 100)

Wireless-G Broadband Router with 2 Phone Ports
92 Appendix E: Glossary
PPTP (Point-to-Point Tunneling Protocol) - A VPN protocol that allows the Point to Point Protocol (PPP) to be tunneled through
an IP network. This protocol is also used as a type of broadband connection in Europe.
Preamble - Part of the wireless signal that synchronizes network traffic.
RADIUS (Remote Authentication Dial-In User Service) - A protocol that uses an authentication server to control network
access.
RJ-45 (Registered Jack-45) - An Ethernet connector that holds up to eight wires.
Roaming - The ability to take a wireless device from one access point's range to another without losing the connection.
Router - A networking device that connects multiple networks together.
RTP (Real-time Transport Protocol) - A protocol that enables specialized applications, such as Internet phone calls, video, and
audio, to occur in real time.
RTS (Request To Send) - A networking method of coordinating large packets through the RTS Threshold setting.
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.