Motorola surfboard sbv4200 用户手册
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SURFboard
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SBV4200 VoIP Cable Modem User Guide
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MAC address
The Media Access Control Address uniquely identifies each device that can be connected to an Ethernet network. It is permanently
written to read-only memory (ROM) at the factory and printed on the rear panel of your SURFboard VoIP cable modem. You need to
provide the MAC address to your cable service provider.
written to read-only memory (ROM) at the factory and printed on the rear panel of your SURFboard VoIP cable modem. You need to
provide the MAC address to your cable service provider.
MHz
Mega Hertz. A measure of radio frequency - millions of cycles per second. One MHz means one million cycles per second.
PSTN
The public switched telephone network is the traditional circuit-switched, voice-oriented telephone network originally invented by
Alexander Graham Bell. It is sometimes referred to as plain old telephone service (POTS).
Alexander Graham Bell. It is sometimes referred to as plain old telephone service (POTS).
RJ-11
The most common type of connector for household or office phones.
RJ-45
The most common type of connector for Ethernet networks.
splitter
A splitter is a device that divides the signal power from an input cable equally between two or more signals, each carrying a selected
frequency range.
frequency range.
TCP/IP
Transmission Control Protocol/Internet Protocol is a set of protocols that provides standards and rules for communication between
networks.
networks.
upstream
In a cable data network, upstream describes the direction of data sent from your computer to the Internet.
UPS
An uninterruptible power source is a power supply designed to protect mission-critical networks against power outages, brownouts,
surges, and spikes.
surges, and spikes.
USB
Universal Serial Bus is a computer interface for add-on devices such as printers, scanners, and VoIP cable modems. When you
connect your SURFboard VoIP cable modem to the USB port, Windows 98 and later versions automatically recognize the VoIP cable
modem.
connect your SURFboard VoIP cable modem to the USB port, Windows 98 and later versions automatically recognize the VoIP cable
modem.
VoIP
Voice over Internet Protocol is a method to exchange voice, fax, and other information over the Internet. Voice and fax have
traditionally been carried over traditional telephone lines using a dedicated circuit for each line. VoIP enables calls to travel as
discrete data packets on shared lines. VoIP is an important part of the convergence of computers, telephones, and television into a
single integrated information network.
traditionally been carried over traditional telephone lines using a dedicated circuit for each line. VoIP enables calls to travel as
discrete data packets on shared lines. VoIP is an important part of the convergence of computers, telephones, and television into a
single integrated information network.