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Line code
Any method of converting digital information to analog form for transmission on a
communication line.
Link
Another term used for transmission line.
MAC
Media Access Control. Associated with Layer 2 or the Data Link Layer of the ISO 7-layer
protocol model.
Margin
An ADSL parameter, measured in dB. It indicates the excess SNR, relative to the performance
of 10
Mbps
Megabits per second. 1,000,000 bits per second.
MDI
Media Dependent Interface.
MDI-X
Media Dependent Interface (cross-over).
NVRAM
Non-volatile RAM.
Port
An I/O interface. A point at which signals may be introduced or extracted in a similar manner.
POTS
Plain Old Telephone Service.
RAM
Random Access Memory.
RFC
Request for Comment.
SNR
Signal-to-Noise ratio.
Telecommuter
A person who performs work at home while linked to the office by means of a
telecommunications-equipped computer system.
Upstream
The direction of data transmission from the Megabit Modem 320F to the Megabit
Modem 310F.
WAN
Wide Area Network. In this manual, refers to the ADSL link.
58
-7
BER, at the receiver point.
Megabit Modem 310F and 320F User Manual
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