US Robotics COURIER Manuel d'utilisateur Page 293

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U.S. Robotics I-modem Command Reference
Glossary • Page G-35
rate adaption
Also referred to as rate adaptation. V.120 and V.110 are rate adaption protocols: they allow
devices that communicate at speeds of less than 64 Kbps to adapt their rates to 64 Kbps to
Þll the entire B-channel
.
read-only memory (ROM)
Permanent memory, not user-programmable. The Courier's factory settings are stored in
ROM and can be read (loaded) into RAM
as an operational conÞguration if DIP switch
S10 is ON at power-on.
remote access
A feature that allows a remotely located user to view the Courier's conÞguration screens
and change the Courier's conÞguration. Password protection is available.
remote digital loopback
A test that checks the phone link and a remote modem's transmitter and receiver. Data
entered from the keyboard is transmitted from the initiating modem, received by the
remote modem's receiver, looped through its transmitter, and returned to the local screen
for veriÞcation.
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