Error Control; Flow Control; Compression - ADTRAN DSU IV ESP User Manual

Chapter 9. Configuring Dial Options
Table 9-3. DBU Options AT Commands for V.34 Card (Continued)
Front Panel

Compression

1= Disabled
2= Enabled

Error Control

This option determines the type of error control to be negotiated at
the start of a V.34 modem connection. The factory default setting is
AUTO V.42/MNP.

Flow Control

This option is used to select the type of flow control used by the
V.34 modem. The factory default setting is CTS O
Compression
This option is used to select V.42 bis data compression for V.32 bis
or V.34 operation when running asynchronously. When enabled,
data throughput speeds as high as 57.6 kbps may be achieved. For
synchronous applications, the speed is limited to a maximum of
33.6 kbps for the V.34. The factory default setting is E
9-10
AT Command Description
%C0 Compression disabled
%C1 Compression enabled
DSU IV ESP User Manual
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NLY
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NABLED
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