User`s manual

8-255

Modem performs a Retrain. (i.e., if configured for %E1)

2.2.d Commands Preceded by - and “

-Cn

Generate Data Modem Calling Tone

This command allows the DTE to select whether the modem will send 1300 Hz

calling tone when originating a Data Modem connection.

-C0

Calling tone disabled. (default)

-C1

Calling tone enabled.

-Jn

Set V.42 Detect Phase

In V.42 modes (\N3, \N4), this command specifies whether the modem will detect

V.42, MNP, or no error-correcting protocols from the remote modem and change

to the appropriate mode. Otherwise, only LAPM will be attempted.

-J0

Disables the V.42 detect phase.

-J1

Enables the V.42 detect phase. (default)

“Hn

V.42 bis Compression Control

This command specifies whether the data in the LAPM frames are compressed

using the V.42 bis data compression, which can improve throughput by as much as

400%.

Compression can be negotiated to operate in only one direction, or in both

directions.

2 - COMMAND REFERENCE