Table 3. Modem command list

Command

Description

Syntax

Values

 

 

 

 

Z

Reset to default

Z

 

 

configuration

 

 

 

 

 

 

+FCLASS

Select Active Service

+FCLASS=<Mode>

<Mode>

 

Class

 

0: Select Data Mode

 

 

 

 

 

 

1: Select Facsimile Class 1

 

 

 

Mode

 

 

 

1.0: Select Facsimile Class 1.0

 

 

 

Mode

 

 

 

8: Select Voice Mode

 

 

 

 

+VCID

Caller ID

+VCID=<pmode>

<pmode>

 

 

 

0: Disable Caller ID reporting

 

 

 

1: Enables Caller ID with

 

 

 

formatted presentation to the

 

 

 

DTE.

 

 

 

2: Enables Caller ID with

 

 

 

unformatted presentation to the

 

 

 

DTE.

 

 

 

 

+VRID

Report Retrieved Caller ID

+VRID=<pmode>

<pmode>

 

 

 

0: Reports Caller ID with

 

 

 

formatted presentation to the

 

 

 

DTE.

 

 

 

1: Reports Caller ID with

 

 

 

unformatted presentation to the

 

 

 

DTE.

 

 

 

 

\N

Operating Mode

\N<mode>

<mode>

 

 

 

0: Selects normal speed

 

 

 

buffered mode (disables

 

 

 

error-correction mode)

 

 

 

and forces &Q6 (selects

 

 

 

asynchronous operation in

 

 

 

normal mode.)

 

 

 

1: Same as 0.

 

 

 

2: Selects reliable (error

 

 

 

correction) mode and forces

 

 

 

&Q5 (the modem will try to

 

 

 

negotiate an error corrected

 

 

 

link). The modem will first

 

 

 

attempt a LAPM connection and

 

 

 

then MNP connection. Failure

 

 

 

to make a reliable connection

 

 

 

results in the modem hanging

 

 

 

up.

 

 

 

3: Selects auto reliable mode

 

 

 

and forces &Q5 (the modem

 

 

 

will try to negotiate an error

 

 

 

corrected link). This operates

 

 

 

the same as \N2 except failure

 

 

 

to make a reliable connection

 

 

 

results in the modem falling back

 

 

 

 

Chapter 2. Using your computer 59

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Lenovo 42825BU, 4242X04 Command Description Syntax Values, +FCLASS=Mode, +VCID=pmode Pmode, +VRID=pmode Pmode, Nmode Mode

4242X04, NVS-4200M, 42421A0, 42825BU specifications

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