Reference Information

Conexant AT Commands (Advanced Users Only) (Continued)

Command (Conexant)

+ILRR=n Report local port rate: 0=disable, 1=enable.

+IPR=n Set data rate at which the modem accepts commands when connected: 0 (allows operation only at rates automatically detectable by modem), 2400, 4800, 9600, 19200, 38400, 57600, or 115200.

+ITF=a,b,c Set transmit flow control thresholds (b and c are optional):

■a (20 to 7000) sets threshold (octets) above which modem generates flow-off signal in synchronous access mode (default=128).

■b (10 to 5000) sets threshold (octets) below which modem generates flow-on signal in synchronous access mode (default=64).

■c=0 (fixed).

+PCW=n

Set modem behavior with call waiting: 1=request

 

modem-on-hold and collect caller ID information, 2=hang up,

 

3=ignore call waiting.

 

 

+PIG=n

0=enable PCM upstream negotiation, 1=disable (default).

 

 

+PMH=n

Set modem-on-hold: 0=enabled in V.92 mode (default),

 

1=disabled.

 

 

+PMHF

Initiate flash-hook sequence when in modem-on-hold

 

procedure.

 

 

+PMHR=n

Request modem to initiate or confirm modem-on-hold (MOH)

 

procedure and timeout: 0=V.92 modem-on-hold request

 

denied or unavailable, 1 to 13 grant MOH with timeout

 

(1=10 sec, 2=20 sec, 3=30 sec, 4=40 sec, 5=1 min, 6=2 min,

 

7=3 min, 8=4 min, 9=6 min, 10=8 min, 11=12 min, 12=16 min,

 

13=indefinite).

 

 

+PMHT=n

Set whether modem grants modem-on-hold (MOH) request,

 

and MOH timeout: 0=deny V.92 modem-on-hold request

 

(default), 1 to 13=grant MOH with timeout (1=10 sec, 2=20 sec,

 

3=30 sec, 4=40 sec, 5=1 min, 6=2 min, 7=3 min, 8=4 min,

 

9=6 min, 10=8 min, 11=12 min, 12=16 min, 13=indefinite).

 

 

+PQC=n

Use Short Phase startup procedures: 0=enable V.92 Short

 

Phase 1 and 2 (default), 1=enable Short Phase 1 only,

 

3=disable.

7–6

Reference Guide