Multi-Tech Systems MT5634ZBA - Manual (Page 28)

Chapter 4 - AT Commands, S-Registers, Result Codes
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MultiModemDID User Guide
V.92 Commands
Command: +PCW= n Call Waiting Enable
Values: n = 0, 1, or 2
Default: 2
Description: Controls the action to be taken upon detection of a call waiting
tone in V.92 mode. Values specified by this command are not
modified when an AT&F command is issued.
+PCW=0 Toggles V.24 Circuit 125 and collects Caller ID if enabled by
+VCID
+PCW=1 Hangs up
+PCW=2 Ignores V.92 call waiting
+PCW=? Displays the allowed values
+PCW?
Displays the current value
Command: +PIG= n PCM Upstream Ignore
Values: n = 0 or 1
Default: 1
Description: Controls the use of PCM upstream during V.92 operation. PCM
upstream allows faster upload speeds to a V.92 server.
+PIG=0 Disables PCM upstream
+PIG=1 Enables PCM upstream
+PIG=? Displays the allowed values
+PIG? Displays the current value
Command: +PMH= n Modem on Hold Enable
Values: n = 0 or 1
Default: 1
Description: Controls if modem on hold procedures are enabled during V.92
operation. Normally controlled by a modem on hold program.
Values specified by this command are not modified when an
AT&F command is issued.
+PMH=0 Enables V.92 modem on hold
+PMH=1 Disables V.92 modem on hold
+PMH=? Displays the allowed values
+PMH?
Displays the current value
Command: +PMHF V.92 Modem Hook Flash
Values:
n/a
Default: n/a
Description: Causes the DCE to go on-hook for a specified period of time,
and then return off-hook for at least a specified period of time.
The specified period of time is normally one-half second, but
may be governed by national regulations. “ERROR” is returned
if MOH is not enabled.