V.92 Commands - Multitech MultiModem ZBA Series At Commands Reference Manual

V.92 Commands

Command: +PCW=n Call Waiting Enable
Values:
Default:
Description:
Command: +PIG=n PCM Upstream Enable
Values:
Default:
Description:
Command: +PMH=n Modem on Hold Enable
Values:
Default:
Description:
Command: +PMHF V.92 Modem Hook Flash
Values:
Default:
Description:
Command: +PMHR=n Modem on Hold Initiate
Values:
Default:
Description:
Multi-Tech Systems, Inc. AT Commands for the MT5634 Family of Products (S000272J)
Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from
n = 0, 1, or 2
0
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
n = 0 or 1
1
Controls the use of PCM upstream during V.92 operation. PCM upstream allows faster
upload speeds to a V.92 server.
+PIG=0 Enable PCM upstream
+PIG=1 Disable PCM upstream
+PIG=? Displays the allowed values
+PIG? Displays the current value
n = 0 or 1
1
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
n/a
n/a
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.
n = 0–13
0
+PMHR is an action command that causes the modem to initiate MOH with the central site
modem. It returns the following values to indicate negotiated values. Valid only if MOH is
enabled and the modem is off-hook or in data mode. Otherwise, ERROR will be returned.
+PMHR=0 Deny MOH request
+PMHR=1 Grant MOH request with 10 second timeout
+PMHR=2 Grant MOH request with 20 second timeout
+PMHR=3 Grant MOH request with 30 second timeout
+PMHR=4 Grant MOH request with 40 second timeout
+PMHR=5 Grant MOH request with 1 minute timeout
+PMHR=6 Grant MOH request with 2 minute timeout
+PMHR=7 Grant MOH request with 3 minute timeout
+PMHR=8 Grant MOH request with 4 minute timeout
+PMHR=9 Grant MOH request with 6 minute timeout
+PMHR=10 Grant MOH request with 8 minute timeout
+PMHR=11 Grant MOH request with 12 minute timeout
+PMHR=12 Grant MOH request with 16 minute timeout
+PMHR=13 Grant MOH request with indefinite timeout
+PMHR=? Displays the allowed values
+PMHR? Displays the current value
Chapter 1 – AT Commands
17