HP 2508EU, 2186AF, 2509 Modem Reference Information, Conexant AT Commands Advanced Users Only

Reference Information

Modem Reference Information

	Conexant AT Commands (Advanced Users Only)
Command	(Conexant)
+VCID=n	Set caller ID reporting: 0=disable (default), 1=enable with formatted presentation, 2=enable with
	unformatted presentation.
+VRID=n	Report caller ID: 0=use formatted presentation, 1=use unformatted presentation.
-QCPC	Use full startup procedures on next connection, then select startup procedure defined by +PQC.
-QCPS=n	0=do not allow modem to save generated quick-connect profile, 1=allow (default)
&Cn	Set RLSD: 0=always on, 1=follow carrier state (default).
&Dn	0=ignore DTR; 1=upon on-to-off transition, enter online command state and issue OK result code;
	call remains connected; 2=upon on-to-off transition clear call, discard untransmitted data according
	to +ETBM.
&En	0=disable line quality monitor, auto-retrain, and auto-rate renegotiation;1=enable line quality
	monitor, auto-retrain, and auto-rate renegotiation (default).
&F0	Restore factory configuration.
&Gn	Included for compatibility only; no effect (returns OK).
&Kn	Set DTE/DCE flow control: 0=disable, 3=enable RTS/CTS DTE/DCE flow control (default),
	4=enable XON/XOFF DTE/DCE flow control, 5 and 6 included for compatibility only (no effect,
	returns OK).
&Mn	Included for compatibility only; no effect (returns result code).
&Pn	Set pulse dial (pps) with make/break: 0=10 pps with 39%–61% make/break (default), 1=10 pps with
	33%–67% make/break, 2=20 pps with 39%–61% make/break, 3=20 pps with 33%–67%
	make/break.
&Q5	Select asynchronous operation in error correction mode.
&Qn	(n=0–3, 6) Select asynchronous operation in normal mode (speed buffering).
&T0	Terminate any test in progress.
&T1	Initiate local analog loopback.
&V	Display current configuration and stored profiles.
%TTn	PTT testing of signal level: 00–09=DTMF dial 0–9, 0A=DTMF *, 0B=DTMF #, 0C=DTMF A,
	0D=DTMF B, 0E=DTMF C, 0F=DTMF D, 10=V.21 Channel 1mark symbol, 11=V.21 Channel 2mark
	symbol, 12=V.23 Channel 1mark symbol, 13=V.23 Channel 2mark symbol, 14=Bell103 Channel
	1mark symbol, 15=Bell103 Channel 2mark symbol, 20=V22Org, 21=V22Ans, 22=Bell212Org,
	23=Bell212Ans, 24=V22BisOrg, 25=V22BisAns, 26=V32@4800, 27=V32@7200, 28=V32@9600,
	29=V.32Bis@12000, 2A=V32Bis@14400, 30=Silence, 31=2100Hz MISC, 33=1300Hz MISC,
	34=1100Hz MISC, 40=Reserved, 41=V27@2400 FAX, 42=V27@4800 FAX, 43=V29@7200 FAX,
	44=V29@9600 FAX, 45=V17@7200LT FAX, 46=V17@7200ST FAX, 47=V17@9600LT FAX,
	48=V17@9600ST FAX, 49=V17@12000LT FAX, 4A=V17@12000ST FAX, 4B=V17@14400LT
	FAX, 4C=V17@14400ST FAX. 5abc: a=bit rate (0=2400, D=33600), b=V.34 symbol rate (0=2400,
	5=3429), c=pre-emphasis filter (0 to A).
\N0	Select normal speed buffered mode.
\N1	Select normal speed buffered mode.
\N2	Select reliable (error-correction) mode.
\N3	Select auto reliable mode.
\N4	Force LAPM mode.
\N5	Force MNP mode.
+MCR	Report carrier.
+MMR	Report transmit and receive rates.
+MR=0	Disable reporting of modulation connection.
+MR=1	Enable reporting of modulation connection (+MCR: and +MRR: are transmitted) (default).
+MR=2	Enable reporting of modulation connection (+MCR: and Receive Rate Only: are transmitted).

Reference Guide 93