Card Type	Fax, Modem (synchronous/asynchronous), Network Interface Card
Chip Set	Rockwell
I/O Options	Line in (RJ-11), RJ-45 UTP connector
NIC Type	Ethernet
Maximum Modem Rate	33.6Kbps
Maximum Fax Rate	14.4Kbps
Data Bus	PCMCIA
Fax Class	Class I & II
Data Modulation Protocol	Bell 103/212A ITU-T V.21, V.22, V.23, V.32, V.32bis, V.34
Fax Modulation Protocol	ITU-T V.17, V.27ter, V.29
Error Correction/Compression	MNP5, V.42, V.42bis
Topology	Star
Wiring Type	RJ-45 Unshielded twisted pair

SUPPORTED COMMAND SET

Basic AT Commands

AT, A/

A, B, C, E, H, L, O, Q, V, W, X, Y, Z

&C, &F, &G, &J, &K, &M,&L, &P, &Q, &T, &W, &X, &Y, &Z

Extended AT Commands

\A, \G, \J, \K, \L, \N

%C, %E, %L

)M

*H

-Q

V.25bis Command Set

CIC, CRS, DIC, PRN, RLD, RLF, RLI

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S16, S18, S21, S24, S25, S26, S27

S28, S29, S30, S32, S33, S38, S91, S92, S95, S99

Note: See MHI Help file for full command documentation.

AUTO-MODE DETECTION
Type:	Configuration
Format:	AT [cmds] Nn [cmds]
Description:	Selects various options for the automatic detection and negotiation of protocols during the handshake process if the modem is communicating with a remote modem of dissimilar speed.
Command	Function
N0	Auto-mode detection disabled
íN1	.Auto-mode detection enabled

DATA TERMINAL READY (DTR)
Type:	Configuration
Format:	AT [cmds] &Dn [cmds]
Description:	Selects modem response to DTR
Note: The action each variant of &D causes depends on the setting of &Q
&Q Setting		&D0	&D1	&D2	&D3
&Q0, &Q5, &Q6		Command 0	Command 1	Command 1	Command 3
&Q1, &Q4		Command 1	Command 1	Command 1	Command 3
&Q2, &Q4		Command 2	Command 2	Command 2	Command 2
Command	Function
Command 0	Modem does not respond to DTR
Command 1	Modem goes to command mode after DTR goes is off
Command 2	Modem goes to command mode and disconnects (hangs up) after DTR goes off; Auto-Answer is disabled.
Command 3	Modem is initialized after DTR goes off

DIAL
Type:	Immediate
Format:	AT [cmds] D<#> [cmds]
Description:	Dials telephone number according to any modifiers included in the string
Note:	Any combination of modifiers can be used to produce the desired dial functions in sequence.
Command	Function
DL	Re-dial last number
DP	Pulse dialing enabled
DK	Power level adjustment during MNP link negotiation (for this call only; see Mn)
DJ	Perform MNP 10 link negotiation at highest supported speed
DS=n	Dial stored telephone number n
DT	Tone dialing enabled/Pulse dialing disabled
DW	Dialing resumed following dial tone detection
D,	Dialing paused for amount of time specified in S8 register
D!	Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook.
D@	Wait for Quite Answer function enabled. Modem waits until a "quiet answer," a ring-back signal followed by silence up to the time specified in S7, is received prior to executing the rest of the dial string.
D;	Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command.
D^	Calling tone transmission disabled
D>	If enabled by country specific parameter; modem generates a grounding pulse on the GND output

MODULATION SELECTION
Type:	Configuration
Format:	AT [cmds] Fn [cmds]
Description:	Sets options for active protocol. Command conflicts with S37 and Nn. To select line modulation, use either Fn or a combination of S37 and Nn.
Command	Function
F0	Auto detect mode enabled
F1	V.21 or Bell 103
F3	V.23
F4	V.22 or Bell 212/A
F5	V.22bis at 1200bps
F6	V.32bis at 4800bps, V.32 at 4800bps
F7	V.32bis at 7200bps
F8	V.32, V.32bis at 9600
F9	V.32bis at 1200bps
F10	V.32bis at 14,4Kbps
F13	V.34 14.4Kbps
F14	V.34 at 16.8Kbps
F15	V.34 at 19.2Kbps
F16	V.34 at 21.6Kbps
F17	V.34 at 24.0Kbps
F18	V.34 at 26.4Kbps
F19	V.34 at 28.8Kbps
Note: Commands for >28.8Kbps are unidentified

REPORT INFORMATION
Type:	Immediate
Format:	AT [cmds] In [cmds]
Description:	Displays information requested
Command	Function
I0	Reports modem model and speed
I1	Reports ROM checksum
I6	Reports data connection information

SPEAKER MODE
Type:	Configuration
Format:	AT [cmds] Mn [cmds]
Description:	Selects various speaker options
Command	Function
M0	Speaker disabled
íM1	Speaker enabled until carrier signal detected
M3	Speaker enabled following dialing, then disabled after carrier signal detected.

TRANSMIT CARRIER
Type:	Configuration
Format:	AT [cmds] Cn [cmds]
Description:	Controls the transmit carrier switching
Note: Disabling the transmit carrier puts the modem in receive-only mode
Command	Function
C1	Transmit carrier enabled

MNP - EXTENDED SERVICES
Type:	Configuration
Format:	AT [cmds] -Kn [cmds]
Description:	Selects MNP extended services
Command	Function
-K0	MNP extended services disabled
-K1	MNP extended services enabled

TEST MODE - PTT
Type:	Immediate
Format:	AT [cmds] %TTn [cmds]
Description:	Send PTT test signals for a line tests
Command	Function
%TT00-%TT009	DTMF tone dial digits 0-9
%TT0A	DTMF digit *
%TT0B	DTMF digit A
%TT0C	DTMF digit B
%TT0D	DTMF digit C
%TT0E	DTMF digit #
%TT0F	DTMF digit D
%TT10	V.21 channel 1 mark symbol
%TT11	V.21 channel 2 mark symbol
%TT12	V.23 backward channel mark symbol
%TT13	V.23 forward channel mark symbol
%TT14	V.22 originate mode at 600bps
%TT15	V.22 originate mode at 1200bps
%TT16	V.22bis originate mode at 2400bps
%TT17	V.22 answer mode
%TT18	V.22bis answer mode
%TT19	V.21 channel 1 space symbol
%TT20	V.32 at 9600bps
%TT21	V.32bis at 14.4Kbps
%TT22	V.17 at 14.4Kbps
%TT1A	V.21 channel 2 space symbol
%TT1B	V.23 backward channel
%TT1C	V.23 forward channel space symbol
%TT1E	V.29 carrier
%TT30	Off-hook
%TT31	V.25 answer tone
%TT32	1800Hz guard tone
%TT33	V.25 calling tone
%TT34	Fax calling tone
%TT40	V.21 channel 2
%TT50	V.34 14.4Kpbs
%TT51	V.34 16.8Kbps
%TT52	V.34 19.2Kbps
%TT53	V.34 21.6Kbps
%TT54	V.34 24.0Kbps
%TT55	V.34 26.4Kbps
%TT56	V.34 28.8Kpbs

BIT-MAPPED REGISTER S14
Format:		AT [cmds] S14=n [cmds]
Range:		0-174
Unit:		Bit-mapped
Description:		Controls echo, result codes and display, dial mode, and answer/originate mode.
Bit	Value	Function
0	0	Not used
1	0 1	Command echo disabled Command echo enabled
2	0 1	Result codes enabled Result codes disabled
3	0 1	Display result codes in numeric format Display result codes in verbose format
4	0	Not used
5	0 1	Tone dial enabled Pulse dial enabled
6	0	Not used
7	0 1	Answer mode enabled Originate mode enabled

BIT-MAPPED REGISTER S22
Format		AT [cmds] S22=n [cmds]
Range:		0-255
Unit:		Bit-mapped
Description:		Controls speaker volume and controls, limits results codes, and pulse dial make/break ratio.
Bit	Value	Function
1, 0	00 01 10 11	Off volume Low level volume Medium level volume High level volume
3, 2	00 01 10 11	Speaker off Speaker off on carrier Speaker always on Speaker on during handshake
6 - 4	000 100 101 110 111	Basic result codes only enabled Basic and connection speed result codes enabled Basic and connection speed result codes and dial tone detection enabled All result codes except dial tone detection enabled All result codes enabled
7	0	Reserved

BIT-MAPPED REGISTER S23
Format		AT [cmds] S23=n [cmds]
Range:		0-189
Unit:		Bit-mapped
Description:		Grants/denies remote digital loopback, controls DTE rate and parity, and sets guard tone.
Bit	Value	Function
0	0 1	Remote digital loopback denied Remote digital loopback allowed
3 - 1	000 001 010 011 100 101 110	Sets serial port speed to 0-300bps Sets serial port speed to 600bps Sets serial port speed to 1200bps Sets serial port speed to 2400bps Sets serial port speed to 4800bps Sets serial port speed to 9600bps Sets serial port speed to 19200bps
5, 4	00 01 10 11	Parity even Space Parity Parity odd Mark or No Parity
7, 6	00 01 10	Guard tone disabled Guard tone disabled Guard tone 1800Hz enabled

BIT-MAPPED REGISTER S31
Format:		AT [cmds] S31=n [cmds]
Range:		0-10
Description:		Select automode and extended result code format.
Bit	Value		Function
0	0		Reserved
1	0 1		Auto-mode detection disabled Auto-mode detection enabled

BIT-MAPPED REGISTER S40
Format		AT [cmds] S40=n [cmds]
Range:		0-255
Unit:		Bit-mapped
Description:		Controls power level and break handling; selects MNP extended services, link negotiation, and block size.
Bit	Value	Function
0	0 1	MNP Extended Services disabled MNP Extended Services enabled
1	0 1	Fallback to V.22bis/V.22 disabled Fallback to V.22bis/V.22 enabled
2	0 1	Power level auto-adjustment enabled Power level force adjustment enabled
5, 4, 3	000 001 010 011 100 101	AT\K0 AT\K1 AT\K2 AT\K3 AT\K4 AT\K5
7, 6	00 01 10 11	MNP block size is 64 characters MNP block size is 128 characters MNP block size is 192 characters MNP block size is 256 characters

BIT-MAPPED REGISTER S201
Format		AT [cmds] S201=n [cmds]
Range:		0-255
Unit:		Bit-mapped
Description:		Controls initial cellular power level and compromise equalizer.
Bit	Value	Function
0-4	0-?	Sets initial cellular power level (default=20h)
5	0 1	Compromise equalizer disabled Compromise equalizer enabled

BREAK OPTIONS
Type:		Register
Format		AT [cmds] S82=n [cmds]
Description:		Sets the method for break transmission during error-control and ASB connections.
Command	Function
S82=3	Expedited signaling, immediately send timed break
S82=7	Destructive signaling, buffers cleared, immediately send timed break
S82=128	In-sequence signaling, timed break sent in sequence with transmitted data

CONNECTION FAILURE CODES
Type:	Register
Format	AT [cmds] S86? [cmds]
Description:	Reports codes which correspond to the possible causes of a connection failure
Value	Meaning
0	Normal hang up
4	Carrier signal lost
5	No error-control detected for remote modem during feature negotiation
6	Remote modem failed to respond to feature negotiation
7	Local modem is asynchronous-only, remote modem is synchronous-only
8	No common framing technique found
9	No common protocol found
10	Remote modem sent erroneous feature negotiation message
11	Remote modem failed to send synchronous information
12	No failure - remote modem disconnected normally
13	Remote modem failed to respond after 10 re-transmissions same message
14	Violation of negotiated protocol caused failure

DCE LINE SPEED
Type:	Register
Format	AT [cmds] S37=n [cmds]
Description:	Sets the maximum allowable data exchange rate attempted during handshake process.
S37=1-4	Reserved
S37=5	1200bps
S37=6	2400bps
S37=7	V.23
S37=8	4800bps
S37=9	9600bps
S37=10	12.0Kbps
S37=11	14.4Kbps
S37=12	7200bps
S37=15	V.34 at 14.4Kbps
S37=16	V.34 at 16.8Kpbs
S37=17	V.34 at 19.2Kbps
S37=18	V.34 at 21.6Kpbs
S37=19	V.34 at 24.0Kbps
S37=20	V.34 at 26.4Kbps
S37=21	V.34 at 28.8Kbps

ERROR CORRECTION/COMPRESSION
Type:			Register
Format:	AT [cmds] S46=n [cmds]
Description:	Selects active error correction and compression protocols
S46=136		Error correction only, no compression
S46=138		Error correction with data compression

ERROR CORRECTION NEGOTIATION
Type:	Register
Format	AT [cmds] S36=n [cmds]
Description:	Selects the action of the modem if it fails to connect with the error-correction protocol set in &Q.
Command	Function
S36=0	Hang up
S36=1	Attempt a direct connection
S36=3	Attempt a buffered connection
S36=4	Attempt a connection at MNP2-4; if that fails, hang up.
S36=5	Attempt a connection at MNP2-4; if that fails, attempt a direct connection.
S36=6	Attempt a connection at MNP2-4; if that fails, hang up.
S36=7	Attempt a connection at MNP2-4; if that fails, attempt a buffered connection.

FEATURE NEGOTIATION OPTIONS
Type:			Register
Format:	AT [cmds] S48=n [cmds]
Description:	Selects active error correction and compression protocols
Command		Function
S48=0		Negotiation disabled
S48=7		Negotiation enabled
S48=128		Fall-back to options set in S36

FLOW CONTROL
Type:	Register
Format	AT [cmds] S39? [cmds]
Description:	Displays the current flow control
Value	Meaning
0	Flow control disabled
3	RTS/CTS flow control enabled
4	XON/XOFF flow control enabled
5	Transparent XON/XOFF flow control enabled
6	Hardware and software flow control enabled

CALL REQUEST WITH NUMBER AND IDENTIFICATION
Type:	Immediate
Format:	CRI
Description:	Dials the numbers given. (;) is inserted between the dial string and identification.

CALL REQUESTED NUMBER
Type:	Immediate
Format:	CRN<#>
Description:	Dials the number given; it will ignore spaces and hyphens in the string; if the string is more than fifty characters long, a result of INV will be returned.
Command		Function
CRNP		Pulse dialing enabled
CRNT		Tone dialing enabled/Pulse dialing disabled
CRN<		Dialing paused for amount of time specified in S8 register
CRN=		Dialing paused for twice as long as short pause
CRN:		Wait for dial tone
CRN&		Flash function initiated. Modem commanded to go on-hook for time specifies by S30 register
CRN^		Calling tone transmission disabled

PROGRAM IDENTIFICATION
Type:	Configuration
Format:	PRI
Description:	Modem returns the VAL message