MOTOROLA, INC. V.3600 Card Type Modem Chip Set Motorola I/O Options 25-pin DTE port, line in, line out Maximum Data Rate 33.6Kbps Maximum Fax Rate 14.4Kbps Data Modulation Protocol Bell 103, 212A ITU-T V.21, V.22, V.22bis, V.27, V.29, V.32, V.32bis, V.33, V.34 Fax Modulation Protocol ITU-T V.17, V.21 CH2, V.27ter, V.29 Error Correction/Compression MNP5, V.42, V.42bis Fax Class Class I Data Bus External [Image] CONNECTIONS Function Label Function Label Line out CN1 Power cord CN4 Line in CN2 Power switch SW1 25-pin DTE port CN3 DIAGNOSTIC LED(S) LED Color Status Condition TR Unidentified On DTR signal is high TR Unidentified Off DTR signal is low CS Unidentified On CTS signal is high CS Unidentified Off CTS signal is low RS Unidentified On RTS signal is high RS Unidentified Off RTS signal is low CD Unidentified On Carrier signal detected or error correction negotiation completed CD Unidentified Off Carrier signal not detected RD Unidentified On Modem is receiving data RD Unidentified Off Modem is not receiving data TD Unidentified On Modem is transmitting data TD Unidentified Off Modem is not transmitting data SUPPORTED COMMAND SET Basic AT Commands +++, ‘comma’, A/ A, E, F, M, O, V, X &G, &P, &T, &W, &X, &Y Extended AT Commands \A, \G, \T, \X, \V %A S-Registers S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S16, S18, S22 Note: See MHI documentation for complete information. PROPRIETARY AT COMMAND SET COMMUNICATIONS MODE Type: Configuration Format: AT [cmds] &Mn [cmds] Description: Selects the active communications mode. Command Function &M0 Asynchronous command and data modes. &M1 Asynchronous command and synchronous connect mode. &M2 DTR dialing enabled and synchronous connect mode. &M3 Manual dialing only and synchronous connect mode. &M4 V.25bis BISYNC command and synchronous connect mode (ASCII). &M5 V.25bis SDLC command and synchronous connect mode (NRZ). &M6 V.25bis asynchronous command and synchronous connect mode. &M7 V.25bis asynchronous command and asynchronous connect mode. &M8 V.25bis BISYNC command and synchronous connect mode (EBCDIC). &M9 V.25bis asynchronous command and synchronous connect mode (EBCDIC, NRZ). &M10 V.25bis SDLC command and synchronous connect mode (ASCII, NRZ). &M11 V.25bis SDLC command and synchronous connect mode (EBCDIC, NRZ). CONFIGURATION PROFILES Type: Immediate Format: AT [cmds] &V [cmds] Description: Displays active and stored configuration profiles Command Function &V0 Displays configuration profiles &V1 Displays received signal options &V2 Displays active profile CTS SIGNAL Type: Configuration Format: AT [cmds] &Rn [cmds] Description: Selects the function of the CTS signal. Command Function &R0 RTS to CTS delay enabled. &R1 CTS forced high. &R2 CTS follows CD. &R9 CTS follows RTS. DATA TERMINAL READY (DTR) Type: Configuration Format: AT [cmds] &Dn [cmds] Description: Selects modem response to DTR Command Function &D0 DTR override &D1 DTR toggle causes online command mode &D2 Normal DTR operations &D3 Resets on receipt of DTR DCD SIGNAL Type: Configuration Format: AT [cmds] &Cn [cmds] Description: Configures the behavior of the DCD signal. Command Function &C0 DCD forced high. &C1 DCD normal. &C2 DCD forced high except during handshaking and disconnecting. &C3 DCD follows remote RTS signal. 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 DP Pulse dialing enabled DR Answer mode enabled; originate mode disabled following handshake initiation. 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 .5sec 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. DSR SIGNAL Type: Configuration Format: AT [cmds] &Sn [cmds] Description: Controls the behaviour of the DSR signal. Command Function &S0 DSR forced high. &S1 DSR normal. &S2 DSR normal, except forced low on disconnect. &S3 DSR follows OH. EXTENDED RESULT CODES Type: Configuration Format: AT [cmds] Wn [cmds] Description: Enables selection of additional result codes. Command Function W0 Negotiation displays disabled W1 Negotiation displays enabled W2 Enables CONNECT result codes to report DCE speed FACTORY DEFAULT PROFILE Type: Configuration Format: AT [cmds] &Fn [cmds] Description: Sets values in active profile to values found in the default profile Command Function &F0 Load factory profile 1 &F1 Load factory profile 1 &F1 Load factory profile 2 &F3 Load factory profile 3 &F4 Load factory profile 4 &F5 Load factory profile 5 &F6 Load factory profile 6 &F7 Load factory profile 7 &F8 Load factory profile 8 &F9 Load factory profile 9 HANG UP MODE Type: Immdeiate/Configuration Format: AT [cmds] Hn [cmds] Description: Commands the modem to go on- or off-hook, and selects how the modem will hang up. Command Function H0 Modem commanded to go on-hook (hang up). H1 Modem commanded to go off-hook (pick up). H2 Set hang up mode to normal on next ATH0 command H3 Set hang up mode to fast on next ATH0 command LINE TYPE Type: Configuration Format: AT [cmds] &Ln [cmds] Description: Selects line type Command Line Type &L0 Switched line (PSTN/Dial-up) &L1 2-wire leased-line &L2 4-wire leased-line LONG SPACE DISCONNECT Type: Configuration Format: AT [cmds] Yn [cmds] Description: Commands the modem to disconnect after a 4 second break is detected Command Function Y0 Long space disconnect function disabled Y1 Long space disconnect function enabled PULSE DIALING RATIO Type: Configuration Format: AT [cmds] &Pn [cmds] Description: Selects pulse dial make/break ratio Command Function &P0 39/61ms at 10pps (North America) &P1 33/67ms at 10pps (Europe) REPORT INFORMATION Type: Immediate Format: AT [cmds] In [cmds] Description: Displays information requested Command Function I0 Reports product code I1 Reports EPROM checksum I3 Reports product version I4 Reports Motorola V.3600 I5 Report reason for last disconnect RESTORE PROFILE ON POWER-UP Type: Configuration Format: AT [cmds] &Yn [cmds] Description: Restores a selected profile into the active profile on power-up (hard reset) &Y? displays power-up profile Command Function &Y0 Restore profile 1 on power-up &Y1 Restore profile 2 on power-up RESULT CODES Type: Configuration Format: AT [cmds] Qn [cmds] Description: Enables modem to send result codes to the DTE Command Function Q0 Result code sending enabled Q1 Result code sending disabled Q2 Result code sending enabled in originate mode SOFT RESET Type: Immediate Format: AT [cmds] Zn [cmds] Description: Restores modem profiles previously saved in non-volatile RAM using the &W command. Command Function Z0 Restore setting 1 Z1 Restore setting 2 SPEAKER VOLUME Type: Configuration Format: AT [cmds] Ln [cmds] Description: Controls speaker volume Command Function L0 Low volume setting L1 Low volume setting L2 Low volume setting L3 High volume setting EXTENDED AT COMMANDS AUTO-RELIABLE TIME BUFFER CONFIGURATION Type: Configuration Format: AT [cmds] \Cn [cmds] Description: Controls the handling of incoming data during auto-reliable time period Command Function \C0 Data is discarded \C1 Data is buffered AUTO-RETRAIN - AUTO-FALLBACK/FALL-FORWARD Type: Configuration Format: AT [cmds] %En [cmds] Description: Controls auto-retrain mode and fallback/fall-forward Command Function %E0 Auto-retrain disabled %E1 Auto-retrain enabled BREAK SEND Type: Configuration Format: AT [cmds] \Bn [cmds] Range: 1-255 Default: 35 Unit: 20ms Description: Sends break to modem BREAK TYPE Type: Configuration Format: AT [cmds] \Kn [cmds] Description: Configures action of break signal. Command Break from DTE Break from Modem Break issued: DTE receives \B command state, connect state, reliable/normal reliable/normal Direct mode mode mode \K0 Enter command Send break to Buffers Buffers cleared mode, do not remote modem cleared and and break sent send break to immediately, break sent to to DTE. remote modem. then enter remote modem. command mode. \K1 Buffers cleared Send break to Buffers Buffers cleared and break sent remote modem cleared and and break sent to remote modem. immediately. break sent to to DTE. remote modem. \K2 Enter command Send break to Send break to Send break to mode, do not remote modem remote modem DTE immediately. send break to immediately, immediately. remote modem. then enter command mode. \K3 Send break to Send break to Send break to Send break to remote modem remote modem remote modem DTE immediately. immediately. immediately. immediately. \K4 Enter command Send break to Send break to Break sent with mode, do not remote modem remote modem received data to send break to immediately, with the DTE. remote modem. then enter transmitted command mode. data. \K5 Send break with Send break to Send break to Break sent with transmitted remote modem remote modem received data to data. immediately. with the DTE. transmitted data. COMPRESSION Type: Configuration Format: AT [cmds] %Cn [cmds] Description: Selects data compression Command Function %C0 Data compression disabled %C1 V.42bis enabled on transmit and receive data %C2 V.42bis enabled on transmit data %C3 V.42bis enabled on receive data CONNECT MODE Type: Configuration Format: AT [cmds] \Nn [cmds] Description: Controls the type of connection the modem will operate in Command Function \N0 Normal mode enabled \N1 Direct mode enabled \N2 Reliable mode enabled \N3 Auto-reliable mode enabled \N4 V.42 reliable mode enabled \N5 MNP reliable mode enabled \N6 V.42 or MNP reliable mode enabled \N7 V.42, MNP or normal mode enabled CONNECTION SPEED LOWER LIMIT Type: Configuration Format: AT [cmds] %Ln [cmds] Description: Sets slowest allowed connection speed. Command Function %L0 No minimum speed. %L1 No minimum speed. %L2 Select 1200bps minimum speed. %L3 Select 2400bps minimum speed. %L4 Select 4800bps minimum speed. %L5 Select 9600bps uncoded minimum speed. %L6 Select 9600bps minimum speed. %L7 Select 7200bps minimum speed. %L8 Select 12Kbps minimum speed. %L9 Select 14.4Kbps minimum speed. %L11 Select 16.8Kbps minimum speed. %L12 Select 19.2Kbps minimum speed. %L13 Select 21.6Kbps minimum speed. %L14 Select 24Kbps minimum speed. %L15 Select 26.4Kbps minimum speed. %L16 Select 28.8Kbps minimum speed. %L17 Select 31.2Kbps minimum speed. %L18 Select 33.6Kbps minimum speed. CONNECTION SPEED UPPER LIMIT Type: Configuration Format: AT [cmds] %Bn [cmds] Description: Sets fastest allowed connection speed. Command Function %B0 Follow serial port speed. %B1 Select 300bps maximum speed. %B2 Select 1200bps maximum speed. %B3 Select 2400bps maximum speed. %B4 Select 4800bps maximum speed. %B5 Select 9600bps uncoded maximum speed. %B6 Select 9600bps maximum speed. %B7 Select 7200bps maximum speed. %B8 Select 12Kbps maximum speed. %B9 Select 14.4Kbps maximum speed. %B11 Select 16.8Kbps maximum speed. %B12 Select 19.2Kbps maximum speed. %B13 Select 21.6Kbps maximum speed. %B14 Select 24Kbps maximum speed. %B15 Select 26.4Kbps maximum speed. %B16 Select 28.8Kbps maximum speed. %B17 Select 31.2Kbps maximum speed. %B18 Select 33.6Kbps maximum speed. DISCONNECT BUFFER DELAY Type: Configuration Format: AT [cmds] %Dn [cmds] Range: 0-255 Unit: 1 second Description: Sets the length of time that the modem processes data in its send and receive buffers before it disconnects. DISPLAY PRODUCT VERSION Type: Immediate Format: AT [cmds] %V [cmds] Description: Displays product version. FLOW CONTROL TYPE Type: Configuration Format: AT [cmds] \Qn [cmds] Description: Sets type of flow control used by modem Command Function \Q0 Flow control disabled \Q1 Bi-directional XON/XOFF flow control enabled \Q2 DTE RTS/CTS flow control enabled \Q3 Bi-directional RTS/CTS flow control enabled \Q4 DCE flow control disabled \Q5 DCE XON/XOFF flow control enabled \Q6 DCE RTS/CTS flow control enabled \Q7 DCE RTS/CTS flow control enabled LOCK SERIAL PORT Type: Configuration Format: AT [cmds] \Jn [cmds] Description: Sets operation of serial port speed Command Function \J0 Serial speed locked \J1 Serial speed follows connect speed \J2 230.4Kbps DTE speed enabled \J3 230.4Kbps DTE speed disabled REMOTE CONFIGURATION Type: Configuration Format: AT [cmds] %T=n [cmds] AT [cmds] D<#>%Tn [cmds] Description: Initiates a remote configuration session. This command may follow a dial command, omitting the equal sign, to initiate remote configuration immediately on connection. %T with no parameter will quit the current session. REMOTE CONFIGURATION PASSWORD Type: Configuration Format: AT [cmds] %P1=nnnn [cmds] Default: N/A Range: 0-99999999, D, Description: Sets the security code that a remote modem must send to begin a remote configuration sessions. If nnnn is omitted, the code will be cleared; if a D is given, remote configuration is disabled. RETRAIN SENSITIVITY Type: Configuration Format: AT [cmds] %Rn [cmds] Description: Sets how poor line conditions must be before the modem will initiate a retrain. Command Function %R0 Modem will not initiate retrain. %R1 Modem will initiate retrain when the Bit Error Rate exceeds 10-5. %R2 Modem will initiate retrain when the Bit Error Rate exceeds 10-4. %R3 Modem will initiate retrain when the Bit Error Rate exceeds 10-3. RING INDICATOR Type: Configuration Format: AT [cmds] \Rn [cmds] Description: Controls the behavior of the ring indicator signal on pin 22 of the serial port. Command Function \R0 Ring indicate signal high during rings and forced high for duration of call. \R1 Ring indicate signal high during rings only. V.42 DETECTION Type: Configuration Format: AT [cmds] \Mn [cmds] Description: Enables/disables fast data sequence expedite V.42 link negotiation Command Function \M0 V.42 fast data sequence enabled \M1 V.42 fast data sequence disabled SPECIAL COMMANDS ANSWER/ORIGINATE Type: Configuration Format: AT [cmds] *ORn [cmds] Description: Selects either answer or originate mode in leased line operation Command Function *OR0 Originate mode enabled *OR1 Answer mode enabled AUTO-ANSWER OVERRIDE Type: Immediate Format: AT [cmds] *IC [cmds] Description: Instructs the modem to ignore the incoming call, if the modem is set to automatically answer. AUTO-DIAL STORED NUMBER Type: Configuration Format: AT [cmds] *Aun [cmds] Range: 0-9 Description: Sets the auto-dialing function to dial the number stored in memory location n. BILATERAL DIGITAL LOOPBACK Type: Configuration Format: AT [cmds] *DGn [cmds] Description: Enables/disables bilateral loopback test Command Function *DG0 Bilateral digital loopback test disabled *DG1 Bilateral digital loopback test enabled CALLBACK NUMBER Type: Configuration Format: AT [cmds] $Cn=x [cmds] Description: Programs callback number x and assigns it to user number n. Required for security levels 2 & 3. CALLER ID Type: Configuration Format: AT [cmds] *IDn [cmds] Description: Controls the Caller ID function Command Function *ID0 Caller ID disabled *ID1 Caller ID enabled COMMAND SET Type: Configuration Format: AT [cmds] *NTn [cmds] Description: Disables the AT command set. Command Function *NT0 Command set disabled. *NT1 Command set enabled. DIAL BACKUP Type: Configuration Format: AT [cmds] *DBn [cmds] Description: Controls dial backup operation Command Function *DB0 Manual dial backup enabled *DB1 Automatic dial backup enabled DISCONNECT RESET Type: Configuration Format: AT [cmds] *ROn [cmds] Description: Selects whether the modem will reset on disconnect. Command Function *RO0 Modem will not reset on disconnect. *RO1 Modem will reset on disconnect. DISPLAY SERIAL NUMBER Type: Immediate Format: AT [cmds] $V [cmds] Description: Displays product serial number. DISPLAY STORED NUMBERS Type: Immediate Format: AT [cmds] *ND [cmds] Description: Displays all stored phone numbers. DISTINCTIVE RING Type: Configuration Format: AT [cmds] *DR=n [cmds] Description: Controls the Distinctive Ring function Command Function *DR=0 Distinctive Ring disabled *DR=1 Distinctive Ring enabled EXTENDED PASSWORD FEATURES Type: Configuration Format: AT [cmds] $Wn [cmds] Description: Sets extended password features. Command set by superuser (system administrator) $W? queries setting Command Function $W0 Clears extended settings $W1 Enables a regular user to change his password and callback number $W2 Enables a remote user to gain superuser privileges FORCE RETRAIN Type: Immediate Format: AT [cmds] *RRn [cmds] Description: Forces the modem to attempt to retrain to the selected speed. Command Function *RR0 Attempt 2400bps speed. *RR1 Attempt 4800bps speed. *RR2 Attempt 7200bps speed. *RR3 Attempt 9600bps speed. *RR4 Attempt 12Kbps speed. *RR5 Attempt 14.4Kbps speed. *RR6 Attempt 16.8Kbps speed. *RR7 Attempt 19.2Kbps speed. *RR8 Attempt 21.6Kbps speed. *RR9 Attempt 24Kbps speed. *RR10 Attempt 26.4Kbps speed. *RR11 Attempt 28.8Kbps speed. *RR12 Attempt 31.2Kbps speed. *RR13 Attempt 33.6Kbps speed. HELP SCREENS Type: Immediate Format: AT $H=xxxx Description: Shows help screens. If a string is included as shown in the example, the modem will search for the string; otherwise, the whole help section will be displayed. HIGH SECURITY ENABLE Type: Configuration Format: AT [cmds] $EH=x [cmds] Description: Enables security for password x. Superuser password must be specified ILLEGAL ATTEMPT COUNTER Type: Configuration Format: AT [cmds] $Mn [cmds] Description: Keeps count of illegal attempts by users to gain superuser status. Superuser may enter user account n to reset count of specific user. $M* resets illegal attempt count for all users. LINE CURRENT DISCONNECT Type: Configuration Format: AT [cmds] *LCn [cmds] Description: Causes the modem to disconnect if the telephone line’s current drops. Command Function *LC0 Line current disconnect disabled *LC1 Disconnect after 8ms if current is lost. *LC2 Disconnect after 90ms if current is lost. LOCAL ANALOG LOOPBACK Type: Configuration Format: AT [cmds] *LAn [cmds] Description: Enables/disables DTE controlled local analog loopback Command Function *LA0 Local analog loopback disabled. Pin 18 toggle ignored *LA1 Local analog loopback enabled (pin 18) LOCAL LOGOFF Type: Configuration Format: AT [cmds] $$ [cmds] Description: Allows user to logoff after local session LOCAL LOGON Type: Configuration Format: AT [cmds] $n=x [cmds] Description: Allows user n secure logon with password x LOCAL SERIAL PORT SPEED CHANGE ON PIN 23 Type: Configuration Format: AT [cmds] *FBn [cmds] Description: Selects whether a voltage transition on pin 23 will cause the modem to change the serial port speed. Command Function *FB0 Pin 23 transition ignored. *FB1 Pin 23 negative causes modem to increase serial port speed; pin 23 positive causes modem to decrease serial port speed. MANUAL DIAL BACKUP Type: Configuration Format: AT [cmds] *LDn [cmds] Description: Autodials the number if modem is in originate mode and manual dial backup is selected. Available for leased line operation only MODULATION PROTOCOLS Type: Configuration Format: AT [cmds] *MMn [cmds] Description: Selects the protocol to use on the next connection. Command Function *MM0 Auto-detect fastest common protocol. *MM1 V.21. *MM2 Bell 103. *MM4 Bell 212A. *MM5 V.22bis. *MM6 V.27bis 4-wire leased line *MM8 V.29 4-wire leased line *MM10 V.33 4-wire leased line *MM11 V.32bis. *MM12 V.34. PASSWORD SELECTION Type: Configuration Format: AT [cmds] $C=x, y [cmds] Description: Changes password where x represents the old password and y the new password. Setting y to (-) deletes password x from memory and disables security features PASSWORD SELECTION Type: Configuration Format: AT [cmds] $Pn=x [cmds] Range (n): 0 - 50 Range (x): 4 - 34 Unit (x): ASCII Description: Selects password x and assigns it to user number n. Superuser privileges are given to user number 1. REMOTE CONFIGURATION Type: Configuration Format: AT [cmds] *RAn [cmds] Description: Enables/disables remote configuration Command Function *RA0 Remote configuration disabled *RA1 Remote configuration disabled REMOTE CONNECTION SPEED Type: Configuration Format: AT [cmds] *RBn [cmds] Description: Forces the DTE speed to selected setting Command Function *RB0 300bps *RB1 600bps *RB2 1200bps *RB3 2400bps *RB4 4800bps *RB5 7200bps *RB6 9600bps *RB7 12.0Kbps *RB8 14.4Kbps *RB9 16.8Kbps *RB10 19.2Kbps *RB11 21.6Kbps *RB12 24.0Kbps *RB13 26.4Kbps *RB14 28.8Kbps *RB15 28.4Kbps *RB16 57.6Kbps *RB17 115.2Kbps REMOTE DIGITAL LOOPBACK Type: Configuration Format: AT [cmds] *RDn [cmds] Description: Enables/disables DTE controlled remote digital loopback Command Function *RD0 Remote digital loopback disabled. Pin 21 toggle ignored *RD1 Remote digital loopback enabled (pin 21) REMOTE FORMAT Type: Configuration Format: AT [cmds] *RFn [cmds] Description: Selects number of data bits, number of stop bits and parity in remote configuration Command Function *RF0 7 data bits, mark parity, 1 stop bit *RF1 7 data bits, no parity, 2 stop bits *RF2 7 data bits, odd parity, 1 stop bit *RF3 7 data bits, even parity, 1 stop bit *RF4 8 data bits, mark parity, 1 stop bit *RF5 8 data bits, no parity, 1 stop bit *RF6 8 data bits, odd parity, 1 stop bit *RF7 8 data bits, even parity, 1 stop bit REMOTE SAVE Type: Configuration Format: AT [cmds] *RQn [cmds] Description: Selects whether to save or discard remote configuration Command Function *RQ0 Save remote configuration and exit *RQ1 Discard remote configuration and exit RESULT CODE MODE Type: Configuration Format: AT [cmds] *RCn [cmds] Description: Selects normal or Motorola result code numbering. Command Function *RC0 Result code 15 is CONNECT 4800 and code 18 is CONNECT 9600 (standard). *RC1 Result code 11 is CONNECT 4800 and code 12 is CONNECT 9600 (Motorola). RETURN TO LEASED LINE FROM DIAL BACKUP Type: Configuration Format: AT [cmds] *LBn [cmds] Description: If modem is in dial backup mode, switches to leased line operation. During leased line operation with forced answer enabled; modem waits for a dial backup call SECURITY - REPORT BLOCK USER SETTINGS Type: Immediate Format: AT [cmds] $IBn [cmds] Description: Reports security level and callback number for block of ten consecutive numbers starting with user number n. Command set by superuser (system administrator). SECURITY - REPORT USER SETTINGS Type: Immediate Format: AT [cmds] $In [cmds] Description: Reports security level and callback number for user n. A normal user may only check his own settings SECURITY DISABLE Type: Configuration Format: AT [cmds] $D=x [cmds] Description: Disables security for password x. $D? queries setting SECURITY ENABLE Type: Configuration Format: AT [cmds] $E=x [cmds] Description: Enables security for password x. $E? queries setting SECURITY LEVEL Type: Configuration Format: AT [cmds] $Ln=x [cmds] Description: Assigns security level x to user number n. Command set by superuser (system administrator) SECURITY RESET Type: Configuration Format: AT [cmds] $DR[cmds] Description: Resets security to its initial state. All passwords are deleted. Not available for remote configuration SECURITY RESET Type: Configuration Format: AT [cmds] $F=x$x [cmds] Description: Resets security to factory default settings. x=superuser password STORE PASSWORD Type: Configuration Format: AT [cmds] $S=x [cmds] Description: Sets an empty password to location x. Only effective when password memory is empty or only has one password stored. SUPERUSER PRIVILEGE Type: Configuration Format: AT [cmds] $S=x [cmds] Description: Allows normal user to gain superuser status by entering superuser password x SYSTEM STATUS Type: Immediate Format: AT [cmds] $E? [cmds] Description: Queries system security status TALK/DATA MODE Type: Immediate Format: AT [cmds] *DAn [cmds] Description: Selects talk or data mode. Command Function *DA0 Talk mode enabled. *DA1 Data mode enabled. TRANSMISSION LEVEL - LEASED-LINE Type Configuration Format AT [cmds] TLn [cmds] Range 0-30 Unit -1 dBm Description Sets the signal level for transmission over leased-lines TRANSMISSION LEVEL - SWITCHED LINE Type: Configuration Format: AT [cmds] *TDn [cmds] Default: 9 Range: 9-30 Unit: -1 dBm Description: Sets the transmitted signal level when the modem is connected to a switched phone line. USER REMOVAL Type: Configuration Format: AT [cmds] $Rn [cmds] Range (n): 2 - 50 Description: Removes user n from active status without deleting user information. Command set by superuser (system administrator). Superuser (user number 1) may not be removed from system. USER STATUS Type: Immediate Format: AT [cmds] $S? [cmds] Description: Queries whether current user has normal or superuser security status V.32 HANDSHAKE OPTIONS Type: Configuration Format: AT [cmds] *FTn [cmds] Description: Shortens V.32 and V.32bis handshake time. Command Function *FT0 Normal handshake sequence. *FT1 Training time is shortened by 2 seconds in V.32 and V.32bis modes. V.34 RETRAIN SENSITIVITY Type: Configuration Format: AT [cmds] *THn [cmds] Description: Sets how poor line conditions must be before the modem will initiate a retrain when in V.34 mode. Command Function *TH0 Modem will initiate retrain when the Bit Error Rate exceeds 10-6. *TH1 Modem will initiate retrain when the Bit Error Rate exceeds 10-4. *TH2 Modem will initiate retrain when the Bit Error Rate exceeds 10-2. V.34 SPLIT-SPEED Type: Configuration Format: AT [cmds] *ASn [cmds] Description: Controls V.34 asymmetric bit rate capability. Command Function *AS0 V.34 split-speed disabled. *AS1 V.34 split-speed enabled. S(status) REGISTERS AUTO-RELIABLE FALLBACK CHARACTER Type: Register Format: AT [cmds] S64=n [cmds] Default: 0 Range: 0-127 Unit: ASCII Description: Sets the character used as the auto-reliable fallback character. S64=0 will disable this function. BIT-MAPPED REGISTER S14 Format: AT [cmds] S14=n [cmds] Range: 0-255 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 Command echo disabled 1 Command echo enabled 2 0 Result codes enabled 1 Result codes disabled 3 0 Display result codes in numeric format 1 Display result codes in verbose format 4 0 Smart mode 1 Dumb mode 5 0 Tone dial enabled 1 Pulse dial enabled 6 0 Cleardown enabled 1 Cleardown disabled 7 0 Answer mode enabled 1 Originate mode enabled BIT-MAPPED REGISTER S21 Format AT [cmds] S21=n [cmds] Range: 0-255 Unit: Bit-mapped Description: Selects CTS/DCD/DSR signals, low DTR action, and the long space disconnect function. Bit Value Function 0 00 DSR forced high 10 DSR normal 01 DSR off 5 seconds after disconnect 11 DSR follows off-hook 1 00 DCD forced high 10 DCD normal 01 DCD off 5 seconds after disconnect 11 DCD follows RTS 2 0 CTS follows RTS by S26 delay 1 CTS forced high 4, 3 00 DTR signal ignored 01 Modem goes to command mode on low DTR 10 Modem disconnects on low DTR; Auto-Answer is disabled. 11 Modem is initialized on low DTR 5 00 DCD forced high 10 DCD normal 01 DCD off 5 seconds after disconnect 11 DCD follows RTS 6 00 DSR forced high 10 DSR normal 01 DSR off 5 seconds after disconnect 11 DSR follows off-hook 7 0 Long space disconnect function disabled 1 Long space disconnect function enabled BIT-MAPPED REGISTER S23 Format AT [cmds] S23=n [cmds] Range: 0-189 Unit: Bit-mapped Description: Grants/denies remote digital loopback, and sets guard tone. Bit Value Function 0 0 Remote digital loopback denied 1 Remote digital loopback allowed 5 - 1 0 Not used 7, 6 00 Guard tone disabled 01 Guard tone 550Hz enabled 10 Guard tone 1800Hz enabled BIT-MAPPED REGISTER S27 Format AT [cmds] S27=n [cmds] Default: 9 Range: 0 - 127 Description: Selects sync/async mode, line type, clock source, and ITU-T/Bell modes. Bit Value Function 1, 0 00 Asynchronous command and data modes. 01 Asynchronous command, synchronous connect mode. 10 DTR dialing enabled, synchronous connect mode. 11 Manual dialing only, synchronous connect mode. 2 0 Switched line. 1 Leased line. 3 0 Not used. 5, 4 00 Internal DTE transmit clock source. 01 External DTE transmit clock source. 10 Slave DTE transmit clock source. 6 0 Asynchronous DTR dialing enabled. 1 Asynchronous DTR dialing disabled. BIT-MAPPED REGISTER S29 Format AT [cmds] S29=n [cmds] Default: 0 Range: 0 - 135 Description: Controls command set, option retaining, V.32 fast handshaking, and DTE fallback. Bit Value Function 0 0 AT command set enabled. 1 AT command set disabled. 1 0 Modem will not reset on disconnect. 1 Modem will reset on disconnect. 2 0 Normal V.32 handshake sequence. 1 Training time is shortened by 2 seconds in V.32 and V.32bis modes. 6 - 3 0 Not used. 7 0 DTE fallback disabled 1 DTE fallback enabled BIT-MAPPED REGISTER S32 Format AT [cmds] S32=n [cmds] Default: 0 Range: 0 - 255 Description: Controls leased line option, line current disconnect, and dial backup Bit Value Function 0 0 2-wire leased line operation 1 4-wire leased line operation 1 0 Short line current disconnect 1 Long line current disconnect 2 0 Line current disconnect disabled 1 Line current disconnect enabled 3 0 Manual dial backup enabled 1 Automatic dial backup enabled 4-7 0 Not used. BIT-MAPPED REGISTER S53 Format AT [cmds] S53=n [cmds] Default: 0 Range: 0 - 255 Description: Controls automatic rate adaption options Bit Value Function 0 0 Rate renegotiation above initial connect disabled 1 Rate renegotiation above initial connect enabled 1 0 Not used. 3, 2 00 Automatic rate adaption threshold disabled 01 Modem will initiate retrain on low Bit Error Rate (10-6) 10 Modem will initiate retrain on medium Bit Error Rate 11 (10-4) Modem will initiate retrain on high Bit Error Rate (10-2) 4 0 Not used. 5 0 Protocol negotiation status disabled 1 Protocol negotiation status enabled 6 0 Not used. 7 0 Distinctive ring detection disabled 1 Distinctive ring detection enabled BIT-MAPPED REGISTER S57 Format: AT [cmds] S57=n [cmds] Default: 0 Range: 0 - 33 Description: Controls result code format and busy out. Bit Value Function 0 0 Result code 15 is CONNECT 4800 and code 18 is CONNECT 9600 (standard). 1 Result code 11 is CONNECT 4800 and code 12 is CONNECT 9600 (Motorola). 4 - 1 0 Not used. 5 0 Busy out during local analog loopback test disabled. 1 Busy out during local analog loopback test enabled. 6, 7 0 Not used. BIT-MAPPED REGISTER S60 Format AT [cmds] S60=n [cmds] Default: 67 Range: 0 - 255 Description: Controls auto-retrain, MNP, auto-reliable time buffering, RI signal, and extended result codes. Bit Value Function 0 0 Auto-retrain disabled. 1 Auto-retrain enabled. 1 0 MNP disabled. 1 MNP enabled. 2 0 Data is discarded during auto-reliable time. 1 Data is buffered during auto-reliable time. 5 - 3 0 Not used. 6 0 RI signal high during rings, and forced high for duration of call. 1 RI signal high during rings only. 7 0 Extended result codes disabled. 1 Extended result codes enabled. BIT-MAPPED REGISTER S70 Format AT [cmds] S70=n [cmds] Default: 15 Range: 0 - 15 Description: Controls connect mode and V.42 negotiation mode. Bit Value Function 2, 1, 0 000 Normal mode enabled. 001 Direct mode enabled. 010 MNP mode only enabled. 011 MNP mode with fallback to normal mode enabled. 100 V.42 mode only enabled. 101 V.42 mode with fallback to normal mode enabled. 110 V.42 mode with fallback to MNP enabled. 111 V.42 mode with fallback to MNP and normal modes enabled. 3 0 Normal V.42 handshaking enabled. 1 Fast V.42 handshaking enabled. 7 - 4 0 Not used BIT-MAPPED REGISTER S72 Format AT [cmds] S72=n [cmds] Default: 0 Range: 0 - 137 Description: Controls serial port lock, CTS signal, and auto-callback function. Bit Value Function 0 0 Serial speed locked. 1 Serial speed follows connect speed. 2, 1 00 Not used. 3 0 CTS normal. 1 CTS follows DCD. 6 - 4 0 Not used. 7 0 Auto-callback disabled. 1 Auto-callback enabled. BIT-MAPPED REGISTER S82 Format AT [cmds] S82=n [cmds] Description: Controls negotiation status Bit Value Function 1 - 0 0 Not used 3 - 2 00 Extended result codes disabled 01 Extended result codes enabled 10 Display DCE rate 7 - 4 0 Not used BIT-MAPPED REGISTER S84 Format AT [cmds] S84=n [cmds] Description: Enables/disables key abort Bit Value Function 0 0 Key abort enabled 1 Key abort disabled 7 - 1 0 Not used BIT-MAPPED REGISTER S95 Format: AT [cmds] S95=n [cmds] Range: 0 - 255 Description: Controls non-linear coding, pre-emphasis, shaping, and pre-coding. Bit Value Function 0 0 V.8 answer disabled for modulations below V.34. 1 V.8 answer enabled for modulations below V.34. 3 - 1 0 Not used. 4 0 Non-linear coding disabled. 1 Non-linear coding enabled. 5 0 Pre-emphasis disabled. 1 Pre-emphasis enabled. 6 0 Constellation shaping disabled. 1 Constellation shaping enabled. 7 0 Pre-coding disabled. 1 Pre-coding enabled. BIT-MAPPED REGISTER S96 Format: AT [cmds] S96=n [cmds] Range: 0 - 156 Description: Controls TX level deviation and asymmetric bit rates. Bit Value Function 4 - 0 0 Not used. 5 0 Asymmetric bit rates disabled. 1 Asymmetric bit rates enabled. 6 0 Not used. 7 0 TX level deviation disabled. 1 TX level deviation enabled. BIT-MAPPED REGISTER S97 Format AT [cmds] S97=n [cmds] Default: 0 Range: 0 - 32 Description: Controls automatic rate adaption options in V.34 mode Bit Value Function 0, 1 00 V.34 threshold low (10-6 Bit Error Rate) 01 V.34 threshold medium (10-4 Bit Error Rate) 10 V.34 threshold high (10-2 Bit Error Rate) 2—7 0 Not used. BREAK LENGTH Type: Register Format: AT [cmds] S79=n [cmds] Default: 35 Range: 0 - 255 Unit: 20ms Description: Sets the length of breaks sent from DCE to DTE. BREAK TYPE Type: Register Format: AT [cmds] S59=n [cmds] Description: Configures action of break signal. Command Break from DTE Break from Modem Break from DTE receives \B remote modem Reliable/Normal mode Direct mode S59=0 Enter command Send break to Buffers Buffers mode, do not remote modem cleared and cleared and send break to immediately, break sent to break sent to remote modem. then enter remote modem. DTE. command mode. S59=1 Buffers cleared Send break to Buffers Buffers and break sent remote modem cleared and cleared and to remote immediately. break sent to break sent to modem. remote modem. DTE. S59=2 Enter command Send break to Send break to Send break to mode, do not remote modem remote modem DTE send break to immediately, immediately. immediately. remote modem. then enter command mode. S59=3 Send break to Send break to Send break to Send break to remote modem remote modem remote modem DTE immediately. immediately. immediately. immediately. S59=4 Enter command Send break to Send break to Break sent mode, do not remote modem remote modem with received send break to immediately, with data to the remote modem. then enter transmitted DTE. command mode. data. S59=5 Send break with Send break to Send break to Break sent transmitted remote modem remote modem with received data. immediately. with data to the transmitted DTE. data. CHARACTER LENGTH AND PARITY Format AT [cmds] S61? [cmds] Default: Read-only Range: 0 - 56 Description: Reports current character length and parity. Bit Value Meaning 2 - 0 0 Not used. 3 0 7 bit character length set. 1 8 bit character length set. 5, 4 00 MARK parity. 01 No parity. 10 Odd parity. 11 Even parity. 7, 6 0 Not used. COMPRESSION Type: Register Format: AT S56=n Description: Selects data compression. Command Function S56=0 Data compression disabled. S56=1 Data compression enabled on transmit only. S56=2 Data compression enabled on receive only. S56=3 Data compression enabled. COMPRESSION AND ERROR CORRECTION - CURRENT Type: Register - read-only Format: AT [cmds] S71? [cmds] Description: Reports current compression and error correction protocols. Value Meaning 0 No compression or error correction protocols active. 1 Negotiation in progress. 2 MNP2 active. 3 MNP3 active. 4 MNP4 active. 5 MNP5 active. 6 V.42 active. 7 V.42bis active. CONNECTION SPEED DISPLAY Type: Register - read-only Format: AT [cmds] S67? [cmds] Description: Reports current connection speed. Value Meaning 1 300bps 3 1200bps 4 2400bps 5 4800bps 6 7200bps 7 9600bps uncoded 8 9600bps trellis 9 12.0Kbps 10 14.4Kbps 11 16.8Kbps 12 19.2Kbps 13 21.6Kbps 14 24.0Kbps 15 26.4Kbps 16 28.8Kbps 17 31.2Kbps 18 33.6Kbps CONNECTION SPEED LOWER LIMIT Type: Register Format: AT [cmds] S81=n [cmds] Description: Sets minimum allowed connection speed. Command Function S81=0 No minimum speed. S81=1 No minimum speed. S81=2 1200bps S81=3 2400bps S81=4 4800bps S81=5 9600bps uncoded S81=6 9600bps trellis S81=7 12.0Kbps S81=8 14.4Kbps S81=9 600bps S81=11 16.8Kbps S81=12 19.2Kbps S81=13 21.6Kbps S81=14 24.0Kbps S81=15 26.4Kbps S81=16 28.8Kbps S81=17 31.2Kbps S81=18 33.6Kbps CONNECTION SPEED UPPER LIMIT Type: Configuration Format: AT [cmds] S69=n [cmds] Description: Sets maximum allowed connection speed. Value Function 0 Rate selected by register S80 1 300bps 3 1200bps 4 2400bps 5 4800bps 6 7200bps 7 9600bps uncoded 8 9600bps trellis 9 12.0Kbps 10 14.4Kbps 11 16.8Kbps 12 19.2Kbps 13 21.6Kbps 14 24.0Kbps 15 26.4Kbps 16 28.8Kbps 17 31.2Kbps 18 33.6Kbps DIAL BACKUP TIMER Type: Register Format AT [cmds] S28=n [cmds] Range: 0-255 Default: 15 Unit: 1 minute Description: Specifies the amount of time the modem will remain in dial backup mode before retrying leased line mode. S28=0 disables timer DISCONNECT BUFFER DELAY Type: Register Format: AT [cmds] S62=n [cmds] Default: 0 Range: 0-255 Unit: 1 second Description: Configures how long the modem will wait to disconnect if there is data in the transmit or receive buffers. DTR IGNORE TIME ON CONNECT Type: Register Format AT [cmds] S25=n [cmds] Range: 0-255 Default: 5 Unit: 10ms Description: Sets the time the modem will ignore a low DTR after a connection FLOW CONTROL CHARACTER - XOFF FROM TERMINAL Type: Register Format: AT [cmds] S45=n [cmds] Default: 19 Range: 0-127 Unit: ASCII Description: Sets the character the terminal sends to represent XOFF. FLOW CONTROL CHARACTER - XOFF TO TERMINAL Type: Register Format: AT [cmds] S50=n [cmds] Default: 19 Range: 0-127 Unit: ASCII Description: Sets the character the modem sends to represent XOFF. FLOW CONTROL CHARACTER - XON FROM TERMINAL Type: Register Format: AT [cmds] S44=n [cmds] Default: 17 Range: 0-127 Unit: ASCII Description: Sets the character the terminal sends to represent XON. FLOW CONTROL CHARACTER - XON TO TERMINAL Type: Register Format: AT [cmds] S49=n [cmds] Default: 17 Range: 0-127 Unit: ASCII Description: Sets the character the modem sends to represent XON. FLOW CONTROL MODE Format AT [cmds] S54=n [cmds] Default: 33 Range: 0 - 123 Description: Controls flow control type and pass-through. Bit Value Function 1, 0 00 Flow control disabled. 01 Bidirectional XON/XOFF flow control enabled. 10 CTS flow control by DCE enabled. 11 Bidirectional CTS/RTS flow control enabled. 2 0 Not used. 3 0 Flow control disabled. 1 Flow control enabled. 4 0 XON/XOFF signals trapped by local modem. 1 XON/XOFF passed through local modem. 6, 5 00 Flow control by DCE disabled. 01 XON/XOFF flow control by DCE enabled. 10 RTS flow control by DCE enabled. 11 RTS flow control by DCE enabled. INACTIVITY TIMER Type: Register Format: AT [cmds] S58=n [cmds] Default: 0 Range: 0-255 Unit: 1 minute Description: Sets the length of time the modem does not receive information before it disconnects. LEASED LINE BACKUP NUMBER Type: Register Format: AT [cmds] S35=n [cmds] Description: Sets the stored number the modem will dial for DTR dialing and leased-line backup. LOCAL SERIAL PORT SPEED DISPLAY Type: Configuration Format: AT [cmds] S80=n [cmds] Description: Reports the current serial port speed. Value Meaning 1 300bps 2 600bps 3 1200bps 4 2400bps 5 4800bps 6 7200bps 7 9600bps 8 12.0Kbps 9 14.4Kbps 10 16.8Kbps 11 19.2Kbps 12 21.6Kbps 13 24.0Kbps 14 26.4Kbps 15 28.8Kbps 16 31.2Kbps 17 33.6Kbps 18 38.4Kbps 19 57.6Kbps 20 115.2Kbps MAXIMUM BLOCK SIZE FOR TRANSMISSION Type: Register Format: AT [cmds] S63=n [cmds] Description: Sets the maximum transmittable block size. Command Function S63=0 MNP block size is 64 characters. S63=1 MNP block size is 128 characters. S63=2 MNP block size is 192 characters. S63=3 MNP block size is 256 characters. MODULATION PROTOCOL Type: Configuration Format: AT [cmds] S88=n [cmds] Description: Selects the protocol to use on the next connection. Command Function S88=0 Auto-detect fastest protocol S88=1 V.21 S88=2 Bell 103 S88=4 Bell 212/A S88=5 V.22bis S88=6 V.27 (leased line only) S88=8 V.29 (leased line only) S88=10 V.33bis (leased line only) S88=11 V.32bis S88=12 V.34. MODULATION PROTOCOL DISPLAY Type: Register - read-only Format: AT [cmds] S91? [cmds] Description: Returns a value indicating the current protocol. Value Meaning 1 V.21 2 Bell 103 4 Bell 212/A 5 V.22bis 6 V.27 (leased line only) 8 V.29 (leased line only) 10 V.33bis (leased line only) 11 V.32bis 12 V.34. REMOTE CONFIGURATION ESCAPE CHARACTER Type: Register Format AT [cmds] S41=n [cmds] Range: 0-255 Default: 61 Unit: ASCII Description: Selects the escape character for remote configuration REMOTE CONFIGURATION GUARD TIME Type: Register Format AT [cmds] S42=n [cmds] Range: 0-255 Default: 50 Unit: 20ms Description: Selects the guard time for remote configuration RTS TO CTS DELAY Type: Register Format AT [cmds] S26=n [cmds] Range: 0 - 255 Unit: 10ms Description: Sets the duration of delay for CTS to respond to RTS status change SECURITY - AUTO-CALLBACK DELAY Type: Register Format: AT [cmds] S78=n [cmds] Default: 30 Range: 0-255 Unit: 1 second Description: Configures how long the modem will wait to execute the auto-callback sequence after an incoming call is detected. SECURITY - CALLBACK DELAY Type: Register Format: AT [cmds] S74=n [cmds] Default: 15 Range: 0-255 Unit: 1 second Description: Determines how long the modem will wait to execute a callback sequence after the user has disconnected. SECURITY - CALLBACK RETRY Type: Register Format: AT [cmds] S75=n [cmds] Default: 0 Range: 0-255 Unit: 1 redial Description: Sets how many times the modem will attempt to execute a callback if the first call fails. SECURITY - CALLBACK RETRY DELAY Type: Register Format: AT [cmds] S76=n [cmds] Default: 15 Range: 0-255 Unit: 1 second Description: Configures how long the modem will wait to execute another callback sequence after one has failed. SECURITY - FAILED LOGIN ATTEMPT MAXIMUM Type: Register Format: AT [cmds] S77=n [cmds] Default: 0 Range: 0-255 Unit: 1 attempt Description: Sets the maximum number of failed logins the modem will accept until it disconnects. S77=0 disables SECURITY - PASSWORD TIME Type: Register Format: AT [cmds] S73=n [cmds] Default: 0 Range: 0-255 Unit: 1 second Description: Determines how long the modem will wait for a password when in secure mode. TEST MODES Format AT [cmds] S34=n [cmds] Default: 0 Range: 0 - 15 Description: Initiates and controls loopback test options. Bit Value Function 0 0 Not used. 1 0 End bidirectional local digital loopback test. 1 Begin bidirectional local digital loopback test. 2 0 Pin 18 ignored 1 Pin 18 toggle initiates local analog loopback test. 3 0 Pin 21 ignored 1 Pin 21 toggle initiates remote digital loopback test. TRANSMISSION LEVEL - DIAL LINE Type Register or Configuration Format AT [cmds] S51=n [cmds] Range 9-30 Unit -1 dBm Description Sets the signal level for dial line transmissions TRANSMISSION LEVEL - LEASED-LINE Type Register or Configuration Format AT [cmds] S52=n [cmds] Range 0-30 Unit -1 dBm Description Sets the signal level for transmission over leased-lines V.25bis OPTIONS Format AT [cmds] S30=n [cmds] Default: 0 Range: 0 - 255 Description: Controls V.25bis character set, VAL response, NRZ/NRZI, and communications mode. Bit Value Function 0 0 Not used. 1 0 Use ASCII character set. 1 Use EBCDIC character set. 2 0 VAL response enabled. 1 VAL response disabled. 4, 3 00 Not used. 5 0 Use NRZ mode. 1 Use NRZI mode. 7, 6 00 V.25bis command set disabled. 01 V.25bis bisynchronous command, synchronous connect mode. 10 V.25bis SDLC command, synchronous connect mode. 11 V.25bis asynchronous command, synchronous connect mode.