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       # SHARK MULTIMEDIA
       
          LEOPARD 336
       
          Card Type              Modem (asynchronous)                    
          Chip Set               Rockwell                                
          I/O Options            Microphone in, speaker out , line in,   
                                 line out                                
          Maximum Modem Rate     33.6Kbps                                
          Maximum Fax Rate       14.4Kbps                                
          Data Modulation        Bell 103/212A                           
          Protocol                                                       
                                 ITU-T V.34, V.FC, V.32bis, V.32,        
                                 V.22bis, V.22, V.23 V.21                
          Fax Modulation         ITU-T V.17, V.21CH2, V.27ter, V.29      
          Protocol               
          Error                  MNP5, V.42bis                           
          Correction/Compression 
          Fax Class              Class I & II                            
          Data Bus               16-bit ISA                              
          Card Size              Half-length, half-height card           
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |        Function        | Label  |   Function    |  Label   |
          |------------------------------------------------------------|
          | Line out                   |   CN1    | Microphone  | CN3  |
          |----------------------------+----------+-------------+------|
          | Line in                    |   CN2    | Speaker out | CN4  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   SUPPORTED COMMAND SET                    |
          |------------------------------------------------------------|
          |                     Basic AT Commands                      |
          |------------------------------------------------------------|
          | AT, A/                                                     |
          |------------------------------------------------------------|
          | A, B, D, E, H, M, O, P, Q, T, V, W, X, Y, Z                |
          |------------------------------------------------------------|
          | &D, &M, &P, &Q, &R, &T, &W, &X, &Y, &Z                     |
          |------------------------------------------------------------|
          |                    Extended AT Commands                    |
          |------------------------------------------------------------|
          | \A, \B, \K, \N,                                            |
          |------------------------------------------------------------|
          | %C, %E, %L, %Q                                             |
          |------------------------------------------------------------|
          |                        S Registers                         |
          |------------------------------------------------------------|
          | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12,     |
          | S14, S16, S18, S21, S22, S23, S24, S25,                    |
          |------------------------------------------------------------|
          | S26, S27, S28, S29, S30, S38, S39, S40, S46, S48, S82,     |
          | S91, S92, S95                                              |
          |------------------------------------------------------------|
          |                      Special Commands                      |
          |------------------------------------------------------------|
          | -K, +MS                                                    |
          |------------------------------------------------------------|
          | Note: See MHI Help File for full command documentation.    |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                            Proprietary AT Command Set
       
          +------------------------------------------------------------+
          |                      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                  |
          |---------------+--------------------------------------------|
          |     í C1      | Return OK message                          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                          ECHOPLEX                          |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] Fn [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Selects whether commands sent while in data |
          |              | mode are echoed                             |
          |------------------------------------------------------------|
          |      Note: This command is only supported on older modems  |
          |------------------------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |      F0      | Auto detect mode                            |
          |--------------+---------------------------------------------|
          |     í F1     | V.21 or Bell 103                            |
          |--------------+---------------------------------------------|
          |      F3      | V.23 line modulation                        |
          |--------------+---------------------------------------------|
          |      F4      | V.22 or Bell 212A 1200bps line speed        |
          |--------------+---------------------------------------------|
          |      F5      | V.22bis line modulation                     |
          |--------------+---------------------------------------------|
          |      F6      | V.32bis or V.32 4800 line modulation        |
          |--------------+---------------------------------------------|
          |      F7      | V.32bis 7200 line modulation                |
          |--------------+---------------------------------------------|
          |      F8      | V.32bis or V.32 9600 line modulation        |
          |--------------+---------------------------------------------|
          |      F9      | V.32bis 12000 line modulation               |
          |--------------+---------------------------------------------|
          |     F10      | V.32bis 14400 line modulation               |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     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                        |
          |--------------+---------------------------------------------|
          |      I2      | Report OK                                   |
          |--------------+---------------------------------------------|
          |      I3      | Report firmware revision, model, and        |
          |              | interface type                              |
          |--------------+---------------------------------------------|
          |      I4      | Report response programmed by OEM           |
          |--------------+---------------------------------------------|
          |      I5      | Report the country code parameter           |
          |--------------+---------------------------------------------|
          |      I6      | Report modem data pump model and code       |
          |              | revision                                    |
          |--------------+---------------------------------------------|
          |      I7      | Report DAA code                             |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
          +------------------------------------------------------------+
          |                       SPEAKER VOLUME                       |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] Ln [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Controls speaker volume                     |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |      L0      | Low volume setting                          |
          |--------------+---------------------------------------------|
          |      L1      | Low volume setting                          |
          |--------------+---------------------------------------------|
          |     í L2     | Medium volume setting                       |
          |--------------+---------------------------------------------|
          |      L3      | Highest volume setting                      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    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                |
          |--------------+---------------------------------------------|
          |     í N1     | Auto-mode detection enabled                 |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                            RLSD                            |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Cn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects whether the RLSD option is enabled  |
          |              | or disabled                                 |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    í &C0     | Force RLSD active regardless of the carrier |
          |              | state                                       |
          |--------------+---------------------------------------------|
          |     &C1      | Allow RLSD to follow the carrier state      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  FACTORY DEFAULT PROFILE                   |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &F [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Sets values in active profile to values     |
          |              | found in the default profile                |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    í &F0     | Restore factory configuration 0             |
          |--------------+---------------------------------------------|
          |     &F1      | Restore factory configuration 1             |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
          +------------------------------------------------------------+
          |                         GUARD TONE                         |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Gn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Commands the modem to transmit a guard tone |
          |              | in V.22/V.22bis                             |
          |------------------------------------------------------------|
          |      Note: Used primarily for international data           |
          |      transmission                                          |
          |------------------------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    í &G0     | Guard tone disabled                         |
          |--------------+---------------------------------------------|
          |     &G1      | Guard tone disabled                         |
          |--------------+---------------------------------------------|
          |     &G2      | 1800Hz guard tone enabled                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         JACK TYPE                          |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Jn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Included for compatibility, performs no     |
          |              | function.                                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        FLOW CONTROL                        |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Kn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Enables flow control options                |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &K0      | Flow control disabled                       |
          |--------------+---------------------------------------------|
          |    í &K3     | RTS/CTS flow control enabled                |
          |--------------+---------------------------------------------|
          |     &K4      | XON/XOFF flow control enabled               |
          |--------------+---------------------------------------------|
          |     &K5      | Transparent XON/XOFF flow control enabled   |
          |--------------+---------------------------------------------|
          |     &K6      | RTS/CTS and XON/XOFF flow control enabled   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         LINE TYPE                          |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Ln [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects line type                           |
          |--------------+---------------------------------------------|
          |   Command    |                  Line Type                  |
          |--------------+---------------------------------------------|
          |    í &L0     | Switched line (PSTN/Dial-up)                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    DATA SET READY (DSR)                    |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &Sn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects DSR options                         |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &S0      | DSR forced high                             |
          |--------------+---------------------------------------------|
          |    í &S1     | DSR high only while modem is handshaking or |
          |              | connected                                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CONFIGURATION PROFILES                   |
          |------------------------------------------------------------|
          | Type:        | Immediate                                   |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] &V [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Displays active and stored configuration    |
          |              | profiles                                    |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     &V1      | Displays the connection statistics          |
          +------------------------------------------------------------+
       
                               Extended AT Commands
       
          +------------------------------------------------------------+
          |                      CONNECT MESSAGE                       |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] \Vn [cmds]                        |
          |--------------+---------------------------------------------|
          | Description: | Selects extended result codes               |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     \V0      | Connect messages are controlled by the      |
          |              | command settings X, W, and S95              |
          |--------------+---------------------------------------------|
          |     \V1      | Connect messages are displayed in the       |
          |              | single line format                          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              AUTO-RELIABLE FALLBACK CHARACTER              |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] %An [cmds]                        |
          |--------------+---------------------------------------------|
          | Default:     | 19                                          |
          |--------------+---------------------------------------------|
          | Range:       | 0-127                                       |
          |--------------+---------------------------------------------|
          | Unit:        | ASCII                                       |
          |--------------+---------------------------------------------|
          | Description: | Sets the character used as the              |
          |              | auto-reliable fallback character            |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     %A0      | Disable                                     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                PLUG AND PLAY SERIAL NUMBER                 |
          |------------------------------------------------------------|
          | Type:        | Immediate                                   |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] %7 [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Displays the Plug and Play serial number    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  PLUG AND PLAY VENDOR ID                   |
          |------------------------------------------------------------|
          | Type:        | Immediate                                   |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] %8 [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Displays the Plug and Play vendor ID and    |
          |              | product number                              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      MNP10 - FALLBACK                      |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] -SECn [cmds]                      |
          |--------------+---------------------------------------------|
          | Description: | Allows MNP10 to fall back to speeds slower  |
          |              | than 4800bps                                |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    -SEC0     | MNP 10-EC disabled                          |
          |--------------+---------------------------------------------|
          |    -SEC1     | MNP 10-EC enabled and set transmit level    |
          |              | <tx level> 0 to 30                          |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
          +------------------------------------------------------------+
          |                      DISTINCTIVE RING                      |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] -SDR=n [cmds]                     |
          |--------------+---------------------------------------------|
          | Description: | Controls the distinctive ring type          |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |    -SDR=0    | Disable distinctive ring                    |
          |--------------+---------------------------------------------|
          |    -SDR=1    | Ring type 1                                 |
          |--------------+---------------------------------------------|
          |    -SDR=2    | Ring type 2                                 |
          |--------------+---------------------------------------------|
          |    -SDR=3    | Ring type 1 and 2                           |
          |--------------+---------------------------------------------|
          |    -SDR=4    | Ring type 3                                 |
          |--------------+---------------------------------------------|
          |    -SDR=5    | Ring type 1 and 3                           |
          |--------------+---------------------------------------------|
          |    -SDR=6    | Ring type 2 and 3                           |
          |--------------+---------------------------------------------|
          |    -SDR=7    | Ring type 1, 2, and 3                       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                          RPI MODE                          |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] +H [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Sets the flash memory download speed        |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |     +H0      | RPI/Video Ready Mode disabled               |
          |--------------+---------------------------------------------|
          |     +H1      | RPI enabled and DTE speed set to 19200kps   |
          |--------------+---------------------------------------------|
          |     +H2      | RPI enabled and DTE speed set to 38400kps   |
          |--------------+---------------------------------------------|
          |     +H3      | RPI enabled and DTE speed set to 57600kps   |
          |--------------+---------------------------------------------|
          |     +H11     | RPI+ mode enabled                           |
          |--------------+---------------------------------------------|
          |     +H16     | Video Ready Mode enabled                    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    BLACKLISTED NUMBERS                     |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] *B [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Displays the list of permanently            |
          |              | blacklisted numbers                         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      DELAYED NUMBERS                       |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] *D [cmds]                         |
          |--------------+---------------------------------------------|
          | Description: | Displays the list of delayed numbers        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                          COUNTRY                           |
          |------------------------------------------------------------|
          | Type:        | Configuration                               |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] *NCn [cmds]                       |
          |--------------+---------------------------------------------|
          | Description: | Changes the country to one of eight listed  |
          |              | in NVRAM                                    |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                               S(status) -REGISTERS
       
          +------------------------------------------------------------+
          |                  BIT-MAPPED REGISTER S19                   |
          |------------------------------------------------------------|
          | Format       | AT [cmds] S19=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 0                                           |
          |--------------+---------------------------------------------|
          | Range:       | Unidentified                                |
          |--------------+---------------------------------------------|
          | Description: | AutoSync options                            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BIT-MAPPED REGISTER S20                   |
          |------------------------------------------------------------|
          | Format       | AT [cmds] S20=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | 0                                           |
          |--------------+---------------------------------------------|
          | Range:       | 0-255                                       |
          |--------------+---------------------------------------------|
          | Unit:        | Bit-mapped                                  |
          |--------------+---------------------------------------------|
          | Description: | AutoSync HDLC address or BSC Sync character |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BIT-MAPPED REGISTER S31                   |
          |------------------------------------------------------------|
          | Format:        | AT [cmds] S31=n [cmds]                    |
          |----------------+-------------------------------------------|
          | Default:       | Unidentified                              |
          |----------------+-------------------------------------------|
          | Range:         | 0-10                                      |
          |----------------+-------------------------------------------|
          | Description:   | Select automode and extended result code  |
          |                | format.                                   |
          |------------------------------------------------------------|
          |   Bit    | Value |                Function                 |
          |----------+-------+-----------------------------------------|
          |    0     |     0 | Not used                                |
          |----------+-------+-----------------------------------------|
          |    1     |     0 | Auto-mode detection disabled            |
          |          |       |                                         |
          |          |     1 | In originate mode, handshake begins at  |
          |          |       | line speed designated by the S37        |
          |          |       | register. Modem can shift to a slower   |
          |          |       | speed if necessary.                     |
          |          |       |                                         |
          |          |       | In answer mode, handshake attempted     |
          |          |       | with the following protocols in order - |
          |          |       | V.FC, V.32bis, V.32, V.22bis, V.22 or   |
          |          |       | Bell 212, V.21, and Bell 103            |
          |----------+-------+-----------------------------------------|
          |   2-3    |     0 | Auto line speed detection (Nn) disabled |
          |          |       |                                         |
          |          |     1 | Auto line speed detection (Nn) enabled  |
          |----------+-------+-----------------------------------------|
          |   4-5    |     0 | Caller ID disabled                      |
          |          |       |                                         |
          |          |     1 | Short Caller ID enabled                 |
          |          |       |                                         |
          |          |     2 | Long Caller ID enabled                  |
          |----------+-------+-----------------------------------------|
          |   6-7    |   11b | Reserved                                |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
          +------------------------------------------------------------+
          |                       DCE LINE SPEED                       |
          |------------------------------------------------------------|
          | Type:        | Register                                    |
          |--------------+---------------------------------------------|
          | Format       | AT [cmds] S37=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Description: | Sets the maximum allowable data exchange    |
          |              | rate attempted during handshake process.    |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |   í S37=0    | Attempt automode connection. If N0 is       |
          |              | active, connection is attempted at the most |
          |              | recently sensed DTE speed. If N1 is active, |
          |              | connection is attempted at the highest      |
          |              | possible speed.                             |
          |--------------+---------------------------------------------|
          |   S37=1-3    | Attempt to connect at 300bps                |
          |--------------+---------------------------------------------|
          |    S37=4     | Reserved                                    |
          |--------------+---------------------------------------------|
          |    S37=5     | Attempt to connect at 1200bps               |
          |--------------+---------------------------------------------|
          |    S37=6     | Attempt to connect at 2400bps               |
          |--------------+---------------------------------------------|
          |    S37=7     | Attempt to connect at V.23                  |
          |--------------+---------------------------------------------|
          |    S37=8     | Attempt to connect at 4800bps               |
          |--------------+---------------------------------------------|
          |    S37=9     | Attempt to connect at 9600bps               |
          |--------------+---------------------------------------------|
          |    S37=10    | Attempt to connect at 12000bps              |
          |--------------+---------------------------------------------|
          |    S37=11    | Attempt to connect at 14400bps              |
          |--------------+---------------------------------------------|
          |    S37=12    | Attempt to connect at 7200bps               |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BIT-MAPPED REGISTER S41                   |
          |------------------------------------------------------------|
          | Format       | AT [cmds] S41=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | Unidentified                                |
          |--------------+---------------------------------------------|
          | Range:       | 0-31                                        |
          |--------------+---------------------------------------------|
          | Unit:        | Bit-mapped                                  |
          |--------------+---------------------------------------------|
          | Description: | Selects compression, auto-retrain, flow     |
          |              | control, and MNP mode.                      |
          |--------------+---------------------------------------------|
          | Bit  | Value |                  Function                   |
          |------+-------+---------------------------------------------|
          | 0-1  |     0 | Disabled                                    |
          |      |       |                                             |
          |      |     1 | MNP5                                        |
          |      |       |                                             |
          |      |     2 | V.42bis                                     |
          |      |       |                                             |
          |      |     3 | MNP5 and V.42bis                            |
          |------+-------+---------------------------------------------|
          | 2,6  |   0,0 | Retrain and fallback/fall forward disabled  |
          |      |       |                                             |
          |      |   0,1 | Retrain enabled                             |
          |      |       |                                             |
          |      |   1,0 | Fallback/fall forward enabled               |
          |------+-------+---------------------------------------------|
          |  3   |       | Reserved                                    |
          |------+-------+---------------------------------------------|
          | 4-5  |       | Reserved                                    |
          |------+-------+---------------------------------------------|
          |  7   |       | Reserved                                    |
          +------------------------------------------------------------+
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
                                         
       
          +------------------------------------------------------------+
          |                  BIT-MAPPED REGISTER S86                   |
          |------------------------------------------------------------|
          | Format       | AT [cmds] S86=n [cmds]                      |
          |--------------+---------------------------------------------|
          | Default:     | Unidentified                                |
          |--------------+---------------------------------------------|
          | Range:       | 0, 4, 5, 9, 12, 13, 14                      |
          |--------------+---------------------------------------------|
          | Unit:        | Bit-mapped                                  |
          |--------------+---------------------------------------------|
          | Description: | Records the first event that contributes to |
          |              | a NO CARRIER message.                       |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |   í S86=0    | Normal disconnect, no error occurred        |
          |--------------+---------------------------------------------|
          |    S86=4     | Loss of carrier                             |
          |--------------+---------------------------------------------|
          |    S86=5     | V.42 negotiation failed to detect an        |
          |              | error-correction modem at the other end     |
          |--------------+---------------------------------------------|
          |    S86=9     | The modems could not find a common protocol |
          |--------------+---------------------------------------------|
          |    S86=12    | Normal disconnect initiated by the remote   |
          |              | modem                                       |
          |--------------+---------------------------------------------|
          |    S86=13    | Remote modem does not respond after 10      |
          |              | re-transmissions of the same message        |
          |--------------+---------------------------------------------|
          |    S86=14    | Protocol violation                          |
          +------------------------------------------------------------+