NETCOMM LIMITED
===============

   MEMORYMODEM 336 (AM3440)

   Card Type              Modem (asynchronous)                    
   Chipset                Unidentified                            
   Maximum Onboard Memory Unidentified                            
   I/O Options            Voice                                   
   Maximum Data Rate      33.6Kbps                                
   Maximum Fax Rate       14.4Kbps                                
   Data Modulation        Bell 103A, 212A                         
                                                                  
                          ITU-T V.21, V.22, V.22bis, V.23, V.32,  
                          V.32bis, V.34                           
                                                                  
                          Rockwell V.FC                           
   Fax Modulation         ITU-T V.17, V.27ter, V.29               
   Error                  MNP5, MNP10, V.42, V.42bis              
   Correction/Compression 
   Fax Class              Class I & II                            
   Data Bus               Serial                                  

<gopher://bitreich.org/I/th99/t/M-O/53440-1.png>
   

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   |   LED    |  Color   |  Status  |         Condition         |
   |----------+----------+----------+---------------------------|
   |    TD    |   Red    | Blinking |   Modem is transmitting   |
   |          |          |          |           data            |
   |----------+----------+----------+---------------------------|
   |    TD    |   Red    |   Off    | Modem is not transmitting |
   |          |          |          |           data            |
   |----------+----------+----------+---------------------------|
   |    RD    |   Red    | Blinking |  Modem is receiving data  |
   |----------+----------+----------+---------------------------|
   |    RD    |   Red    |   Off    |  Modem is not receiving   |
   |          |          |          |           data            |
   |----------+----------+----------+---------------------------|
   |    OH    |   Red    |    On    |     Modem is off-hook     |
   |----------+----------+----------+---------------------------|
   |    OH    |   Red    |   Off    |     Modem is on-hook      |
   |----------+----------+----------+---------------------------|
   |    CD    |   Red    |    On    |  Carrier signal detected  |
   |----------+----------+----------+---------------------------|
   |    CD    |   Red    |   Off    |    Carrier signal not     |
   |          |          |          |         detected          |
   |----------+----------+----------+---------------------------|
   |    AA    |   Red    |    On    |    Auto-answer enabled    |
   |----------+----------+----------+---------------------------|
   |    AA    |   Red    | Blinking |  Auto-answer enabled and  |
   |          |          |          | modem will store incoming |
   |          |          |          |         messages          |
   |----------+----------+----------+---------------------------|
   |    AA    |   Red    |   Off    |   Auto-answer disabled    |
   |----------+----------+----------+---------------------------|
   |    TR    |   Red    |    On    |    DTR signal is high     |
   |----------+----------+----------+---------------------------|
   |    TR    |   Red    |   Off    |     DTR signal is low     |
   |----------+----------+----------+---------------------------|
   | 1 Status | 2 Status | 3 Status |         Condition         |
   |----------+----------+----------+---------------------------|
   |   Slow   |   Off    |   Off    |   Modem is connected at   |
   |  blink   |          |          |          300bps           |
   |----------+----------+----------+---------------------------|
   |   Slow   |   Off    |    On    |   Modem is connected at   |
   |  blink   |          |          |        1200/75bps         |
   |----------+----------+----------+---------------------------|
   |   Slow   |    On    |   Off    |   Modem is connected at   |
   |  blink   |          |          |          1200bps          |
   |----------+----------+----------+---------------------------|
   |   Slow   |    On    |    On    |   Modem is connected at   |
   |  blink   |          |          |          2400bps          |
   |----------+----------+----------+---------------------------|
   |   Off    |    On    |    On    |   Modem is connected at   |
   |          |          |          |          4800bps          |
   |----------+----------+----------+---------------------------|
   |    On    |   Off    |   Off    |   Modem is connected at   |
   |          |          |          |          7200bps          |
   |----------+----------+----------+---------------------------|
   |    On    |   Off    |    On    |   Modem is connected at   |
   |          |          |          |          9600bps          |
   |----------+----------+----------+---------------------------|
   |    On    |    On    |   Off    |   Modem is connected at   |
   |          |          |          |          12Kbps           |
   |----------+----------+----------+---------------------------|
   |    On    |    On    |    On    |   Modem is connected at   |
   |          |          |          |         14.4Kbps          |
   |----------+----------+----------+---------------------------|
   |  Medium  |    On    |   Off    |   Modem is connected at   |
   |  blink   |          |          |         16.8Kbps          |
   |----------+----------+----------+---------------------------|
   |  Medium  |   Off    |    On    |   Modem is connected at   |
   |  blink   |          |          |         19.2Kbps          |
   |----------+----------+----------+---------------------------|
   |  Medium  |    On    |    On    |   Modem is connected at   |
   |  blink   |          |          |         21.6Kbps          |
   |----------+----------+----------+---------------------------|
   |   Fast   |   Off    |   Off    |   Modem is connected at   |
   |  blink   |          |          |          24Kbps           |
   |----------+----------+----------+---------------------------|
   |   Fast   |    On    |   Off    |   Modem is connected at   |
   |  blink   |          |          |         26.4Kbps          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 DIAGNOSTIC LED(S) (CON'T)                  |
   |------------------------------------------------------------|
   |  1 Status   |  2 Status   |  3 Status   |    Condition     |
   |-------------+-------------+-------------+------------------|
   | Fast blink  |     On      |     On      |     Modem is     |
   |             |             |             |   connected at   |
   |             |             |             |     28.8Kbps     |
   |-------------+-------------+-------------+------------------|
   | Fast blink  | Fast blink  |     Off     |     Modem is     |
   |             |             |             |   connected at   |
   |             |             |             |     31.2Kbps     |
   |-------------+-------------+-------------+------------------|
   | Fast blink  | Fast blink  |     On      |     Modem is     |
   |             |             |             |   connected at   |
   |             |             |             |     33.6Kbps     |
   |-------------+-------------+-------------+------------------|
   |     Off     |     Off     | Slow blink  |     Modem is     |
   |             |             |             |   connected at   |
   |             |             |             |  2400bps in fax  |
   |             |             |             |       mode       |
   |-------------+-------------+-------------+------------------|
   |     Off     |     On      | Slow blink  |     Modem is     |
   |             |             |             |   connected at   |
   |             |             |             |  4800bps in fax  |
   |             |             |             |       mode       |
   |-------------+-------------+-------------+------------------|
   |     On      |     Off     | Slow blink  |     Modem is     |
   |             |             |             |   connected at   |
   |             |             |             |  7200bps in fax  |
   |             |             |             |       mode       |
   |-------------+-------------+-------------+------------------|
   |     On      |     On      | Slow blink  |     Modem is     |
   |             |             |             |   connected at   |
   |             |             |             |  9600bps in fax  |
   |             |             |             |       mode       |
   |-------------+-------------+-------------+------------------|
   |     On      | Slow blink  | Slow blink  |     Modem is     |
   |             |             |             |   connected at   |
   |             |             |             | 14.4Kbps in fax  |
   |             |             |             |       mode       |
   |-------------+-------------+-------------+------------------|
   | Alternating | Alternating | Alternating | Modem has stored |
   |             |             |             |   a message in   |
   |             |             |             |      memory      |
   +------------------------------------------------------------+

   +---------------------------------------------+
   |        MISCELLANEOUS TECHNICAL NOTES        |
   |---------------------------------------------|
   |      A back-panel diagram is not available. |
   +---------------------------------------------+

   +------------------------------------------------------------+
   |                SUPPORTED STANDARD COMMANDS                 |
   |------------------------------------------------------------|
   |                     Basic AT Commands                      |
   |------------------------------------------------------------|
   | +++, 'comma', A/                                           |
   |------------------------------------------------------------|
   | A, E, H, L, M, P, Q, T, V, W, Z                            |
   |------------------------------------------------------------|
   | &D, &F, &G, &L, &S, &T, &W, &Y, &Z                         |
   |------------------------------------------------------------|
   |                    Extended AT Commands                    |
   |------------------------------------------------------------|
   | \A, \B, \J, \N, \Q, T, \X                                  |
   |------------------------------------------------------------|
   | %C, %E, %Q                                                 |
   |------------------------------------------------------------|
   |                    Special AT Commands                     |
   |------------------------------------------------------------|
   | :E, *H, -K, )M, -Q                                         |
   |------------------------------------------------------------|
   |                        S-Registers                         |
   |------------------------------------------------------------|
   | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12,     |
   | S16, S18, S25, S26, S29, S30, S38, S95                     |
   |------------------------------------------------------------|
   |      Note: See MHI help file for complete information.     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   UNIDENTIFIED COMMANDS                    |
   |------------------------------------------------------------|
   |           Command            |           Default           |
   |------------------------------+-----------------------------|
   |              \K              |              5              |
   |------------------------------+-----------------------------|
   |              %N              |              0              |
   |------------------------------+-----------------------------|
   |             S33              |              3              |
   |------------------------------+-----------------------------|
   |             S45              |             98              |
   +------------------------------------------------------------+

                     Proprietary AT Command Set

   +------------------------------------------------------------+
   |                      AUTO-RANGE TIME                       |
   |------------------------------------------------------------|
   | Type:        | Register                                    |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] S47=n [cmds]                      |
   |--------------+---------------------------------------------|
   | Default:     | 8                                           |
   |--------------+---------------------------------------------|
   | Range:       | 1 - 255                                     |
   |--------------+---------------------------------------------|
   | Unit:        | 1 second                                    |
   |--------------+---------------------------------------------|
   | Description: | The function of this command is             |
   |              | unidentified.                               |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      CHARACTER LENGTH                      |
   |------------------------------------------------------------|
   | Type:        | Configuration                               |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] &Bn [cmds]                        |
   |--------------+---------------------------------------------|
   | Description: | Selects the character length the modem will |
   |              | use.                                        |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |     &B0      | 8 bit character length selected.            |
   |--------------+---------------------------------------------|
   |     &B1      | 9 bit character length selected.            |
   |--------------+---------------------------------------------|
   |     &B2      | 10 bit character length selected.           |
   |--------------+---------------------------------------------|
   |     &B3      | 11 bit character length selected.           |
   |--------------+---------------------------------------------|
   |    i &B4     | Modem auto-detects 10 or 11 bit character   |
   |              | length.                                     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         DCD SIGNAL                         |
   |------------------------------------------------------------|
   | Type:        | Configuration                               |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] &Cn [cmds]                        |
   |--------------+---------------------------------------------|
   | Description: | Controls the behaviour of the DCD signal.   |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |     &C0      | DCD forced high.                            |
   |--------------+---------------------------------------------|
   |    i &C1     | DCD forced high after carrier signal is     |
   |              | detected.                                   |
   |--------------+---------------------------------------------|
   |     &C2      | DCD forced high except at disconnect.       |
   |--------------+---------------------------------------------|
   |     &C3      | DCD forced high for voice mode.             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         DCD SIGNAL                         |
   |------------------------------------------------------------|
   | Type:        | Configuration                               |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] %Tn [cmds]                        |
   |--------------+---------------------------------------------|
   | Description: | Controls the behaviour of the DCD signal.   |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |    i %T0     | DCD normal.                                 |
   |--------------+---------------------------------------------|
   |     %T1      | DCD forced high.                            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                            DIAL                            |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] D<#>;[cmds]                       |
   |--------------+---------------------------------------------|
   | Description: | Dials the telephone number indicated        |
   |              | according to any modifiers included in the  |
   |              | string.                                     |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |      DF      | Calling tone disabled for this call.        |
   |--------------+---------------------------------------------|
   |      DJ      | MNP10 link will be negotiated at 1200bps    |
   |              | for this call.                              |
   |--------------+---------------------------------------------|
   |      DK      | MNP10 power level adjustment enabled for    |
   |              | this call.                                  |
   |--------------+---------------------------------------------|
   |      DL      | Re-dial last number.                        |
   |--------------+---------------------------------------------|
   |      DM      | Make a LAPM reliable mode connection this   |
   |              | call.                                       |
   |--------------+---------------------------------------------|
   |      DP      | Pulse dialing enabled.                      |
   |--------------+---------------------------------------------|
   |      DR      | Answer mode enabled; originate mode         |
   |              | disabled following handshake initiation.    |
   |--------------+---------------------------------------------|
   |     DS=n     | Dial stored telephone number n.             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        DIAL (CON'T)                        |
   |------------------------------------------------------------|
   | Command |                     Function                     |
   |---------+--------------------------------------------------|
   |   DT    | Tone dialing enabled.                            |
   |---------+--------------------------------------------------|
   |   DW    | Dialing resumed following dial tone detection.   |
   |---------+--------------------------------------------------|
   |   D,    | Dialing paused for amount of time specified in   |
   |         | S8 register.                                     |
   |---------+--------------------------------------------------|
   |   D!    | Flash function initiated. Modem commanded to go  |
   |         | off-hook for specified time before returning     |
   |         | on-hook.                                         |
   |---------+--------------------------------------------------|
   |   D@    | Wait for Quiet 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^    | Calling tone disabled for this call.             |
   |---------+--------------------------------------------------|
   |   D;    | Modem returned to idle state after dialing. The  |
   |         | semicolon can only be placed at the end of the   |
   |         | dial command.                                    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                          LED MODE                          |
   |------------------------------------------------------------|
   | Type:        | Configuration                               |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] %Mn [cmds]                        |
   |--------------+---------------------------------------------|
   | Description: | Sets what the front-panel LEDs indicate.    |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |    i %M0     | LEDs indicate line speed.                   |
   |--------------+---------------------------------------------|
   |     %M1      | LEDs indicate line quality, V.42 and MNP    |
   |              | errors, and flow control.                   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  LOCAL SERIAL PORT SPEED                   |
   |------------------------------------------------------------|
   | Type:        | Configuration                               |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] Rn [cmds]                         |
   |--------------+---------------------------------------------|
   | Description: | Sets the speed of the local serial port.    |
   |--------------+---------------------------------------------|
   | Note:        | There may be more options supported by this |
   |              | command than are listed below.              |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |      R9      | Set local serial port speed to 9600bps.     |
   |--------------+---------------------------------------------|
   |     R14      | Set local serial port speed to 14.4Kbps.    |
   |--------------+---------------------------------------------|
   |     R19      | Set local serial port speed to 19.2Kbps.    |
   |--------------+---------------------------------------------|
   |     R28      | Set local serial port speed to 28.8Kbps.    |
   |--------------+---------------------------------------------|
   |     R38      | Set local serial port speed to 38.4Kbps.    |
   |--------------+---------------------------------------------|
   |     R57      | Set local serial port speed to 57.6Kbps.    |
   |--------------+---------------------------------------------|
   |     R115     | Set local serial port speed to 115.2Kbps.   |
   |--------------+---------------------------------------------|
   |     R230     | Set local serial port speed to 230.4Kbps.   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    MESSAGE CLEAR - FAST                    |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #MCLN [cmds]                      |
   |--------------+---------------------------------------------|
   | Description: | Erases all the used portions of the modem's |
   |              | memory.                                     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  MESSAGE CLEAR - MESSAGES                  |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #MCLR [cmds]                      |
   |--------------+---------------------------------------------|
   | Description: | Erases the message area of the modem's      |
   |              | memory.                                     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  MESSAGE CLEAR - THOROUGH                  |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #MINI [cmds]                      |
   |--------------+---------------------------------------------|
   | Description: | Erases the modem's memory completely,       |
   |              | including unused portions.                  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      MESSAGE DISPLAY                       |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #MCD [cmds]                       |
   |--------------+---------------------------------------------|
   | Description: | Displays the messages that are stored in    |
   |              | the modem's memory.                         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      MESSAGE DOWNLOAD                      |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #MDV [cmds]                       |
   |--------------+---------------------------------------------|
   | Description: | Downloads the messages stored in the        |
   |              | modem's memory to the DTE.                  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       MESSAGE ERASE                        |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #MEVn [cmds]                      |
   |--------------+---------------------------------------------|
   | Description: | Erases the message specified from the       |
   |              | modem's memory.                             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    MESSAGE NUMBER - FAX                    |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #MSF [cmds]                       |
   |--------------+---------------------------------------------|
   | Description: | Displays the number of fax messages stored  |
   |              | in the modem's memory.                      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   MESSAGE NUMBER - VOICE                   |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #MSV [cmds]                       |
   |--------------+---------------------------------------------|
   | Description: | Displays the number of voice messages       |
   |              | stored in the modem's memory.               |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        MESSAGE PLAY                        |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #MPVn [cmds]                      |
   |--------------+---------------------------------------------|
   | Description: | Plays the voice message indicated.          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      MESSAGE STORAGE                       |
   |------------------------------------------------------------|
   | Type:        | Configuration                               |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #MEM=n [cmds]                     |
   |--------------+---------------------------------------------|
   | Description: | Selects whether the modem will store        |
   |              | incoming fax and voice messages in its      |
   |              | memory.                                     |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |    #MEM=0    | Memory storage disabled.                    |
   |--------------+---------------------------------------------|
   |   i #MEM=1   | Memory storage enabled.                     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              MESSAGE - WELCOME MESSAGE RECORD              |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #MRW [cmds]                       |
   |--------------+---------------------------------------------|
   | Description: | Records the voice welcome message.          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |      MESSAGE - WELCOME MESSAGE RECORD FROM DATA MODE       |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #MWEL [cmds]                      |
   |--------------+---------------------------------------------|
   | Description: | Enters voice mode, sets the serial port     |
   |              | speed to 38.4Kbps, sets the DSP source to   |
   |              | the handset, and records the voice welcome  |
   |              | message.                                    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       MODE SELECTION                       |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #CLS=n [cmds]                     |
   |--------------+---------------------------------------------|
   | Description: | Selects which mode the modem will operate   |
   |              | in.                                         |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |    #CLS=0    | Modem will operate in data mode.            |
   |--------------+---------------------------------------------|
   |    #CLS=1    | Modem will operate in fax class 1 mode.     |
   |--------------+---------------------------------------------|
   |    #CLS=2    | Modem will operate in fax class 2 mode.     |
   |--------------+---------------------------------------------|
   |    #CLS=8    | Modem will operate in voice mode.           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                           MNP10                            |
   |------------------------------------------------------------|
   | Type:        | Configuration                               |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #Kn [cmds]                        |
   |--------------+---------------------------------------------|
   | Description: | Selects whether the modem will attempt to   |
   |              | make an MNP10 connection.                   |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |     #K0      | MNP10 disabled.                             |
   |--------------+---------------------------------------------|
   |    i #K1     | MNP10 enabled.                              |
   |--------------+---------------------------------------------|
   |     #K2      | MNP10 enabled on cellular connections only. |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   MNP10 LINK NEGOTIATION                   |
   |------------------------------------------------------------|
   | Type:        | Configuration                               |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] %Hn [cmds]                        |
   |--------------+---------------------------------------------|
   | Description: | Sets the speed at which MNP10 link          |
   |              | negotiation will occur.                     |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |    i %H0     | Link will be negotiated at speed set by B   |
   |              | command.                                    |
   |--------------+---------------------------------------------|
   |     %H1      | Link will be negotiated at 1200bps.         |
   |--------------+---------------------------------------------|
   |     %H2      | Link will be negotiated at 4800bps.         |
   |--------------+---------------------------------------------|
   |     %H3      | Link will be negotiated at 4800bps.         |
   |--------------+---------------------------------------------|
   |     %H9      | Link will be negotiated at speed set by B   |
   |              | command and modem will not fall forward.    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                          ON-LINE                           |
   |------------------------------------------------------------|
   | Type:        | Immediate                                   |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] On                                |
   |--------------+---------------------------------------------|
   | Description: | Instructs the modem to return to the        |
   |              | on-line state.                              |
   |--------------+---------------------------------------------|
   | Note:        | O3 through O7 are only valid for V.32 and   |
   |              | V.32bis connections.                        |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |      O0      | Return to on-line state.                    |
   |--------------+---------------------------------------------|
   |      O1      | Return to on-line state and initiate        |
   |              | retrain sequence.                           |
   |--------------+---------------------------------------------|
   |      O2      | Initiate retrain sequence.                  |
   |--------------+---------------------------------------------|
   |      O3      | Re-negotiate speed to 4800bps and return to |
   |              | on-line state.                              |
   |--------------+---------------------------------------------|
   |      O4      | Re-negotiate speed to 7200bps and return to |
   |              | on-line state.                              |
   |--------------+---------------------------------------------|
   |      O5      | Re-negotiate speed to 9600bps and return to |
   |              | on-line state.                              |
   |--------------+---------------------------------------------|
   |      O6      | Re-negotiate speed to 12Kbps and return to  |
   |              | on-line state.                              |
   |--------------+---------------------------------------------|
   |      O7      | Re-negotiate speed to 14.4Kbps and return   |
   |              | to on-line state.                           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         V.34 MODE                          |
   |------------------------------------------------------------|
   | Type:        | Configuration                               |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] *Cn [cmds]                        |
   |--------------+---------------------------------------------|
   | Description: | Selects whether the modem will use V.34     |
   |              | mode.                                       |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |    i *C0     | V.34 mode enabled.                          |
   |--------------+---------------------------------------------|
   |     *C1      | V.34 mode disabled.                         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  VOICE - DEAD MAN TIMEOUT                  |
   |------------------------------------------------------------|
   | Type:        | Register                                    |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] S105=n [cmds]                     |
   |--------------+---------------------------------------------|
   | Default:     | 30                                          |
   |--------------+---------------------------------------------|
   | Range:       | 0 - 255                                     |
   |--------------+---------------------------------------------|
   | Unit:        | 1 second                                    |
   |--------------+---------------------------------------------|
   | Description: | The function of this command is             |
   |              | unidentified.                               |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        VOICE DEVICE                        |
   |------------------------------------------------------------|
   | Type:        | Configuration                               |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #VLS=n [cmds]                     |
   |--------------+---------------------------------------------|
   | Description: | Selects the I/O device for the DSP chip.    |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |    #VLS=1    | Telephone handset used for voice I/O.       |
   |--------------+---------------------------------------------|
   |    #VLS=2    | Internal speaker only used for voice I/O.   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              VOICE - LOCAL SERIAL PORT SPEED               |
   |------------------------------------------------------------|
   | Type:        | Configuration                               |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] #BDR=n [cmds]                     |
   |--------------+---------------------------------------------|
   | Default:     | 0                                           |
   |--------------+---------------------------------------------|
   | Range:       | 0 - 48                                      |
   |--------------+---------------------------------------------|
   | Unit:        | 2400bps                                     |
   |--------------+---------------------------------------------|
   | Description: | Sets the speed of the local serial port     |
   |              | when in voice mode. A value of 0 indicates  |
   |              | that the modem should auto-detect the       |
   |              | correct serial port speed.                  |
   +------------------------------------------------------------+

 See NETCOMM LIMITED SOCKET ROCKET 336 (CM3660) for a full command
                              summary.