ACTIONTEC ELECTRONICS, INC ========================== COMNET ETHERNET+FAX/MODEM 336 Card Type Fax, Modem (synchronous/asynchronous), Network Interface Card Chip Set Rockwell I/O Options Line in (RJ-11), RJ-45 UTP connector NIC Type Ethernet Maximum Modem Rate 33.6Kbps Maximum Fax Rate 14.4Kbps Data Bus PCMCIA Fax Class Class I & II Data Modulation Bell 103/212A Protocol ITU-T V.21, V.22, V.23, V.32, V.32bis, V.34 Fax Modulation ITU-T V.17, V.27ter, V.29 Protocol Error MNP5, V.42, V.42bis Correction/Compression Topology Star Wiring Type RJ-45 Unshielded twisted pair 53794 +------------------------------------------------------------+ | SUPPORTED COMMAND SET | |------------------------------------------------------------| | Basic AT Commands | |------------------------------------------------------------| | AT, A/ | |------------------------------------------------------------| | A, B, C, E, H, L, O, Q, V, W, X, Y, Z | |------------------------------------------------------------| | &C, &F, &G, &J, &K, &M,&L, &P, &Q, &T, &W, &X, &Y, &Z | |------------------------------------------------------------| | Extended AT Commands | |------------------------------------------------------------| | \A, \G, \J, \K, \L, \N | |------------------------------------------------------------| | %C, %E, %L | |------------------------------------------------------------| | )M | |------------------------------------------------------------| | *H | |------------------------------------------------------------| | -Q | |------------------------------------------------------------| | V.25bis Command Set | |------------------------------------------------------------| | CIC, CRS, DIC, PRN, RLD, RLF, RLI | |------------------------------------------------------------| | S Registers | |------------------------------------------------------------| | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, | | S16, S18, S21, S24, S25, S26, S27 | |------------------------------------------------------------| | S28, S29, S30, S32, S33, S38, S91, S92, S95, S99 | |------------------------------------------------------------| | | |------------------------------------------------------------| | Note: See MHI Help file for full command documentation. | +------------------------------------------------------------+ PROPRIETARY AT COMMAND SET +------------------------------------------------------------+ | 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 | |--------------+---------------------------------------------| | iN1 | .Auto-mode detection enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA TERMINAL READY (DTR) | |------------------------------------------------------------| | Type: | Configuration | |---------------+--------------------------------------------| | Format: | AT [cmds] &Dn [cmds] | |---------------+--------------------------------------------| | Description: | Selects modem response to DTR | |------------------------------------------------------------| | Note: The action each variant of &D causes depends on | | the setting of &Q | |------------------------------------------------------------| | &Q Setting | &D0 | &D1 | &D2 | &D3 | |------------------+----------+----------+---------+---------| | &Q0, &Q5, &Q6 | Command | Command | Command | Command | | | 0 | 1 | 1 | 3 | |------------------+----------+----------+---------+---------| | &Q1, &Q4 | Command | Command | Command | Command | | | 1 | 1 | 1 | 3 | |------------------+----------+----------+---------+---------| | &Q2, &Q4 | Command | Command | Command | Command | | | 2 | 2 | 2 | 2 | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | Command 0 | Modem does not respond to DTR | |---------------+--------------------------------------------| | Command 1 | Modem goes to command mode after DTR goes | | | is off | |---------------+--------------------------------------------| | Command 2 | Modem goes to command mode and disconnects | | | (hangs up) after DTR goes off; Auto-Answer | | | is disabled. | |---------------+--------------------------------------------| | Command 3 | Modem is initialized after DTR goes off | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAL | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] D<#> [cmds] | |--------------+---------------------------------------------| | Description: | Dials telephone number according to any | | | modifiers included in the string | |--------------+---------------------------------------------| | Note: | Any combination of modifiers can be used to | | | produce the desired dial functions in | | | sequence. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | DL | Re-dial last number | |--------------+---------------------------------------------| | DP | Pulse dialing enabled | |--------------+---------------------------------------------| | DK | Power level adjustment during MNP link | | | negotiation (for this call only; see Mn) | |--------------+---------------------------------------------| | DJ | Perform MNP 10 link negotiation at highest | | | supported speed | |--------------+---------------------------------------------| | DS=n | Dial stored telephone number n | |--------------+---------------------------------------------| | DT | Tone dialing enabled/Pulse dialing disabled | |--------------+---------------------------------------------| | DW | Dialing resumed following dial tone | | | detection | |--------------+---------------------------------------------| | D, | Dialing paused for amount of time specified | | | in S8 register | |--------------+---------------------------------------------| | D! | Flash function initiated. Modem commanded | | | to go off-hook for specified time before | | | returning on-hook. | |--------------+---------------------------------------------| | D@ | Wait for Quite Answer function enabled. | | | Modem waits until a "quiet answer," a | | | ring-back signal followed by silence up to | | | the time specified in S7, is received prior | | | to executing the rest of the dial string. | |--------------+---------------------------------------------| | D; | Modem returned to idle state after dialing. | | | The semicolon can only be placed at the end | | | of the dial command. | |--------------+---------------------------------------------| | D^ | Calling tone transmission disabled | |--------------+---------------------------------------------| | D> | If enabled by country specific parameter; | | | modem generates a grounding pulse on the | | | GND output | +------------------------------------------------------------+ +------------------------------------------------------------+ | MODULATION SELECTION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Fn [cmds] | |--------------+---------------------------------------------| | Description: | Sets options for active protocol. Command | | | conflicts with S37 and Nn. To select line | | | modulation, use either Fn or a combination | | | of S37 and Nn. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | F0 | Auto detect mode enabled | |--------------+---------------------------------------------| | F1 | V.21 or Bell 103 | |--------------+---------------------------------------------| | F3 | V.23 | |--------------+---------------------------------------------| | F4 | V.22 or Bell 212/A | |--------------+---------------------------------------------| | F5 | V.22bis at 1200bps | |--------------+---------------------------------------------| | F6 | V.32bis at 4800bps, V.32 at 4800bps | |--------------+---------------------------------------------| | F7 | V.32bis at 7200bps | |--------------+---------------------------------------------| | F8 | V.32, V.32bis at 9600 | |--------------+---------------------------------------------| | F9 | V.32bis at 1200bps | |--------------+---------------------------------------------| | F10 | V.32bis at 14,4Kbps | |--------------+---------------------------------------------| | F13 | V.34 14.4Kbps | |--------------+---------------------------------------------| | F14 | V.34 at 16.8Kbps | |--------------+---------------------------------------------| | F15 | V.34 at 19.2Kbps | |--------------+---------------------------------------------| | F16 | V.34 at 21.6Kbps | |--------------+---------------------------------------------| | F17 | V.34 at 24.0Kbps | |--------------+---------------------------------------------| | F18 | V.34 at 26.4Kbps | |--------------+---------------------------------------------| | F19 | V.34 at 28.8Kbps | |------------------------------------------------------------| | Note: Commands for >28.8Kbps are unidentified | +------------------------------------------------------------+ +------------------------------------------------------------+ | REPORT INFORMATION | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] In [cmds] | |--------------+---------------------------------------------| | Description: | Displays information requested | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | I0 | Reports modem model and speed | |--------------+---------------------------------------------| | I1 | Reports ROM checksum | |--------------+---------------------------------------------| | I6 | Reports data connection information | +------------------------------------------------------------+ +------------------------------------------------------------+ | SPEAKER MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Mn [cmds] | |--------------+---------------------------------------------| | Description: | Selects various speaker options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | M0 | Speaker disabled | |--------------+---------------------------------------------| | iM1 | Speaker enabled until carrier signal | | | detected | |--------------+---------------------------------------------| | M3 | Speaker enabled following dialing, then | | | disabled after carrier signal detected. | +------------------------------------------------------------+ +------------------------------------------------------------+ | TRANSMIT CARRIER | |------------------------------------------------------------| | Type: | Configuration | |---------------+--------------------------------------------| | Format: | AT [cmds] Cn [cmds] | |---------------+--------------------------------------------| | Description: | Controls the transmit carrier switching | |------------------------------------------------------------| | Note: Disabling the transmit carrier puts the modem | | in receive-only mode | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | C1 | Transmit carrier enabled | +------------------------------------------------------------+ EXTENDED AT COMMAND SET +------------------------------------------------------------+ | MNP - EXTENDED SERVICES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] -Kn [cmds] | |--------------+---------------------------------------------| | Description: | Selects MNP extended services | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | -K0 | MNP extended services disabled | |--------------+---------------------------------------------| | -K1 | MNP extended services enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | TEST MODE - PTT | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %TTn [cmds] | |--------------+---------------------------------------------| | Description: | Send PTT test signals for a line tests | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %TT00-%TT009 | DTMF tone dial digits 0-9 | |--------------+---------------------------------------------| | %TT0A | DTMF digit * | |--------------+---------------------------------------------| | %TT0B | DTMF digit A | |--------------+---------------------------------------------| | %TT0C | DTMF digit B | |--------------+---------------------------------------------| | %TT0D | DTMF digit C | |--------------+---------------------------------------------| | %TT0E | DTMF digit # | |--------------+---------------------------------------------| | %TT0F | DTMF digit D | |--------------+---------------------------------------------| | %TT10 | V.21 channel 1 mark symbol | |--------------+---------------------------------------------| | %TT11 | V.21 channel 2 mark symbol | |--------------+---------------------------------------------| | %TT12 | V.23 backward channel mark symbol | |--------------+---------------------------------------------| | %TT13 | V.23 forward channel mark symbol | |--------------+---------------------------------------------| | %TT14 | V.22 originate mode at 600bps | |--------------+---------------------------------------------| | %TT15 | V.22 originate mode at 1200bps | |--------------+---------------------------------------------| | %TT16 | V.22bis originate mode at 2400bps | |--------------+---------------------------------------------| | %TT17 | V.22 answer mode | |--------------+---------------------------------------------| | %TT18 | V.22bis answer mode | |--------------+---------------------------------------------| | %TT19 | V.21 channel 1 space symbol | |--------------+---------------------------------------------| | %TT20 | V.32 at 9600bps | |--------------+---------------------------------------------| | %TT21 | V.32bis at 14.4Kbps | |--------------+---------------------------------------------| | %TT22 | V.17 at 14.4Kbps | |--------------+---------------------------------------------| | %TT1A | V.21 channel 2 space symbol | |--------------+---------------------------------------------| | %TT1B | V.23 backward channel | |--------------+---------------------------------------------| | %TT1C | V.23 forward channel space symbol | |--------------+---------------------------------------------| | %TT1E | V.29 carrier | |--------------+---------------------------------------------| | %TT30 | Off-hook | |--------------+---------------------------------------------| | %TT31 | V.25 answer tone | |--------------+---------------------------------------------| | %TT32 | 1800Hz guard tone | |--------------+---------------------------------------------| | %TT33 | V.25 calling tone | |--------------+---------------------------------------------| | %TT34 | Fax calling tone | |--------------+---------------------------------------------| | %TT40 | V.21 channel 2 | |--------------+---------------------------------------------| | %TT50 | V.34 14.4Kpbs | |--------------+---------------------------------------------| | %TT51 | V.34 16.8Kbps | |--------------+---------------------------------------------| | %TT52 | V.34 19.2Kbps | |--------------+---------------------------------------------| | %TT53 | V.34 21.6Kbps | |--------------+---------------------------------------------| | %TT54 | V.34 24.0Kbps | |--------------+---------------------------------------------| | %TT55 | V.34 26.4Kbps | |--------------+---------------------------------------------| | %TT56 | V.34 28.8Kpbs | +------------------------------------------------------------+ S(status) -REGISTERS +------------------------------------------------------------+ | BIT-MAPPED REGISTER S14 | |------------------------------------------------------------| | Format: | AT [cmds] S14=n [cmds] | |--------------+---------------------------------------------| | Range: | 0-174 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls echo, result codes and display, | | | dial mode, and answer/originate mode. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | Not used | |------+-------+---------------------------------------------| | 1 | 0 | Command echo disabled | | | | | | | 1 | Command echo enabled | |------+-------+---------------------------------------------| | 2 | 0 | Result codes enabled | | | | | | | 1 | Result codes disabled | |------+-------+---------------------------------------------| | 3 | 0 | Display result codes in numeric format | | | | | | | 1 | Display result codes in verbose format | |------+-------+---------------------------------------------| | 4 | 0 | Not used | |------+-------+---------------------------------------------| | 5 | 0 | Tone dial enabled | | | | | | | 1 | Pulse dial enabled | |------+-------+---------------------------------------------| | 6 | 0 | Not used | |------+-------+---------------------------------------------| | 7 | 0 1 | Answer mode enabled | | | | | | | | Originate mode enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S22 | |------------------------------------------------------------| | Format | AT [cmds] S22=n [cmds] | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls speaker volume and controls, | | | limits results codes, and pulse dial | | | make/break ratio. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 1, 0 | 00 | Off volume | | | | | | | 01 | Low level volume | | | | | | | 10 | Medium level volume | | | | | | | 11 | High level volume | |------+-------+---------------------------------------------| | 3, 2 | 00 | Speaker off | | | | | | | 01 | Speaker off on carrier | | | | | | | 10 | Speaker always on | | | | | | | 11 | Speaker on during handshake | |------+-------+---------------------------------------------| | 6 - | 000 | Basic result codes only enabled | | 4 | | | | | 100 | Basic and connection speed result codes | | | | enabled | | | 101 | | | | | Basic and connection speed result codes and | | | 110 | dial tone detection enabled | | | | | | | 111 | All result codes except dial tone detection | | | | enabled | | | | | | | | All result codes enabled | |------+-------+---------------------------------------------| | 7 | 0 | Reserved | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S23 | |------------------------------------------------------------| | Format | AT [cmds] S23=n [cmds] | |--------------+---------------------------------------------| | Range: | 0-189 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Grants/denies remote digital loopback, | | | controls DTE rate and parity, and sets | | | guard tone. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | Remote digital loopback denied | | | | | | | 1 | Remote digital loopback allowed | |------+-------+---------------------------------------------| | 3 - | 000 | Sets serial port speed to 0-300bps | | 1 | | | | | 001 | Sets serial port speed to 600bps | | | | | | | 010 | Sets serial port speed to 1200bps | | | | | | | 011 | Sets serial port speed to 2400bps | | | | | | | 100 | Sets serial port speed to 4800bps | | | | | | | 101 | Sets serial port speed to 9600bps | | | | | | | 110 | Sets serial port speed to 19200bps | |------+-------+---------------------------------------------| | 5, 4 | 00 | Parity even | | | | | | | 01 | Space Parity | | | | | | | 10 | Parity odd | | | | | | | 11 | Mark or No Parity | |------+-------+---------------------------------------------| | 7, 6 | 00 | Guard tone disabled | | | | | | | 01 | Guard tone disabled | | | | | | | 10 | Guard tone 1800Hz enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S31 | |------------------------------------------------------------| | Format: | AT [cmds] S31=n [cmds] | |-----------------+------------------------------------------| | Range: | 0-10 | |-----------------+------------------------------------------| | Description: | Select automode and extended result code | | | format. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-------------+----------------------------------| | 0 | 0 | Reserved | |-----------+-------------+----------------------------------| | 1 | 0 | Auto-mode detection disabled | | | | | | | 1 | Auto-mode detection enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S40 | |------------------------------------------------------------| | Format | AT [cmds] S40=n [cmds] | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls power level and break handling; | | | selects MNP extended services, link | | | negotiation, and block size. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | MNP Extended Services disabled | | | | | | | 1 | MNP Extended Services enabled | |------+-------+---------------------------------------------| | 1 | 0 | Fallback to V.22bis/V.22 disabled | | | | | | | 1 | Fallback to V.22bis/V.22 enabled | |------+-------+---------------------------------------------| | 2 | 0 | Power level auto-adjustment enabled | | | | | | | 1 | Power level force adjustment enabled | |------+-------+---------------------------------------------| | 5, | 000 | AT\K0 | | 4, 3 | | | | | 001 | AT\K1 | | | | | | | 010 | AT\K2 | | | | | | | 011 | AT\K3 | | | | | | | 100 | AT\K4 | | | | | | | 101 | AT\K5 | |------+-------+---------------------------------------------| | 7, 6 | 00 | MNP block size is 64 characters | | | | | | | 01 | MNP block size is 128 characters | | | | | | | 10 | MNP block size is 192 characters | | | | | | | 11 | MNP block size is 256 characters | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S201 | |------------------------------------------------------------| | Format | AT [cmds] S201=n [cmds] | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls initial cellular power level and | | | compromise equalizer. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0-4 | 0-? | Sets initial cellular power level | | | | (default=20h) | |------+-------+---------------------------------------------| | 5 | 0 | Compromise equalizer disabled | | | | | | | 1 | Compromise equalizer enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK OPTIONS | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S82=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets the method for break transmission | | | during error-control and ASB connections. | |------------------------------------------------------------| | Command | Function | |------------+-----------------------------------------------| | S82=3 | Expedited signaling, immediately send timed | | | break | |------------+-----------------------------------------------| | S82=7 | Destructive signaling, buffers cleared, | | | immediately send timed break | |------------+-----------------------------------------------| | S82=128 | In-sequence signaling, timed break sent in | | | sequence with transmitted data | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTION FAILURE CODES | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S86? [cmds] | |--------------+---------------------------------------------| | Description: | Reports codes which correspond to the | | | possible causes of a connection failure | |--------------+---------------------------------------------| | Value | Meaning | |--------------+---------------------------------------------| | 0 | Normal hang up | |--------------+---------------------------------------------| | 4 | Carrier signal lost | |--------------+---------------------------------------------| | 5 | No error-control detected for remote modem | | | during feature negotiation | |--------------+---------------------------------------------| | 6 | Remote modem failed to respond to feature | | | negotiation | |--------------+---------------------------------------------| | 7 | Local modem is asynchronous-only, remote | | | modem is synchronous-only | |--------------+---------------------------------------------| | 8 | No common framing technique found | |--------------+---------------------------------------------| | 9 | No common protocol found | |--------------+---------------------------------------------| | 10 | Remote modem sent erroneous feature | | | negotiation message | |--------------+---------------------------------------------| | 11 | Remote modem failed to send synchronous | | | information | |--------------+---------------------------------------------| | 12 | No failure - remote modem disconnected | | | normally | |--------------+---------------------------------------------| | 13 | Remote modem failed to respond after 10 | | | re-transmissions same message | |--------------+---------------------------------------------| | 14 | Violation of negotiated protocol caused | | | failure | +------------------------------------------------------------+ +------------------------------------------------------------+ | DCE LINE SPEED | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S37=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets the maximum allowable data exchange | | | rate attempted during handshake process. | |--------------+---------------------------------------------| | S37=1-4 | Reserved | |--------------+---------------------------------------------| | S37=5 | 1200bps | |--------------+---------------------------------------------| | S37=6 | 2400bps | |--------------+---------------------------------------------| | S37=7 | V.23 | |--------------+---------------------------------------------| | S37=8 | 4800bps | |--------------+---------------------------------------------| | S37=9 | 9600bps | |--------------+---------------------------------------------| | S37=10 | 12.0Kbps | |--------------+---------------------------------------------| | S37=11 | 14.4Kbps | |--------------+---------------------------------------------| | S37=12 | 7200bps | |--------------+---------------------------------------------| | S37=15 | V.34 at 14.4Kbps | |--------------+---------------------------------------------| | S37=16 | V.34 at 16.8Kpbs | |--------------+---------------------------------------------| | S37=17 | V.34 at 19.2Kbps | |--------------+---------------------------------------------| | S37=18 | V.34 at 21.6Kpbs | |--------------+---------------------------------------------| | S37=19 | V.34 at 24.0Kbps | |--------------+---------------------------------------------| | S37=20 | V.34 at 26.4Kbps | |--------------+---------------------------------------------| | S37=21 | V.34 at 28.8Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | ERROR CORRECTION/COMPRESSION | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S46=n [cmds] | |--------------+---------------------------------------------| | Description: | Selects active error correction and | | | compression protocols | |------------------------------------------------------------| | S46=136 | Error correction only, no compression | |---------------+--------------------------------------------| | S46=138 | Error correction with data compression | +------------------------------------------------------------+ +------------------------------------------------------------+ | ERROR CORRECTION NEGOTIATION | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S36=n [cmds] | |--------------+---------------------------------------------| | Description: | Selects the action of the modem if it fails | | | to connect with the error-correction | | | protocol set in &Q. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | S36=0 | Hang up | |--------------+---------------------------------------------| | S36=1 | Attempt a direct connection | |--------------+---------------------------------------------| | S36=3 | Attempt a buffered connection | |--------------+---------------------------------------------| | S36=4 | Attempt a connection at MNP2-4; if that | | | fails, hang up. | |--------------+---------------------------------------------| | S36=5 | Attempt a connection at MNP2-4; if that | | | fails, attempt a direct connection. | |--------------+---------------------------------------------| | S36=6 | Attempt a connection at MNP2-4; if that | | | fails, hang up. | |--------------+---------------------------------------------| | S36=7 | Attempt a connection at MNP2-4; if that | | | fails, attempt a buffered connection. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FEATURE NEGOTIATION OPTIONS | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S48=n [cmds] | |--------------+---------------------------------------------| | Description: | Selects active error correction and | | | compression protocols | |------------------------------------------------------------| | Command | Function | |---------------------+--------------------------------------| | S48=0 | Negotiation disabled | |---------------------+--------------------------------------| | S48=7 | Negotiation enabled | |---------------------+--------------------------------------| | S48=128 | Fall-back to options set in S36 | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S39? [cmds] | |--------------+---------------------------------------------| | Description: | Displays the current flow control | |--------------+---------------------------------------------| | Value | Meaning | |--------------+---------------------------------------------| | 0 | Flow control disabled | |--------------+---------------------------------------------| | 3 | RTS/CTS flow control enabled | |--------------+---------------------------------------------| | 4 | XON/XOFF flow control enabled | |--------------+---------------------------------------------| | 5 | Transparent XON/XOFF flow control enabled | |--------------+---------------------------------------------| | 6 | Hardware and software flow control enabled | +------------------------------------------------------------+ V.25bis COMMAND SET +------------------------------------------------------------+ | CALL REQUEST WITH NUMBER AND IDENTIFICATION | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | CRI | |--------------+---------------------------------------------| | Description: | Dials the numbers given. (;) is inserted | | | between the dial string and identification. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CALL REQUESTED NUMBER | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | CRN<#> | |--------------+---------------------------------------------| | Description: | Dials the number given; it will ignore | | | spaces and hyphens in the string; if the | | | string is more than fifty characters long, | | | a result of INV will be returned. | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | CRNP | Pulse dialing enabled | |---------------+--------------------------------------------| | CRNT | Tone dialing enabled/Pulse dialing | | | disabled | |---------------+--------------------------------------------| | CRN< | Dialing paused for amount of time | | | specified in S8 register | |---------------+--------------------------------------------| | CRN= | Dialing paused for twice as long as short | | | pause | |---------------+--------------------------------------------| | CRN: | Wait for dial tone | |---------------+--------------------------------------------| | CRN& | Flash function initiated. Modem commanded | | | to go on-hook for time specifies by S30 | | | register | |---------------+--------------------------------------------| | CRN^ | Calling tone transmission disabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | PROGRAM IDENTIFICATION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | PRI | |--------------+---------------------------------------------| | Description: | Modem returns the VAL message | +------------------------------------------------------------+