BOCA RESEARCH, INC. =================== BOCAMODEM 14.4 PCMCIA (M144PA) Card Type Fax, Modem (asynchronous) Chip Set Unidentified Maximum Data Rate Maximum Fax Rate 14.4Kbps Data Bus PCMCIA Type II Fax Class Class I Data Modulation Bell 103A/212A Protocol ITU-T V.21, V.22, V.22bis, V.32, V.32bis Fax Modulation ITU-T V.17, V.21CH2, V.27ter, V.29 Protocol Error MNP5, V.42bis Correction/Compression V1811 Proprietary AT Command Set +------------------------------------------------------------+ | ACCEPT RELIABLE MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \U [cmds] | |--------------+---------------------------------------------| | Description: | Accepts remote modem's request for reliable | | | link | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-FALLBACK/FALL-FORWARD | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Gn [cmds] | |--------------+---------------------------------------------| | Description: | Selects auto-fallback/fall-forward | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i %G1 | Auto-fallback/fall-forward disabled | |--------------+---------------------------------------------| | %G0 | Auto-fallback/fall-forward enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RELIABLE FALLBACK CHARACTER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %An [cmds] | |--------------+---------------------------------------------| | Default: | None | |--------------+---------------------------------------------| | Range: | 0-127 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character used as the | | | auto-reliable fallback character. %A0 will | | | disable this function | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RELIABLE TIME BUFFER CONFIGURATION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Cn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the handling of incoming data | | | during auto-reliable time period. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \C0 | Data is discarded | |--------------+---------------------------------------------| | \C1 | Data is buffered for 4 seconds, 200 | | | characters or SYN detected, switch to | | | reliable mode | |--------------+---------------------------------------------| | \C2 | Data is discarded, switch to normal mode on | | | receipt of auto reliable fallback character | | | and pass character to DTE | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RETRAIN | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT %En | |--------------+---------------------------------------------| | Description: | Selects auto-retrain mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %E0 | Auto-retrain disabled | |--------------+---------------------------------------------| | i %E1 | Auto-retrain enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S14 | |------------------------------------------------------------| | Format | AT [cmds] S14=n [cmds] | |--------------+---------------------------------------------| | Default: | 138 | |--------------+---------------------------------------------| | Range: | 0-174 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls echo, result codes, result code | | | display, dial mode, and answer/originate | | | mode | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | Not used | |------+-------+---------------------------------------------| | 1 | 0 | Command echo disabled | | | | | | | i 1 | Command echo enabled | |------+-------+---------------------------------------------| | 6,2 | i 0 | Display result codes in numeric format | | | | | | | 1 | Display result codes in verbose format | |------+-------+---------------------------------------------| | 3 | 0 | Not used | |------+-------+---------------------------------------------| | 4 | 0 | Dumb mode disabled | | | | | | | 1 | Dumb mode enabled | |------+-------+---------------------------------------------| | 5 | i 0 | Tone dial enabled | | | | | | | 1 | Pulse dial enabled | |------+-------+---------------------------------------------| | 7 | 0 | Answer mode enabled | | | | | | | i 1 | Originate mode enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S21 | |------------------------------------------------------------| | Format | AT [cmds] S21=n [cmds] | |--------------+---------------------------------------------| | Default: | 48 | |--------------+---------------------------------------------| | Range: | 0 - 253 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Selects jack type, CTS signal, low DTR | | | action, DCD signal, DSR signal, and the | | | Long Space Disconnect function | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | i 0 | Selects RJ-11, RJ-41S, or RJ45S jack | | | | | | | 1 | Selects RJ-12 or RJ-13 jack | |------+-------+---------------------------------------------| | 1 | 0 | Not used | |------+-------+---------------------------------------------| | 2 | i 0 | CTS follows RTS | | | | | | | 1 | CTS forced high | |------+-------+---------------------------------------------| | 4, 3 | 00 | DTR signal ignored | | | | | | | 01 | Modem goes to command mode on low DTR | | | | | | | i10 | Modem disconnects on low DTR. Auto-Answer | | | | is disabled | | | 11 | | | | | Modem is initialized on low DTR | |------+-------+---------------------------------------------| | 5 | 0 | DCD forced high | | | | | | | i1 | DCD normal | |------+-------+---------------------------------------------| | 6 | i 0 | DSR forced high | | | | | | | 1 | DSR normal | |------+-------+---------------------------------------------| | 7 | i 0 | Long Space Disconnect function disabled | | | | | | | 1 | Long Space Disconnect function enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S22 | |------------------------------------------------------------| | Format | AT [cmds] S22=n [cmds] | |--------------+---------------------------------------------| | Default: | None | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | Read only | |--------------+---------------------------------------------| | Description: | Displays speaker volume and controls, | | | result codes and make/break ratio | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 1, 0 | 00 | Off volume | | | | | | | 01 | On volume | | | | | | | i 10 | Medium level volume | | | | | | | 11 | High level volume | |------+-------+---------------------------------------------| | 3, 2 | 00 | Speaker off | | | | | | | i 01 | Speaker off on carrier | | | | | | | 10 | Speaker always on | | | | | | | 11 | Speaker on during handshake | |------+-------+---------------------------------------------| | 6, | 000 | Basic result codes only enabled | | 5, 4 | | | | | 100 | Basic and connection speed result codes | | | | enabled | | | 101 | | | | | Basic and connection speed result codes and | | | 110 | dialtone detection enabled | | | | | | | 111 | All result codes except dialtone detection | | | | enabled | | | | | | | | All result codes enabled | |------+-------+---------------------------------------------| | 7 | 0 | Make/Break pulse ratio is 39/61 | | | | | | | 1 | Make/Break pulse ratio is 33/67 | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S23 | |------------------------------------------------------------| | Format | AT [cmds] S23=n [cmds] | |--------------+---------------------------------------------| | Default: | None | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | Read only | |--------------+---------------------------------------------| | Description: | Displays status of remote digital loopback, | | | DTE rate and parity and guard tone | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | Remote digital loopback denied | | | | | | | i 1 | Remote digital loopback allowed | |------+-------+---------------------------------------------| | 3, | 000 | Sets serial port speed to 0-300bps | | 2, 1 | | | | | 001 | Sets serial port speed to 1200bps | | | | | | | 010 | Sets serial port speed to 2400bps | | | | | | | 011 | Sets serial port speed to 4800bps | | | | | | | 100 | Sets serial port speed to 7200bps | | | | | | | 101 | Sets serial port speed to 9600bps | | | | | | | 110 | Sets serial port speed to 19200bps | | | | | | | 111 | Sets serial port speed to 38400bps | |------+-------+---------------------------------------------| | 5,4 | i 00 | Parity even | | | | | | | 01 | Not used | | | | | | | 10 | Parity odd | | | | | | | 11 | No Parity | |------+-------+---------------------------------------------| | 7, 6 | i 00 | Guard tone disabled | | | | | | | 01 | Guard tone 550 enabled | | | | | | | 10 | Guard tone 1800Hz enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S27 | |------------------------------------------------------------| | Format | AT [cmds] S27=n [cmds] | |--------------+---------------------------------------------| | Default: | None | |--------------+---------------------------------------------| | Range: | 0 - 127 | |--------------+---------------------------------------------| | Unit: | Read only | |--------------+---------------------------------------------| | Description: | Displays status of sync/async mode, Line | | | type, internal clock, and ITU-T/Bell modes | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 3, | 000 | Asynchronous mode, serial port speed | | 1, 0 | | follows connect speed | | | 001 | | | | | Asynchronous command mode and synchronous | | | 010 | connect mode | | | | | | | 011 | Asynchronous command mode and synchronous | | | | connect mode, DTR dialing enabled | | | 100 | | | | | Asynchronous command mode on low DTR, | | | | synchronous connect mode on high DTR | | | | | | | | Hayes AutoSync(TM) mode - serial port locked | | | | at 9600bps | |------+-------+---------------------------------------------| | 2 | 0 | Dial up line | | | | | | | 1 | Leased line | |------+-------+---------------------------------------------| | 5, 4 | 00 | Internal DTE transmit clock source | | | | | | | 01 | External DTE transmit clock source | | | | | | | 10 | Slave DTE transmit clock source | |------+-------+---------------------------------------------| | 6 | 0 | CCITT mode | | | | | | | 1 | Bell mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK SEND | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Bn [cmds] | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 0-9 | |--------------+---------------------------------------------| | Unit: | .1 second | |--------------+---------------------------------------------| | Description: | Sends break to modem | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK TYPE | |------------------------------------------------------------| |Type: |Configuration | |-----------------+------------------------------------------| |Format: |AT [cmds] \Kn [cmds] | |-----------------+------------------------------------------| |Description: |Configures action of break signal | |------------------------------------------------------------| | Command | Connected | Command | Command | Break | | |in Reliable| state in | state in | received | | | mode | Reliable |Direct mode |from remote| | | | mode | | modem | |----------+-----------+------------+------------+-----------| | \K0 |Online |Break sent |Send break |Buffers | | |command |to remote |to remote |cleared, | | |mode |modem and |modem |break sent | | |enabled, |buffered |immediately,|to DTE | | |send no |cleared |Online | | | |break to | |command mode| | | |remote | |enabled | | | |modem | | | | |----------+-----------+------------+------------+-----------| | \K1 |Break sent |Break sent |Send break |Buffers | | |to remote |to remote |to remote |cleared, | | |modem and |modem and |modem |break sent | | |buffered |buffered |immediately |to DTE | | |cleared |cleared | | | |----------+-----------+------------+------------+-----------| | \K2 |Online |Send break |Send break |Break sent | | |command |to remote |to remote |immediately| | |mode |modem |modem |to DTE | | |enabled, |immediately |immediately,| | | |send no | |Online | | | |break to | |command mode| | | |remote | |enabled | | | |modem | | | | |----------+-----------+------------+------------+-----------| | \K3 |Send break |Send break |Send break |Break sent | | |to remote |to remote |to remote |immediately| | |modem |modem |modem |to DTE | | |immediately|immediately |immediately | | |----------+-----------+------------+------------+-----------| | \K4 |Online |Send break |Send break |Break sent | | |command |with |to remote |with | | |mode |transmitted |modem |received | | |enabled, |data |immediately,|data to the| | |send no | |Online |DTE | | |break to | |command mode| | | |remote | |enabled | | | |modem | | | | |----------+-----------+------------+------------+-----------| | i \K5 |Send break |Send break |Send break |Break sent | | |with |with |to remote |with | | |transmitted|transmitted |modem |received | | |data |data |immediately |data to the| | | | | |DTE | +------------------------------------------------------------+ +------------------------------------------------------------+ | CALLING TONE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] -Cn [cmds] | |--------------+---------------------------------------------| | Description: | Controls whether the DTE will allow the | | | modem to send a 1300Hz calling tone when | | | originating | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i -C0 | Disable calling tone | |--------------+---------------------------------------------| | -C1 | Enable calling tone | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT %Cn | |--------------+---------------------------------------------| | Description: | Selects data compression | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %C0 | Data compression disabled | |--------------+---------------------------------------------| | i %C1 | MNP5 enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECT MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Nn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the type of connection the modem | | | will operate in | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \N0 | Normal mode enabled | |--------------+---------------------------------------------| | \N1 | Direct mode enabled | |--------------+---------------------------------------------| | \N2 | MNP reliable mode enabled | |--------------+---------------------------------------------| | i \N3 | Auto-reliable mode enabled | |--------------+---------------------------------------------| | \N4 | V.42 reliable mode enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONVERT TO MNP RELIABLE MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \Y [cmds] | |--------------+---------------------------------------------| | Description: | Converts to MNP reliable mode from normal | | | or direct mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | EXTENDED RESULT CODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Vn [cmds] | |--------------+---------------------------------------------| | Description: | Selects extended result codes | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \V0 | Extended result codes disabled | |--------------+---------------------------------------------| | \V1 | Modified MNP result codes enabled | |--------------+---------------------------------------------| | \V2 | Extended V.42 result codes enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Gn [cmds] | |--------------+---------------------------------------------| | Description: | Selects modem port flow control | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \G0 | Flow control disabled | |--------------+---------------------------------------------| | \G1 | Flow control enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Qn [cmds] | |--------------+---------------------------------------------| | Description: | Sets type of flow control used by modem | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \Q0 | Flow control disabled | |--------------+---------------------------------------------| | \Q1 | XON/XOFF flow control enabled | |--------------+---------------------------------------------| | \Q2 | CTS flow control to DTE enabled | |--------------+---------------------------------------------| | i \Q3 | RTS/CTS flow control enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Tn [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-90 | |--------------+---------------------------------------------| | Unit: | 1 minute | |--------------+---------------------------------------------| | Description: | Sets the length of time that the modem does | | | not receive information before it | | | disconnects. | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S90=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 minute | |--------------+---------------------------------------------| | Description: | Sets the length of time that the modem does | | | not receive information before it | | | disconnects. S90=0 will disable | +------------------------------------------------------------+ +------------------------------------------------------------+ | INITIATE MNP RELIABLE MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \O [cmds] | |--------------+---------------------------------------------| | Description: | Initiates MNP reliable mode from normal or | | | direct mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | LOCK SERIAL PORT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Jn [cmds] | |--------------+---------------------------------------------| | Description: | Sets operation of serial port speed | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \J0 | Serial speed locked | |--------------+---------------------------------------------| | \J1 | Serial speed follows connect speed | +------------------------------------------------------------+ +------------------------------------------------------------+ | MAXIMUM BLOCK SIZE FOR TRANSMISSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \An [cmds] | |--------------+---------------------------------------------| | Description: | Sets the maximum transmittable block size | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \A0 | MNP block size is 64 characters | |--------------+---------------------------------------------| | \A1 | MNP block size is 128 characters | |--------------+---------------------------------------------| | \A2 | MNP block size is 192 characters | |--------------+---------------------------------------------| | i \A3 | MNP block size is 256 characters | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE SIGNAL QUALITY | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %Q [cmds] | |--------------+---------------------------------------------| | Description: | Returns a value which indicates line signal | | | quality | +------------------------------------------------------------+ +------------------------------------------------------------+ | SWITCH TO NORMAL MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \Z [cmds] | |--------------+---------------------------------------------| | Description: | Switches to normal mode from MNP mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | TEST MODES | |------------------------------------------------------------| | Format | AT [cmds] S16=n [cmds] | |--------------+---------------------------------------------| | Default: | None | |--------------+---------------------------------------------| | Range: | 0-125 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls loopback tests, analog, digital, | | | remote digital, and self tests | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | Local analog loopback disabled | | | | | | | 1 | Local analog loopback enabled | |------+-------+---------------------------------------------| | 1 | 0 | Not used | |------+-------+---------------------------------------------| | 2 | 0 | Local digital loopback disabled | | | | | | | 1 | Local digital loopback enabled | |------+-------+---------------------------------------------| | 3 | 0 | Modem not in remote digital loopback | | | | | | | 1 | Remote digital loopback in progress | |------+-------+---------------------------------------------| | 4 | 0 | Remote digital loopback not requested | | | | | | | 1 | Remote digital loopback requested | |------+-------+---------------------------------------------| | 5 | 0 | Remote digital loopback w/ self-test | | | | disabled | | | 1 | | | | | Remote digital loopback w/ self-test | | | | enabled | |------+-------+---------------------------------------------| | 6 | 0 | Local analog loopback w/ self-test disabled | | | | | | | 1 | Local analog loopback w/ self-test enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | TEST TIMER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S18=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Sets the maximum duration for modem tests | |------------------------------------------------------------| | Note: S18=0 disables the timer and allows an | | indefinite duration. | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.42 DETECTION PHASE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] -Jn [cmds] | |--------------+---------------------------------------------| | Description: | Controls V.42 detection | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | -J0 | V.42 detection disabled | |--------------+---------------------------------------------| | i -J1 | V.42 detection enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.42bis COMPRESSION CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] "Hn [cmds] | |--------------+---------------------------------------------| | Description: | Controls V.42bis data compression | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | "H0 | V.42bis disabled | |--------------+---------------------------------------------| | "H1 | V.42bis when transmitting enabled | |--------------+---------------------------------------------| | "H2 | V.42bis when receiving enabled | |--------------+---------------------------------------------| | i "H3 | V.42bis when transmitting/receiving enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.42bis MAXIMUM STRING LENGTH | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] "On [cmds] | |--------------+---------------------------------------------| | Default: | 16 | |--------------+---------------------------------------------| | Range: | 6-250 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Selects string size for V.42bis compression | +------------------------------------------------------------+ +------------------------------------------------------------+ | XON/XOFF PASS-THROUGH | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Xn [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether XON/XOFF signals are sent | | | to remote modem | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \X0 | XON/XOFF signals trapped by local modem | |--------------+---------------------------------------------| | \X1 | XON/XOFF passed through local modem |