XIRCOM, INC. ============ PS-CEM-28B2/PS-CEM-28BC/PS-CEM-28BT Card Type Fax, Modem (synchronous/asynchronous), Network Interface Card Chip Set Unidentified Cache 64KB Network Transfer Rate 10Mbps Maximum Modem Rate 28.8Kbps Maximum Fax Rate 14.4Kbps Data Bus PCMCIA Type II Fax Class Class I & II Data Modulation AT&T V.32terbo Protocol Bell 103A/212A ITU-T V.22, V.22bis, V.23, V.32, V.32bis, V.34 Fax Modulation ITU-T V.17, V.27ter, V.29 Protocol Error MNP5, V.42bis Correction/Compression Topology Linear Bus, Star Wiring Type Unshielded twisted pair(PS-CEM-28BC, PS-CEM-28BT) RG-58A/U 50ohm coaxial(PS-CEM-28B2, PS-CEM-28BC) Boot ROM Not available V1804/N1435 Proprietary AT Command Set +------------------------------------------------------------+ | AUTO-RELIABLE FALLBACK CHARACTER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %An [cmds] | |--------------+---------------------------------------------| | Default: | 13 | |--------------+---------------------------------------------| | Range: | 0-127 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character used as the | | | auto-reliable fallback character. %A0 will | | | disable this function. | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO FALLBACK | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Gn [cmds] | |--------------+---------------------------------------------| | Description: | Selects auto fallback | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i %G0 | Fallback disabled | |--------------+---------------------------------------------| | %G1 | Fallback enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RELIABLE TIME BUFFER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Cn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the handling of incoming data | | | during auto-reliable time period | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \CO | Data is discarded | |--------------+---------------------------------------------| | \C1 | Data is buffered for 4 seconds or 200 | | | characters | |--------------+---------------------------------------------| | \C2 | Data is discarded, sets to normal mode and | | | switches to normal mode when &An received | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RETRAIN | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT %En | |--------------+---------------------------------------------| | Description: | Selects auto-retrain mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %E0 | Auto-retrain disabled | |--------------+---------------------------------------------| | i %E1 | Auto-retrain enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BLACKLIST | |------------------------------------------------------------| | Type: | Read only | |--------------+---------------------------------------------| | Format: | AT [cmds] S140? [cmds] | |--------------+---------------------------------------------| | Description: | Contains the maximum number of call | | | attempts before number is blacklisted | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK SEND | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Bn [cmds] | |--------------+---------------------------------------------| | Default: | 3 | |--------------+---------------------------------------------| | Range: | 1-9 | |--------------+---------------------------------------------| | Unit: | .1 second | |--------------+---------------------------------------------| | Description: | Sends break to modem | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Kn [cmds] | |--------------+---------------------------------------------| | Description: | Configures action of break signal | |------------------------------------------------------------| | Command | Break from | Modem | Break | | | DTE | receives \B | received | | | | | from remote | | | | | modem | |---------------+---------------+--------------+-------------| | \K0 | Online | Break sent | Buffers | | | command mode | to remote | cleared, | | | enabled, send | modem and | break sent | | | no break to | buffers | to DTE | | | remote modem | cleared | | |---------------+---------------+--------------+-------------| | \K1 | Break sent to | Break sent | Buffers | | | remote modem | to remote | cleared, | | | and buffers | modem and | break sent | | | cleared | buffers | to DTE | | | | cleared | | |---------------+---------------+--------------+-------------| | \K2 | Online | Send break | Break sent | | | command mode | to remote | immediately | | | enabled, send | modem | to DTE | | | no break to | immediately | | | | remote modem | | | |---------------+---------------+--------------+-------------| | \K3 | Send break to | Send break | Break sent | | | remote modem | to remote | immediately | | | immediately | modem | to DTE | | | | immediately | | |---------------+---------------+--------------+-------------| | \K4 | Online | Send break | Break sent | | | command mode | with | with | | | enabled, send | transmitted | received | | | no break to | data | data to the | | | remote modem | | DTE | |---------------+---------------+--------------+-------------| | i \K5 | Send break | Send break | Break sent | | | with | with | with | | | transmitted | transmitted | received | | | data | data | 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 calling tone | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i -C0 | Disable calling tone | |--------------+---------------------------------------------| | -C1 | Enable calling tone | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT %Cn | |--------------+---------------------------------------------| | Description: | Selects MNP 5 data compression | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %C0 | Data compression disabled | |--------------+---------------------------------------------| | i %C1 | Data compression enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECT MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Nn [cmds] | |--------------+---------------------------------------------| | Description: | Sets connect mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \N0 | Normal mode enabled | |--------------+---------------------------------------------| | \N2 | Auto-reliable MNP mode enabled | |--------------+---------------------------------------------| | i \N3 | Auto-reliable V.42 mode enabled | |--------------+---------------------------------------------| | \N4 | Reliable mode enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONVERT TO MNP MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Z [cmds] | |--------------+---------------------------------------------| | Description: | Switches to normal mode from MNP mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONVERT TO RELIABLE MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Y [cmds] | |--------------+---------------------------------------------| | Description: | Initiates reliable MNP5 mode link | +------------------------------------------------------------+ +------------------------------------------------------------+ | COUNTRY CODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] S133=n [cmds] | |--------------+---------------------------------------------| | Description: | Selects country specific operating | | | configuration | |------------------------------------------------------------| | Command | Function | |---------------------------+--------------------------------| | i S133=0 | USA | |---------------------------+--------------------------------| | S133=1 | United Kingdom | |---------------------------+--------------------------------| | S133=2 | Germany | |---------------------------+--------------------------------| | S133=3 | France | |---------------------------+--------------------------------| | S133=4 | Belgium | |---------------------------+--------------------------------| | S133=5 | The Netherlands | +------------------------------------------------------------+ +------------------------------------------------------------+ | COUNTRY CODES (CONTINUED) | |------------------------------------------------------------| | S133=6 | Italy | |------------+-----------------------------------------------| | S133=7 | Spain | |------------+-----------------------------------------------| | S133=8 | Austria | |------------+-----------------------------------------------| | S133=9 | Switzerland | |------------+-----------------------------------------------| | S133=10 | Portugal | |------------+-----------------------------------------------| | S133=11 | Sweden | |------------+-----------------------------------------------| | S133=12 | Norway | |------------+-----------------------------------------------| | S133=13 | Denmark | |------------+-----------------------------------------------| | S133=14 | Finland | |------------+-----------------------------------------------| | S133=15 | Cyprus | |------------+-----------------------------------------------| | S133=16 | Czechoslovakia | |------------+-----------------------------------------------| | S133=17 | Greece | |------------+-----------------------------------------------| | S133=18 | Hungary | |------------+-----------------------------------------------| | S133=19 | Poland | |------------+-----------------------------------------------| | S133=20 | Russia | |------------+-----------------------------------------------| | S133=21 | Turkey | |------------+-----------------------------------------------| | S133=22 | Luxembourg | |------------+-----------------------------------------------| | S133=23 | Iceland | |------------+-----------------------------------------------| | S133=25 | Egypt | |------------+-----------------------------------------------| | S133=26 | India | |------------+-----------------------------------------------| | S133=27 | Kenya | |------------+-----------------------------------------------| | S133=28 | South Africa | |------------+-----------------------------------------------| | S133=29 | Morocco | |------------+-----------------------------------------------| | S133=48 | Abu Dhabi | |------------+-----------------------------------------------| | S133=49 | Australia | |------------+-----------------------------------------------| | S133=50 | Bangladesh | |------------+-----------------------------------------------| | S133=51 | China | |------------+-----------------------------------------------| | S133=52 | Hong Kong | |------------+-----------------------------------------------| | S133=53 | Indonesia | |------------+-----------------------------------------------| | S133=54 | Japan | |------------+-----------------------------------------------| | S133=55 | Korea | |------------+-----------------------------------------------| | S133=56 | Malaysia | |------------+-----------------------------------------------| | S133=57 | New Zealand | |------------+-----------------------------------------------| | S133=58 | Philippines | |------------+-----------------------------------------------| | S133=59 | Singapore | |------------+-----------------------------------------------| | S133=96 | Argentina | |------------+-----------------------------------------------| | S133=97 | Bolivia | |------------+-----------------------------------------------| | S133=98 | Brazil | |------------+-----------------------------------------------| | S133=99 | Chile | |------------+-----------------------------------------------| | S133=100 | Columbia | |------------+-----------------------------------------------| | S133=101 | Costa Rica | |------------+-----------------------------------------------| | S133=102 | Guatemala | |------------+-----------------------------------------------| | S133=103 | Mexico | |------------+-----------------------------------------------| | S133=104 | Nicaragua | |------------+-----------------------------------------------| | S133=105 | Paraguay | |------------+-----------------------------------------------| | S133=106 | Peru | |------------+-----------------------------------------------| | S133=107 | Uruguay | +------------------------------------------------------------+ +------------------------------------------------------------+ | COUNTRY CODES (CONTINUED) | |------------------------------------------------------------| | S133=108 | Venezuela | |------------+-----------------------------------------------| | S133=128 | Kuwait | |------------+-----------------------------------------------| | S133=129 | Oman | |------------+-----------------------------------------------| | S133=130 | Saudi Arabia | +------------------------------------------------------------+ +------------------------------------------------------------+ | CREDIT CARD BONG TONE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] S121=n [cmds] | |--------------+---------------------------------------------| | Description: | Selects credit card bong tone | |------------------------------------------------------------| | Command | Function | |-------------------------+----------------------------------| | S121=0 | AT&T | |-------------------------+----------------------------------| | S121=1 | MCI | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY CONNECT SPEED | |------------------------------------------------------------| | Type: | Read only | |--------------+---------------------------------------------| | Format: | AT [cmds] S37=n [cmds] | |--------------+---------------------------------------------| | Description: | Displays current DCE speed | |------------------------------------------------------------| | Command | Function | |------------------------+-----------------------------------| | S37=5 | 1200bps | |------------------------+-----------------------------------| | S37=6 | 2400bps | |------------------------+-----------------------------------| | S37=7 | 4800bps | |------------------------+-----------------------------------| | S37=8 | 7200bps | |------------------------+-----------------------------------| | S37=9 | 9600bps | |------------------------+-----------------------------------| | S37=10 | 12.0Kbps | |------------------------+-----------------------------------| | S37=11 | 14.4Kbps | |------------------------+-----------------------------------| | S37=12 | 19.2Kbps | |------------------------+-----------------------------------| | S37=15 | 28.8Kbps | |------------------------+-----------------------------------| | S37=26 | 16.8Kbps | |------------------------+-----------------------------------| | S37=29 | 24.0Kbps | |------------------------+-----------------------------------| | S37=33 | 21.6Kbps | |------------------------+-----------------------------------| | S37=34 | 26.4Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | ERRONEOUS CALL RETRY | |------------------------------------------------------------| | Type: | Read only | |--------------+---------------------------------------------| | Format: | AT [cmds] S145? [cmds] | |--------------+---------------------------------------------| | Description: | Contains value for erroneous call retry | +------------------------------------------------------------+ +------------------------------------------------------------+ | ERRONEOUS CALL DELAY | |------------------------------------------------------------| | Type: | Read only | |--------------+---------------------------------------------| | Format: | AT [cmds] S146? [cmds] | |--------------+---------------------------------------------| | Description: | Contains value for erroneous call delay | +------------------------------------------------------------+ +------------------------------------------------------------+ | FAST RETRY | |------------------------------------------------------------| | Type: | Read only | |--------------+---------------------------------------------| | Format: | AT [cmds] S141? [cmds] | |--------------+---------------------------------------------| | Description: | Enable/disable status for fast retry for | | | trouble calls | +------------------------------------------------------------+ +------------------------------------------------------------+ | FEATURE NEGOTIATION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] S48=n [cmds] | |--------------+---------------------------------------------| | Description: | Controls feature negotiation with remote | | | modem | |------------------------------------------------------------| | Command | Function | |---------------------+--------------------------------------| | S48=0 | No negotiation | |---------------------+--------------------------------------| | S48=7 | Feature negotiation enabled | |---------------------+--------------------------------------| | S48=128 | Feature negotiation disabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | Unidirectional hardware flow control | | | enabled | |--------------+---------------------------------------------| | i \Q3 | Bidirectional hardware flow control enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Kn [cmds] | |--------------+---------------------------------------------| | Description: | Sets type of flow control used by modem | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &K0 | Local flow control disabled | |--------------+---------------------------------------------| | &K1 | Not used | |--------------+---------------------------------------------| | &K2 | Not used | |--------------+---------------------------------------------| | i &K3 | CTS/RTS flow control enabled | |--------------+---------------------------------------------| | &K4 | XON/XOFF flow control enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | HELP SCREEN BORDER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] S120=n [cmds] | |--------------+---------------------------------------------| | Description: | Selects help screen display option | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | S120=0 | Surround help screen text with ASCII | | | character border | |---------------+--------------------------------------------| | S120=1 | Do not surround help screen text with | | | ASCII character border | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | 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 | +------------------------------------------------------------+ +------------------------------------------------------------+ | INEFFECTIVE CALL DELAY | |------------------------------------------------------------| | Type: | Read only | |--------------+---------------------------------------------| | Format: | AT [cmds] S144? [cmds] | |--------------+---------------------------------------------| | Description: | Contains value for ineffective call delay | +------------------------------------------------------------+ +------------------------------------------------------------+ | INEFFECTIVE CALL RETRY | |------------------------------------------------------------| | Type: | Read only | |--------------+---------------------------------------------| | Format: | AT [cmds] S143? [cmds] | |--------------+---------------------------------------------| | Description: | Contains value for ineffective call fast | | | retry | +------------------------------------------------------------+ +------------------------------------------------------------+ | INITIATE MNP RELIABLE MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \O [cmds] | |--------------+---------------------------------------------| | Description: | Initiates MNP reliable mode from normal or | | | direct mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | INTERNATIONAL USAGE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %TEn [cmds] | |--------------+---------------------------------------------| | Description: | Controls country specific settings | |------------------------------------------------------------| | Command | Function | |------------------+-----------------------------------------| | i %TE=0 | International usage disabled | |------------------+-----------------------------------------| | %TE=1 | S register 133 enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | +------------------------------------------------------------+ +------------------------------------------------------------+ | PSEUDO DTE SPEED | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] S122=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets DTE speed used by CONNECT message. Has | | | not effect on modem operation | |------------------------------------------------------------| | Command | Function | |-----------------------------+------------------------------| | S122=0 | CONNECT | |-----------------------------+------------------------------| | S122=1 | CONNECT 1200 | |-----------------------------+------------------------------| | S122=2 | CONNECT 2400 | |-----------------------------+------------------------------| | S122=3 | CONNECT 4800 | |-----------------------------+------------------------------| | S122=4 | CONNECT 7200 | |-----------------------------+------------------------------| | S122=5 | CONNECT 9600 | |-----------------------------+------------------------------| | S122=6 | CONNECT 12000 | |-----------------------------+------------------------------| | S122=7 | CONNECT 14400 | |-----------------------------+------------------------------| | S122=8 | CONNECT 16800 | |-----------------------------+------------------------------| | S122=9 | CONNECT19200 | |-----------------------------+------------------------------| | S122=10 | CONNECT 21600 | |-----------------------------+------------------------------| | S122=11 | CONNECT 24000 | |-----------------------------+------------------------------| | S122=12 | CONNECT 26400 | |-----------------------------+------------------------------| | S122=13 | CONNECT 28800 | |-----------------------------+------------------------------| | S122=14 | CONNECT 38400 | |-----------------------------+------------------------------| | S122=15 | CONNECT 57600 | |-----------------------------+------------------------------| | S122=16 | CONNECT 115200 | |-----------------------------+------------------------------| | S122=17 | CONNECT 230400 | +------------------------------------------------------------+ +------------------------------------------------------------+ | RESULT CODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Vn [cmds] | |--------------+---------------------------------------------| | Description: | Adds /ARQ to connect message | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \V0 | Add /ARQ to connect message enabled | |--------------+---------------------------------------------| | i \V1 | Add /ARQ to connect message disabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | TROUBLE CALL DELAY | |------------------------------------------------------------| | Type: | Read only | |--------------+---------------------------------------------| | Format: | AT [cmds] S142? [cmds] | |--------------+---------------------------------------------| | Description: | Contains value of trouble call delay | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.32 AUTO-RETRAIN | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Bn [cmds] | |--------------+---------------------------------------------| | Description: | Selects action the modem will take during | | | bad line quality on V.32/32bis connection | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %B0 | Auto-retrain disabled, hang up on poor line | | | quality | |--------------+---------------------------------------------| | i %B1 | Auto-retrain on line quality problem | | | enabled | |--------------+---------------------------------------------| | %B2 | Modem ignores line quality problems | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 DICTIONARY SIZE | |------------------------------------------------------------| | Type | Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] "Nn [cmds] | |-------------+----------------------------------------------| | Default | Unidentified | |-------------+----------------------------------------------| | Range | 512-2048 | |-------------+----------------------------------------------| | Unit | 1 byte | |-------------+----------------------------------------------| | Description | Controls the size of the V.42bis | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.42bis MAXIMUM STRING LENGTH | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] "On [cmds] | |--------------+---------------------------------------------| | Default: | 32 | |--------------+---------------------------------------------| | Range: | 6 - 250 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Selects string size for V.42bis | | | compression. | +------------------------------------------------------------+ +------------------------------------------------------------+ | WAIT FOR MNP LINK | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \U [cmds] | |--------------+---------------------------------------------| | Description: | Modem waits in on line mode for an MNP link | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 |