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 Protocol AT&T V.32terbo Bell 103A/212A ITU-T V.22, V.22bis, V.23, V.32, V.32bis, V.34 Fax Modulation Protocol ITU-T V.17, V.27ter, V.29 Error Correction/Compression MNP5, V.42bis 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 %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 \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 %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 DTE Modem receives Break received \B from remote modem \K0 Online command Break sent to Buffers cleared, mode enabled, remote modem break sent to send no break and buffers DTE to remote modem cleared \K1 Break sent to Break sent to Buffers cleared, remote modem remote modem break sent to and buffers and buffers DTE cleared cleared \K2 Online command Send break to Break sent mode enabled, remote modem immediately to send no break immediately DTE to remote modem \K3 Send break to Send break to Break sent remote modem remote modem immediately to immediately immediately DTE \K4 Online command Send break with Break sent with mode enabled, transmitted received data to send no break data the DTE to remote modem \K5 Send break with Send break with Break sent with transmitted transmitted received data to data data 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 -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 %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 \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 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 \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 \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 &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 %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 \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 \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 %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 -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 "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 \X0 XON/XOFF signals trapped by local modem \X1 XON/XOFF passed through local modem