MULTI-TECH SYSTEMS, INC. MT56128ZLX-NT, MT56128ZLX-ST Card Type ISDN TA Chip Set Unidentified Maximum Modem Rate 56Kbps Maximum Fax Rate 14.4Kbps Data Modulation Protocol Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.23, V.32bis, V.34, K56flex ISDN Data Rate 128Kbps ISDN Modulation Protocol V.110, V.120, X.75, ML-PPP, PPP Error Correction/Compression Unidentified Data Bus PCMCIA 55291 SUPPORTED COMMAND SET Basic AT Commands AT, ‘+++’ A, E &F, &V, &Z Note: See MHI Help File for full command documentation. Proprietary AT Command Set CONVERSION LINK Type: Configuration Format: AT [cmds] &N0=n [cmds] Description: Loads user profiles into active RAM Command Function &N0=0 Set single-link mode for async to sync PPP conversion &N0=1 Set multi-link mode for async to sync PPP conversion DIAL Type: Immediate Format: AT [cmds] D<#> [cmds] Description: Dials ISDN 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 DSn Dial stored telephone number n DM Modem calls over ISDN line DT Dials out the ISDN number DV ISDN voice calls enabled DL Re-dial last ISDN number HOOK CONTROL Type: Immediate Format: AT [cmds] Hn [cmds] Description: Selects ISDN disconnect Command Function H0 Modem commanded to go on-hook (hang-up) H1 Modem commanded to disconnect ISDN voice calls H3 Modem commanded to disconnect ISDN data & voice calls H4 Restarts ISDN layer 2 link H5 View responses ISDN/ANALOG Type: Configuration Format: AT [cmds] &Gn [cmds] Description: Toggles between ISDN and analog phone link Command Function &G0 Switch from ISDN link to analog line &G1 Switch from analog to ISDN link LOAD USER PROFILE Type: Configuration Format: AT [cmds] &Ln [cmds] Description: Loads user profiles into active RAM Command Function &L0 Load user profile 0 into active RAM &L1 Load user profile 1 into active RAM &L2 Load user profile 2 into active RAM &L3 Load user profile 3 into active RAM &L4 Load user profile 4 into active RAM &L5 Load user profile 5 into active RAM &L6 Load user profile 6 into active RAM &L7 Load user profile 7 into active RAM &L8 Load user profile 8 into active RAM &L9 Load user profile 9 into active RAM ON-LINE Type: Immediate Format: AT [cmds] On [cmds] Description: Controls on-line command (data transmission) state options. Note: The O command must be placed at the end of the command string. Command Function O0 On-line command mode with no retraining enabled PHONE NUMBERS IN MULTI-LINK PPP Type: Configuration Format: AT [cmds] &Jn [cmds] Description: Selects 1 or 2 ISDN phone numbers for Multi-Link PPP calls Command Function &J0 2 ISDN phone numbers selected for multi-link PPP calls &J1 1 ISDN phone number selected for multi-link PPP calls REPORT INFORMATION Type: Immediate Format: AT [cmds] In [cmds] Description: Displays information requested Command Function I3 OK RESTORE PROFILE ON POWER-UP Type: Configuration Format: AT [cmds] &Pn [cmds] Description: Restores a selected profile into the active profile on power-up (hard reset) Command Function &P0 Restore profile 0 on power-up &P1 Restore profile 1 on power-up &P2 Restore profile 2 on power-up &P3 Restore profile 3 on power-up &P4 Restore profile 4 on power-up &P5 Restore profile 5 on power-up &P6 Restore profile 6 on power-up &P7 Restore profile 7 on power-up &P8 Restore profile 8 on power-up STORE ACTIVE PROFILE Type: Configuration Format: AT [cmds] &Wn [cmds] Description: Writes the values for the active profile into the non-volatile RAM Command Function &W0 Write the active profile to stored profile 0 &W1 Write the active profile to stored profile 1 &W2 Write the active profile to stored profile 2 &W3 Write the active profile to stored profile 3 &W4 Write the active profile to stored profile 4 &W5 Write the active profile to stored profile 5 &W6 Write the active profile to stored profile 6 &W7 Write the active profile to stored profile 7 &W8 Write the active profile to stored profile 8 &W9 Write the active profile to stored profile 9 V.110 DATA RATE Type: Configuration Format: AT [cmds] Bn [cmds] Description: Selects the user rate in V.110 mode Command Protocol B0 600bps B1 1200bps B2 2400bps B3 4800bps B4 9600bps B5 19.2Kbps B6 38.4Kbps B7 48.0Kbps B8 57.6Kbps (Japan only) VERIFY HARDWARE Type: Immidiate Format: AT [cmds] &Kn [cmds] Description: Verifies TA hardware Command Function &K0 Verifies TA hardware. Reports OK or BAD Special Commands B-CHANNEL SPEED Type: Configuration Format: AT [cmds] !Q=n [cmds] Description: Selects B-channel speed Command Function !Q=0 B-channel set to 64Kbps !Q=4 B-channel set to 56Kbps DATA DIRECTORY NUMBER Type: Configuration Format: AT [cmds] !N1=n [cmds] Range: 0 - 24 Unit: 0 - 9, *, # Description: Sets the directory number (DN) 1 for the data channel DATA DIRECTORY NUMBER Type: Configuration Format: AT [cmds] !N0=n [cmds] Range: 0 - 24 Unit: 0 - 9, *, # Description: Sets the directory number (DN) 0 for the data channel DATA SPID Type: Configuration Format: AT [cmds] !C6=n [cmds] Range: 0 - 20 Unit: ASCII Description: Specifies the data service profile identifier 0 assigned by the ISDN provider DATA SPID Type: Configuration Format: AT [cmds] !C2=n [cmds] Range: 0 - 20 Unit: ASCII Description: Specifies the data service profile identifier 1 assigned by the ISDN provider ISDN D-CHANNEL PROTOCOL Type: Configuration Format: AT [cmds] !C0=n [cmds] Description: Selects network switch type Command Function !C0=0 AT&T 5ESS !C0=1 Northern Telecom DMS-100 !C0=2 Euro-ISDN NET3 !C0=5 VN4 RATE ADAPTION PROTOCOL Type: Configuration Format: AT [cmds] !Z=n [cmds] Description: Select rate adaption protocol used to communicate with another TA Command Function !Z=5 V.120 !Z=6 V.110 VOICE-GRADE CALL HANDLING Type: Configuration Format: AT [cmds] !V=n [cmds] Description: Controls voice grade call handling Command Function !V=0 Incoming voice grade calls are answered by ISDN phone !V=1 Incoming voice grade calls are answered by modem !V=2 Audio speech enabled !V=4 m -law encoding enabled (Europe) !V=5 A -law encoding enabled (North America)