Note: mm_manager requires carrier detect functionality in the serial modem, so please make sure you are using a serial cable with all modem control signals wired.

This is the default modem supported by mm_manager if no init string is provided on the command line.

Model Name: RD02-D400

Modem Init String ATE=1 S0=1 S7=3 &D2 +MS=B212

Reference Manual: AT Commands for CX930xx Modem Reference Manual

Version: V2.300B-V90_2M_DLS RCV56DPF-PLL L8571A Rev 36.00/36.00

Manual: multi_modem_ii_mt5600bl.pdf

Init string: ATE=1 S0=1 S7=3 &D2 B1 +MS=69,0,1200,1200

Version:

MT5656ZDX

ACF3_V2.000E-V90_P21_FSH

C2FAX Patch - V0.04C

Manual: AT Commands,Voice Commands, S-Registers, and Result Codes

Init string: ATE=1 S0=1 S7=3 &D2 +MS=B212

Version:

Agere OCM V.92 MT9234ZBAV Serial Data/Fax/Voice Modem Version 1.02i

Manual: MultiModem® & SocketModem® MT9234 Series AT Commands Reference Guide

Init string: ATE1 M0 B1 S0=1 &D2 S7=35 +MS=BELL212A

Init string ATE1 S0=1 S7=3 &D2 B1 M0

Note: This is a 1200-baud modem, use the -b 1200 command line option with mm_manager.

Same as Lenovo 56K USB Modem

Chipset: CX93001-EIS_V0.2013-V92

From Amazon

Same as Lenovo 56K USB Modem

Modem Init String ATE=1 S0=1 S7=3 &D2 +MS=Bell212A

Reference Manual: 5637 56K USB Modem: User Guide

Version: U.S. Robotics 56K FAX USB V1.2.19

Additional Reference: U.S. Robotics USB 56K Faxmodem (Model: 5637)

Modem Init String ATE=1 S0=1 &D2 &N2 &C1

DIP Switches:

1	2	3	4	5	6	7	8
Up	Up	Down	Up	Down	Up	Up	Down

Power Supply: 9VAC 1000mA

Rederence Manual: 56K Serial Controller Faxmodem: User Guide

Note: The firmware must be updated to v2.3.33 following the upgrade instructions to resolve an issue that CONNECT messages are not returned properly (Release Notes). Modem Init String ATE=1 S0=1 &D2 &N2 &C1

DIP Switches:

1	2	3	4	5	6	7	8	9	10
Off	Off	On	Off	On	Off	Off	On	On	Off

Power Supply: 15VDC 1.0A

Rederence Manual: Courier 56K Business Modem: User Guide

Same as Lenovo 56K USB Modem