The following modems are currently unsupported by mm_manager. If you figure out how to make these work, please let me know by filing an issue.

Motorola SM95-based. Windows driver loads but COM port is not accessible.

Softmodem (Windows only)

Chipset: LSI SoftModem Version 2.2.104

Driver loads but Millennium terminal cannot recognize the carrier from this modem.

Same as StarTech USB56KEM3