Hardware ID USB\VID_04C1&PID_3021 is recognizes as 56k Voice FaxModem Pro as the device and manufacturer of the device is listed below. USB Vendor ID, Device ID and Subsystem ID are used to recognize the manufacturer and model of a device.
| MODEM DEVICE NAME | 56k Voice FaxModem Pro |
|---|---|
| HARDWARE IDs | USB\VID_04C1&PID_3021 |
| COMPATIBLE IDs | USB\VID_04C1&PID_3021 |
| MODEM VENDOR NAME | 3Com Corporation |
| SUBVENDOR NAME | 3Com Corporation |
| PCIDATABASE |
pcidatabase.com used 0x04C1 format to search vendors and linux or unix hardware use 04C1:3021 format for this device. |
| Vendor Id | Vendor Name | Device Id | Device Name | Type |
|---|---|---|---|---|
| 04C1 | 3Com Corporation | 0020 | 56K Voice Pro | USB |
| 04C1 | 3Com Corporation | 0022 | 56K Voice Pro | USB |
| 04C1 | 3Com Corporation | 007E | ISDN TA | USB |
| 04C1 | 3Com Corporation | 0082 | OfficeConnect Analog Modem | USB |
| 04C1 | 3Com Corporation | 008F | Pro ISDN TA | USB |
| 04C1 | 3Com Corporation | 0097 | OfficeConnect Analog | USB |
| 04C1 | 3Com Corporation | 009D | HomeConnect Webcam [vicam] | USB |
| 04C1 | 3Com Corporation | 00A9 | ISDN Pro TA-U | USB |
| 04C1 | 3Com Corporation | 00B9 | HomeConnect IDSL Modem | USB |
| 04C1 | 3Com Corporation | 3021 | 56k Voice FaxModem Pro | USB |