0a46:0268 — ST268

This is the USB identifier for a ST268 manufactured by Davicom Semiconductor, Inc.. The vendor ID 0a46 is registered to Davicom Semiconductor, Inc. with the USB Implementers Forum, and 0268 is the product ID that Davicom Semiconductor, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 0a46:0268 Davicom Semiconductor, Inc. ST268.

Linux

$ lsusb
Bus 001 Device 004: ID 0a46:0268 Davicom Semiconductor, Inc. ST268

You can filter directly with lsusb -d 0a46:0268, or get the full descriptor dump with lsusb -v -d 0a46:0268. Kernel messages from dmesg show the same pair as idVendor=0a46, idProduct=0268.

Windows

In Device Manager, open the device, go to Details → Hardware Ids. This device reports:

USB\VID_0A46&PID_0268
USB\VID_0A46&PID_0268&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0A46&PID_0268"

macOS

$ system_profiler SPUSBDataType
    ST268:
      Product ID: 0x0268
      Vendor ID: 0x0a46  (Davicom Semiconductor, Inc.)

Having driver issues with this device? Most USB devices are handled by a generic class driver; if yours shows up as an unknown device, confirm the ID above first, then check the manufacturer's downloads page.

The exact lines this page is generated from, in the upstream source file:

0a46  Davicom Semiconductor, Inc.
	0268  ST268

• 0a46:6688 ZT6688 Fast Ethernet Adapter
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• 0a46:9000 DM9000E Fast Ethernet Adapter
• 0a46:9601 DM9601 Fast Ethernet Adapter

See all 5 devices from Davicom Semiconductor, Inc. →