0557:2009 — UC-210T Ethernet

This is the USB identifier for a UC-210T Ethernet manufactured by ATEN International Co., Ltd. The vendor ID 0557 is registered to ATEN International Co., Ltd with the USB Implementers Forum, and 2009 is the product ID that ATEN International Co., Ltd assigned to this particular model. When you run lsusb on Linux, this device appears as 0557:2009 ATEN International Co., Ltd UC-210T Ethernet.

Linux

$ lsusb
Bus 001 Device 004: ID 0557:2009 ATEN International Co., Ltd UC-210T Ethernet

You can filter directly with lsusb -d 0557:2009, or get the full descriptor dump with lsusb -v -d 0557:2009. Kernel messages from dmesg show the same pair as idVendor=0557, idProduct=2009.

Windows

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

USB\VID_0557&PID_2009
USB\VID_0557&PID_2009&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0557&PID_2009"

macOS

$ system_profiler SPUSBDataType
    UC-210T Ethernet:
      Product ID: 0x2009
      Vendor ID: 0x0557  (ATEN International Co., Ltd)

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:

0557  ATEN International Co., Ltd
	2009  UC-210T Ethernet

• 0557:2004 UC-100KM PS/2 Mouse and Keyboard adapter
• 0557:2006 UC-1284B Printer Port
• 0557:2007 UC-110T 100Mbps Ethernet [pegasus]
• 0557:2008 UC-232A Serial Port [pl2303]
• 0557:2011 UC-2324 4xSerial Ports [mos7840]
• 0557:2202 CS124U Miniview II KVM Switch
• 0557:2212 Keyboard/Mouse
• 0557:2213 CS682 2-Port USB 2.0 DVI KVM Switch

See all 20 devices from ATEN International Co., Ltd →