106c:3eb4 — Packet Service Diagnostic Serial Port (WDM)

Curitel Communications, Inc.

Vendor ID: 106c
Product ID: 3eb4
Combined: 106c:3eb4
Decimal: 4204:16052

What is this device?

This is the USB identifier for a Packet Service Diagnostic Serial Port (WDM) manufactured by Curitel Communications, Inc.. The vendor ID 106c is registered to Curitel Communications, Inc. with the USB Implementers Forum, and 3eb4 is the product ID that Curitel Communications, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 106c:3eb4 Curitel Communications, Inc. Packet Service Diagnostic Serial Port (WDM).

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 106c:3eb4 Curitel Communications, Inc. Packet Service Diagnostic Serial Port (WDM)

You can filter directly with lsusb -d 106c:3eb4, or get the full descriptor dump with lsusb -v -d 106c:3eb4. Kernel messages from dmesg show the same pair as idVendor=106c, idProduct=3eb4.

Windows

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

USB\VID_106C&PID_3EB4
USB\VID_106C&PID_3EB4&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_106C&PID_3EB4"

macOS

$ system_profiler SPUSBDataType
    Packet Service Diagnostic Serial Port (WDM):
      Product ID: 0x3eb4
      Vendor ID: 0x106c  (Curitel Communications, Inc.)

Driver help

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.

Raw usb.ids entry

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

106c  Curitel Communications, Inc.
	3eb4  Packet Service Diagnostic Serial Port (WDM)

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