067c:c032 — SpeedStream 4031 ATM/ADSL Installer (Efficient Networks, Inc.)

What is this device?

This is the USB identifier for a SpeedStream 4031 ATM/ADSL Installer manufactured by Efficient Networks, Inc.. The vendor ID 067c is registered to Efficient Networks, Inc. with the USB Implementers Forum, and c032 is the product ID that Efficient Networks, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 067c:c032 Efficient Networks, Inc. SpeedStream 4031 ATM/ADSL Installer.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 067c:c032 Efficient Networks, Inc. SpeedStream 4031 ATM/ADSL Installer

You can filter directly with lsusb -d 067c:c032, or get the full descriptor dump with lsusb -v -d 067c:c032. Kernel messages from dmesg show the same pair as idVendor=067c, idProduct=c032.

Windows

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

USB\VID_067C&PID_C032
USB\VID_067C&PID_C032&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_067C&PID_C032"

macOS

$ system_profiler SPUSBDataType
    SpeedStream 4031 ATM/ADSL Installer:
      Product ID: 0xc032
      Vendor ID: 0x067c  (Efficient Networks, 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:

067c  Efficient Networks, Inc.
	c032  SpeedStream 4031 ATM/ADSL Installer

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