---
name: "uaq"
section: "4"
platform: "openbsd"
package: "man"
version: "8.0-current-20261101"
release: "OpenBSD 8.0-current (2026-11-01)"
platforms: ["openbsd"]
url: "https://new.carta.tech/uaq"
---

# uaq(4)

Aquantia AQC111U/AQC112U 100/1Gb/2.5Gb/5Gb USB Ethernet device

## NAME

**uaq** – Aquantia AQC111U/AQC112U 100/1Gb/2.5Gb/5Gb USB Ethernet device

## SYNOPSIS

**uaq\*   at uhub?**

## DESCRIPTION

The **uaq** driver provides support for USB Ethernet adapters based on the Aquantia AQC111U and AQC112U chipsets, including the following:

- Aquantia AQtion USB to 5GbE Controller

  - ASIX USB 3.1 Gen1 to 5G Multi-Gigabit Ethernet Adapter

  - ASIX USB 3.1 Gen1 to 2.5G Multi-Gigabit Ethernet Adapter

  - QNAP QNA-UC5G1T USB to 5GbE Adapter

  - Sabrent NT-SS5G USB to 5GbE Adapter

  - StarTech USG5GA30 USB to 5GbE Adapter

  - TRENDnet TUC-ET5G USB-C 3.1 to 5GBASE-T Ethernet Adapter

  The AQC111U and AQC112U contain an integrated Multi-Gig Ethernet MAC and PHY, supporting 100, 1000, 2500 and, in the AQC111U, 5000Mbps operation.

For more information on configuring this device, see [ifconfig(8)](/ifconfig/8.md).

## SEE ALSO

[arp(4)](/arp/4.md), [ifmedia(4)](/ifmedia/4.md), [mii(4)](/mii/4.md), [netintro(4)](/netintro/4.md), uhub(4), [usb(4)](/usb/4.md), [hostname.if(5)](/hostname.if/5.md), [ifconfig(8)](/ifconfig/8.md)

## HISTORY

The **uaq** device driver first appeared in OpenBSD 7.0.

## AUTHORS

The **uaq** driver was written by Jonathan Matthew ⟨*jmatthew@openbsd.org*⟩.