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

# bnxt(4)

Broadcom NetXtreme-C/E 10Gb/25Gb/40Gb/50/100Gb Ethernet device

## NAME

**bnxt** – Broadcom NetXtreme-C/E 10Gb/25Gb/40Gb/50/100Gb Ethernet device

## SYNOPSIS

**bnxt\* at pci?**

## DESCRIPTION

The **bnxt** driver supports the Broadcom NetXtreme-C/E PCI Express Ethernet adapters based on the Broadcom BCM573xx, BCM574xx and BCM575xx chipsets, including the following:

- Broadcom P150c Adapter (10/25/40/50Gb QSFP28)

- Broadcom P150p Adapter (10/25/40/50Gb QSFP28)

- Broadcom P210c Adapter (10Gb SFP+)

- Broadcom P210p Adapter (10Gb SFP+)

- Broadcom P210tp Adapter (10GBASE-T)

- Broadcom P225c Adapter (10/25Gb QSFP28)

- Broadcom P225p Adapter (10/25Gb SFP28)

- Broadcom P425p Adapter (10/25Gb SFP28)

- Broadcom P1200G Adapter (10/25/40/50/100Gb QSFP56)

- Broadcom P2100G Adapter (10/25/40/50/100Gb QSFP56)

Adapters based on these chipsets are also available as LOM/Mezzanine options for Dell, Lenovo, HPE and Supermicro servers.

## SEE ALSO

[arp(4)](/arp/4.md), [ifmedia(4)](/ifmedia/4.md), [intro(4)](/intro/4.md), [netintro(4)](/netintro/4.md), [pci(4)](/pci/4.md), [hostname.if(5)](/hostname.if/5.md), [ifconfig(8)](/ifconfig/8.md)

## HISTORY

The **bnxt** driver first appeared in OpenBSD 6.4.

## AUTHORS

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