Contents • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Introduction This page provides support information on Broadcom BCM43xx wireless network cards. The aim of Ubuntu is to ensure all card models work automatically with no, or minimal configuration. For example, via System >Administration >Hardware/Additional Drivers. If you are having a issue, please see below on getting this addressed. Identifying Your Broadcom BCM43xx Chipset With this information, you may assess what drivers are supported for your card, and how to switch to a different driver from the instructions below. Internal cards To identify a card that was installed inside your computer prior to purchase, please and execute: lspci -vvnn grep -A 9 Network This will display: 03:00.0 Network controller [0280]: Broadcom Corporation BCM4331 802.11a/b/g/n [14e4:4331] (rev 02) Subsystem: Apple Inc.

AirPort Extreme [106b:00d6] Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- Kernel driver in use: wl You now know: • The Chip ID: BCM4331 • The PCI-ID: 14e4:4331 • Kernel driver in use: wl USB cards One will want to execute at a terminal: usb-devices Drivers available in Ubuntu The following is an overview of the different drivers that are available for Broadcom wireless devices. Broadcom STA Wireless driver (Proprietary) The propietary Broadcom STA Wireless driver is maintained upstream by Broadcom. As this driver is closed source, fixes in the driver itself may only be provided by Broadcom. As a convenience, Ubuntu offers two versions of this driver: • The package aims to offer a later version for a given release. Cricket 2007 Save Files Download.