Make sure you have the linux-headers package that matches your current kernel version, plus the appropriate generic header packages so that they are automatically updated on a kernel upgrade. It could make all the difference from what I’ve researched. As per the Broadcom readme file for driver version 6. I also have this exact card, and have also recently switched to Linux. Originally Posted by notKlaatu Sounds like you need the firmware for that wireless card.

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I’ve tried but probably screwed up in the process installing the “wl””b43” and “brcmsmac” drivers, or at least I think I did.

WifiDocs/Driver/bcm43xx – Community Help Wiki

Ask Ubuntu works best with JavaScript enabled. External Links Upstream b43 and b43legacy kernel driver http: Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies.

If you reboot and everything works, that’s great; don’t linu anything. First unload all conflicting drivers this includes removing the driver you’re trying to install: If not bfm4321 performed, connect the device to your system. When satisfied, the relevant Broadcom proprietary driver will be acquired, the firmware within will be extracted and installed.


Broadcom 43xx wireless devices

Removed from Linux at 2. Having a problem logging in? All times are GMT Instead, an investigation would need to occur to see if the version available for your release should be updated.

This is simply a script to extract and install the b43 driver firmware, maintained by the Ubuntu community. Anything is fair game.

bcm43xx – Debian Wiki

At this point I’m starting to research how to use ndiswrapper but haven’t had any luck with that either. Note that registered members see fewer ads, and ContentLink is completely disabled once you log bcm3421.

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.

If you wish to permanently use the open source drivers then remove the bcmwl-kernel-source package: If the version of the driver you are using in the repository is the latest version available as per BroadcomBroadcom wants you to send them an email about this to linux-wlan-client-support-list broadcom. For installation instructions, please see here.

To unload and blacklist: If necessary, firmware can be manually acquired and extracted using the bfwcutter utility, see http: Page History Login to edit.



If not, it’s pretty easy to get it to load automatically, so just ask. Please visit this page to clear all LQ-related cookies. I also have this exact card, and have also recently switched to Linux.

In it, please ensure all of the below is provided if missing: Open Source Consulting Domain Registration. In the command below replace drivername with the driver you want to blacklist: Linux – Networking This forum is for any issue related to networks or networking.

Broadcom Corporation physical id: Installing Windows drivers with NdisWrapper. The main issue is that with most of the drivers available that I’ve installed, they bcm421 find my wireless network but, they will only stay connected for about a minute with abnormally slow speed and then all of a sudden disconnect.

First, let’s see what driver you’re actually using. This is fairly common with Broadcom chips.

The relevant driver has built-in logic to probe the actual chip, for example: Wireless LAN Soft blocked: