b43
Differences
This shows you the differences between two versions of the page.
Both sides previous revisionPrevious revisionNext revision | Previous revisionNext revisionBoth sides next revision | ||
b43 [2008/06/08 19:23] – netrolller3d | b43 [2010/11/14 17:56] – add update-initramfs note sleek | ||
---|---|---|---|
Line 1: | Line 1: | ||
====== b43 ====== | ====== b43 ====== | ||
- | b43 is the new driver for wireless cards with Broadcom chipsets. | + | b43 is the new driver for wireless cards with Broadcom chipsets. |
- | b43 is a [[mac80211]] driver, so it requires at least Aircrack-ng 1.0-beta2. | + | b43 is a [[mac80211]] driver, so it requires at least Aircrack-ng 1.0-rc1. |
- | See this [[http:// | + | ===== Is My Card Supported? ===== |
- | =====Patching the kernel===== | + | A fairly up-to-date list is kept [[http://wireless.kernel.org/en/users/Drivers/b43# |
- | * Download the b43 injection speed and fragmentation patch [[http://www.latinsud.com/bcm/b43-injection-2.6.24.4.patch|for the 2.6.24 kernel]] or [[http:// | + | |
- | * Place the patch in your kernel sources or compat-wireless directory | + | |
- | * Run 'patch -p1 -i b43-injection-< | + | |
- | < | + | |
- | | + | |
- | | + | |
- | | + | |
+ | ^ PCI ID ^ Device ID ^Product Name ^ | ||
+ | |14e4: | ||
+ | |14e4:4321| | | | ||
+ | |14e4:4324| | | | ||
+ | |14e4:4325| | | | ||
+ | |14e4: | ||
+ | |14e4: | ||
+ | |14e4: | ||
+ | |14e4: | ||
+ | |14e4: | ||
+ | |14e4: | ||
+ | |14e4: | ||
+ | |14e4: | ||
+ | To determine the PCI ID of your wireless device under linux, enter: | ||
- | =====Detailed instructions for 2.6.24 kernels===== | + | lspci -nn |
- | [[http:// | + | Also, if the PCI ID of your card is **14e4:4315** (BCM4312 with a LP "Low Power" PHY, commonly found on laptops), you need to install the development version |
+ | =====Installing the drivers===== | ||
- | =====Testing | + | 2.6.24 kernels and newer don't need any patches applied to the driver itself for monitor mode and packet injection. The only patch that is needed (for fragmentation attack support) is the standard mac80211 frag+ack patch. |
- | After building and installing the new module, it is best to test that injection is working correctly. | ||
+ | **Important note:** If you install or update your b43 driver via [[compat-wireless|compat-wireless]], | ||
+ | sudo update-initramfs -u | ||
- | ===== Usage Tips ===== | + | If you have a card with the 14e4:4315 PCI ID, then you need to install the compat-wireless package, since today' |
- | FIXME These are mostly about bcm43xx, and not b43/ | + | =====Installing the firmware===== |
- | Forum thread: | + | Because of Broadcom' |
- | [[http://tinyshell.be/aircrackng/forum/index.php? | + | |
- | Forum thread: | + | Keep in mind that your distribution might offer its own b43-fwcutter package and scripts intended to obtain and extract the firmware. It is up to you if you're going to do it manually or let your distro do the work. If you have the card with the **14e4: |
- | [[http:// | + | |
- | This forum thread may also provide some useful information: | + | =====Testing the new module===== |
+ | After building and installing the new module, it is best to test that injection is working correctly. | ||
=====Troubleshooting Tips===== | =====Troubleshooting Tips===== | ||
- | |||
- | |||
==== Confirm you are running the new module ==== | ==== Confirm you are running the new module ==== | ||
Line 53: | Line 59: | ||
It will give you the fully qualified file name. Do "ls -l <fully qualified file name>" | It will give you the fully qualified file name. Do "ls -l <fully qualified file name>" | ||
- | This thread has a number of potential fixes to problems you may encounter: [[http:// | + | This thread has a number of potential fixes to problems you may encounter: [[http:// |
==== "SET failed on device wlan0: Device or resource busy" when setting monitor mode ==== | ==== "SET failed on device wlan0: Device or resource busy" when setting monitor mode ==== | ||
Line 63: | Line 69: | ||
| | ||
- | Or if you have iw installed: | + | Or: |
- | iw dev wlan0 interface add mon0 type monitor | + | airmon-ng start wlan0 |
- | | + | |
- | This way, you can monitor on mon0 while still being associated on wlan0. | + | This way, you can monitor on mon0 while still being associated on wlan0. |
==== Why do I get ioctl(SIOCGIFINDEX) failed ? ==== | ==== Why do I get ioctl(SIOCGIFINDEX) failed ? ==== | ||
Line 77: | Line 82: | ||
* Error message: " | * Error message: " | ||
- | Then [[http:// | + | Then [[faq# |
+ | ==== Ubuntu 9.10 support | ||
+ | See this forum entry: http:// |
b43.txt · Last modified: 2018/11/22 00:15 by mister_x