GNU/Linux CentOS 7 Installing Broadcom B43 Legacy Firmware
How to Install Broadcom B43 Legacy Wifi/Bluetooth Driver on CentOS 7 GNU/Linux – Step by step Tutorial.
And this Setup make use of the b43-fwcutter a tool for extracting BCM43xx wireless Chip Firmware from Broadcom’s proprietary Driver Files.
The Broadcom B43 Legacy Firmware for CentOS 7 is including the Proprietary Code to support some Wireless Devices.
Especially relevant: the b43 Legacy Driver supports the following devices
BCM4301
BCM4306
BCM4306/2
BCM4309
For other BCM43xx Models see instead Broadcom Wl or Broadcom B43.

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