Jesi li trazio na Google, pogledah na brzinu i ima nesto, nije ono "Ne radi nikako"? U krajnjem slucaju bi morao da kupis dodatni USB adapter ali i kod njih ima petljancije, nije uvek ukljuci i teraj.
http://fedoramobile.org/fc-wireless/broadcom-linux-sta-driver
These packages contain Broadcom's IEEE 802.11a/b/g/n hybrid Linux® device driver for use with Broadcom's BCM4311-, BCM4312-, BCM4321-, and BCM4322-based hardware. However, this driver is known to support other chipsets labelled differently (such as the BCM4328.)
I onda ima tamo detaljno sta treba uraditi, korak po korak.
Na svetu postoje samo 2 OS-a: 1. Mint, 2. svi ostali!