[CentOS] Install wifi card

lspci -nn | grep -i net

02:00.0 Ethernet controller [0200]: Atheros Communications Inc. AR8151 v1.0 Gigabit Ethernet [1969:1073] (rev c0) 03:00.0 Network controller [0280]: Atheros Communications Inc. AR928X Wireless Network Adapter (PCI-Express) [168c:002a] (rev 01)

grep -i 168c /lib/modules/*/modules.alias | grep -i 002a /lib/modules/2.6.32-220.23.1.el6.x86_64/modules.alias:alias pci:v0000168Cd0000002Asv*sd*bc*sc*i* ath9k /lib/modules/2.6.32-279.5.2.el6.x86_64/modules.alias:alias pci:v0000168Cd0000002Asv*sd*bc*sc*i* ath9k /lib/modules/3.5.2-1.el6.elrepo.x86_64/modules.alias:alias pci:v0000168Cd0000002Asv*sd*bc*sc*i* ath9k

modprobe -r ath5x modprobe ath9x

service NetworkManager restart