Ath9k nightmare (atheros 9462 pcie wifi/bt)

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http://forums.fedoraforum.org – Problem: my laptop wireless connection hangs when uploading speed hits above 50 KB/s. My 35 megabits/s dl rate is quite happy, but it drops to zero when uploading "overloads". I often have to reset this pc wi-fi in order to make the connection functional again. Router is well configured, other computers/devices establish flawless communication with it. Broadly known solutions attempted and failed: -Wlan power management off. -Nohwcrypt, btcoex and everything modprobe related. -Backports on distros with older kernel versions (yeah, weird idea, I know). -Disabling wi-fi N (kind o (HowTos)