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I'm having problems after installing the last version of Kubuntu. Also, I downgraded to 12.04.3 LTS, and still had the same problem. I've stable conection only when I'm wired. Already installed ath5k modile for the 2nd time. Don't know what to do...

02:00.0 Ethernet controller: Marvell Technology Group Ltd. 88E8039 PCI-E Fast Ethernet Controller (rev 14) 03:00.0 Ethernet controller: Qualcomm Atheros AR242x / AR542x Wireless Network Adapter (PCI-Express) (rev 01)
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