Some relevant bits: Sep 11 16:49:38 Arbeits-PC NetworkManager[1104]: <info> (wlan0): supplicant interface state: 4-way handshake -> completed Sep 11 16:49:44 Arbeits-PC kernel: [ 1749.454788] wlan0: Connection to AP a0:f3:c1:05:80:ec lost Sep 11 16:49:45 Arbeits-PC wpa_supplicant[1205]: wlan0: CTRL-EVENT-DISCONNECTED bssid=a0:f3:c1:05:80:ec reason=4 Sep 11 16:49:45 Arbeits-PC NetworkManager[1104]: <info> (wlan0): supplicant interface state: completed -> disconnected Sep 11 16:49:45 Arbeits-PC NetworkManager[1104]: <info> (wlan0): supplicant interface state: disconnected -> scanning Sep 11 16:49:45 Arbeits-PC wpa_supplicant[1205]: wlan0: SME: Trying to authenticate with a0:f3:c1:05:80:ec (SSID='WG-WLAN' freq=2427 MHz) Sep 11 16:49:45 Arbeits-PC kernel: [ 1750.282343] wlan0: authenticate with a0:f3:c1:05:80:ec Sep 11 16:49:45 Arbeits-PC NetworkManager[1104]: <info> (wlan0): supplicant interface state: scanning -> authenticating Sep 11 16:49:45 Arbeits-PC kernel: [ 1750.306287] wlan0: send auth to a0:f3:c1:05:80:ec (try 1/3) Sep 11 16:49:45 Arbeits-PC kernel: [ 1750.410098] wlan0: send auth to a0:f3:c1:05:80:ec (try 2/3) Sep 11 16:49:46 Arbeits-PC kernel: [ 1750.514232] wlan0: send auth to a0:f3:c1:05:80:ec (try 3/3) Sep 11 16:49:46 Arbeits-PC kernel: [ 1750.618374] wlan0: authentication with a0:f3:c1:05:80:ec timed out So the AP is disconnecting the device a couple seconds with reason 4, which is "Disassociated due to inactivity". My thought is that this points to a driver bug (Larry?). Dan -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html