I've found this on syslog : Apr 11 19:35:23 petite-chose kernel: [ 611.992042] wlan0: deauthenticated from 00:25:15:3b:8e:50 (Reason: 7) Apr 11 19:35:23 petite-chose NetworkManager[709]: <info> (wlan0): supplicant connection state: associated -> disconnected Apr 11 19:35:23 petite-chose NetworkManager[709]: <info> (wlan0): supplicant connection state: disconnected -> scanning Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> (wlan0): supplicant connection state: scanning -> associating Apr 11 19:35:24 petite-chose kernel: [ 613.245033] wlan0: authenticate with 00:25:15:3b:8e:50 (try 1) Apr 11 19:35:24 petite-chose kernel: [ 613.247476] wlan0: authenticated Apr 11 19:35:24 petite-chose kernel: [ 613.247584] wlan0: associate with 00:25:15:3b:8e:50 (try 1) Apr 11 19:35:24 petite-chose kernel: [ 613.249931] wlan0: RX AssocResp from 00:25:15:3b:8e:50 (capab=0x411 status=0 aid=1) Apr 11 19:35:24 petite-chose kernel: [ 613.249949] wlan0: associated Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> (wlan0): supplicant connection state: associating -> associated Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> (wlan0): supplicant connection state: associated -> 4-way handshake Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> (wlan0): supplicant connection state: 4-way handshake -> group handshake Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> (wlan0): supplicant connection state: group handshake -> completed Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> Activation (wlan0/wireless) Stage 2 of 5 (Device Configure) successful. Connected to wireless network 'NEUF_8E4C'. Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> Activation (wlan0) Stage 3 of 5 (IP Configure Start) scheduled. Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> Activation (wlan0) Stage 3 of 5 (IP Configure Start) started... Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> (wlan0): device state change: 5 -> 7 (reason 0) Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> Activation (wlan0) Beginning DHCPv4 transaction (timeout in 45 seconds) Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> Activation (wlan0) Stage 3 of 5 (IP Configure Start) complete. Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> (wlan0): DHCPv4 state changed nbi -> preinit Apr 11 19:35:24 petite-chose dhclient: Listening on LPF/wlan0/00:22:43:6f:25:6b Apr 11 19:35:24 petite-chose dhclient: Sending on LPF/wlan0/00:22:43:6f:25:6b Apr 11 19:35:24 petite-chose dhclient: DHCPREQUEST of 192.168.1.44 on wlan0 to 255.255.255.255 port 67 Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> (wlan0): DHCPv4 state changed preinit -> reboot Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> Activation (wlan0) Stage 4 of 5 (IP4 Configure Get) scheduled... Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> Activation (wlan0) Stage 4 of 5 (IP4 Configure Get) started... Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> Activation (wlan0) Stage 5 of 5 (IP Configure Commit) scheduled... Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> Activation (wlan0) Stage 4 of 5 (IP4 Configure Get) complete. Apr 11 19:35:24 petite-chose NetworkManager[709]: <info> Activation (wlan0) Stage 5 of 5 (IP Configure Commit) started... Apr 11 19:35:24 petite-chose avahi-daemon[697]: Joining mDNS multicast group on interface wlan0.IPv4 with address 192.168.1.44. Apr 11 19:35:24 petite-chose avahi-daemon[697]: New relevant interface wlan0.IPv4 for mDNS. Apr 11 19:35:24 petite-chose avahi-daemon[697]: Registering new address record for 192.168.1.44 on wlan0.IPv4. Apr 11 19:35:25 petite-chose NetworkManager[709]: <info> (wlan0): device state change: 7 -> 8 (reason 0) Apr 11 19:35:25 petite-chose NetworkManager[709]: <info> Policy set 'Auto NEUF_8E4C' (wlan0) as default for IPv4 routing and DNS. Apr 11 19:35:25 petite-chose NetworkManager[709]: <info> Activation (wlan0) successful, device activated. Apr 11 19:35:25 petite-chose NetworkManager[709]: <info> Activation (wlan0) Stage 5 of 5 (IP Configure Commit) complete. Apr 11 19:35:34 petite-chose ntpd[5669]: Listen normally on 3 wlan0 192.168.1.44 UDP 123 Apr 11 19:35:34 petite-chose ntpd[5669]: Listen normally on 4 wlan0 fe80::222:43ff:fe6f:256b UDP 123 Apr 11 19:36:16 petite-chose kernel: [ 664.994392] wlan0: deauthenticated from 00:25:15:3b:8e:50 (Reason: 7)
As you could see 'wlan0: deauthenticated from 00:25:15:3b:8e:50 (Reason: 7)' seems to be my problem. why this happens ? Xavier. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/757700 Title: Eeepc 1000HE Natty wifi connection isn't staying connected -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
