Acer notebook WiFi
melgramb at gmail.com
Tue Mar 27 06:00:43 UTC 2012
I recoment to do a clear instalation with an LTS release. I don't think you
are face any problem.
2012/3/27 wcj9996 <wcj9996 at frontier.com>
> Several days ago I bought an Acer Aspire One 722-0825 Laptop. It all
> works very well with Windows 7 Home Premium, including the WiFi. I
> installed Ubuntu 11.10 X64 with the wired connection to my router
> connected to simplify installation and update installation. When I
> activated the WiFi the computer froze. No cursor movement and no
> control-alt-backspace reaction. I powered down, disconnected the wired
> network connection and re-booted. As soon as the desktop came up it froze
> again. I have tried Mint 12 X64 live boot with the same result.
> It appears to me that it loads the driver and logs into the router as
> expected but as soon as it attempts to access the Local Area Net it crashes
> The network chips identified by lspci:
> walt at tiger:~$ lspci | grep Ath
> 06:00.0 Ethernet controller: Atheros Communications AR8152 v2.0 Fast
> Ethernet (rev c1)
> 07:00.0 Network controller: Atheros Communications Inc. AR9485 Wireless
> Network Adapter (rev 01)
> The drivers:
> walt at tiger:~$ lsmod | grep ath
> ath9k 127538 0
> mac80211 462046 1 ath9k
> ath9k_common 13839 1 ath9k
> ath9k_hw 312914 2 ath9k,ath9k_common
> ath 24067 2 ath9k,ath9k_hw
> cfg80211 199630 3 ath9k,mac80211,ath
> The last few lines of dmesg:
> 26.409283] init: plymouth-stop pre-start process (1330) terminated with
> status 1
> [ 26.598890] wlan0: authenticate with 00:23:69:c5:8a:8d (try 1)
> [ 26.603190] wlan0: authenticated
> [ 26.623088] wlan0: associate with 00:23:69:c5:8a:8d (try 1)
> [ 26.631556] wlan0: RX AssocResp from 00:23:69:c5:8a:8d (capab=0x411
> status=0 aid=1)
> [ 26.631568] wlan0: associated
> [ 26.638439] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
> [ 29.174033] EXT4-fs (sda6): re-mounted. Opts:
> [ 32.192211] eth0: no IPv6 routers present
> [ 37.248274] wlan0: no IPv6 routers present
> Iwconfig results:
> tiger:~$ iwconfig
> lo no wireless extensions.
> eth0 no wireless extensions.
> wlan0 IEEE 802.11bgn ESSID:"walnut"
> Mode:Managed Frequency:2.462 GHz Access Point: 00:23:69:C5:8A:8D
> Bit Rate=72.2 Mb/s Tx-Power=16 dBm
> Retry long limit:7 RTS thr:off Fragment thr:off
> Power Management:on
> Link Quality=67/70 Signal level=-43 dBm
> Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
> Tx excessive retries:0 Invalid misc:56 Missed beacon:0
> I haven't been able to find any help on Google. WiFi while traveling is
> the reason I bout this machine.
> Thanks for your help.
> ----- walt wcj9996 at frontier.com -----
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