On Thu, 2010-04-15 at 21:07 -0700, Paolo Galtieri wrote:
> On 04/15/2010 08:42 PM, Kurian Thayil wrote: > > > Hi All, > > > > Since the installation of F12 in my Acer Aspire 580 series laptop > > with Intel 3945ABG wireless module, I am having the issue where my > > Wifi link gets deactivated and activated (disconnects & connects) > > frequently. AP is a Netgear WGR router with WEP enabled. Was using > > Debian GNU/Linux (Etch & Lenny) and I was able to work without any > > issues. The following is the /var/log/messages when a typical wifi > > session is disabled and enabled. This issue was severe when there > > was no security enabled in the router (I gave only MAC address level > > security). When I included WEP, it became better. Module iwl3945 is > > loaded in the kernel along with iwlcore, mac80211. Any idea on how > > to avoid this completely? > > > > Apr 16 09:03:36 localhost NetworkManager: <info> (wlan0): device > > state change: 8 -> 2 (reason 0) > > Apr 16 09:03:36 localhost NetworkManager: <info> (wlan0): > > deactivating device (reason: 0). > > Apr 16 09:03:36 localhost NetworkManager: <info> (wlan0): canceled > > DHCP transaction, dhcp client pid 3603 > > Apr 16 09:03:36 localhost NetworkManager: <WARN> check_one_route(): > > (wlan0) error -34 returned from rtnl_route_del(): Sucess#012 > > Apr 16 09:03:36 localhost avahi-daemon[1265]: Withdrawing address > > record for 192.168.0.4 on wlan0. > > Apr 16 09:03:36 localhost avahi-daemon[1265]: Leaving mDNS multicast > > group on interface wlan0.IPv4 with address 192.168.0.4. > > Apr 16 09:03:36 localhost avahi-daemon[1265]: Interface wlan0.IPv4 > > no longer relevant for mDNS. > > Apr 16 09:03:36 localhost NetworkManager: <info> (wlan0): taking > > down device. > > Apr 16 09:03:36 localhost avahi-daemon[1265]: Withdrawing address > > record for fe80::21b:77ff:fe51:4fcd on wlan0. > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): bringing > > up device. > > Apr 16 09:03:37 localhost kernel: Registered led device: > > iwl-phy0::radio > > Apr 16 09:03:37 localhost kernel: Registered led device: > > iwl-phy0::assoc > > Apr 16 09:03:37 localhost kernel: Registered led device: > > iwl-phy0::RX > > Apr 16 09:03:37 localhost kernel: Registered led device: > > iwl-phy0::TX > > Apr 16 09:03:37 localhost kernel: ADDRCONF(NETDEV_UP): wlan0: link > > is not ready > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): > > supplicant interface state: starting -> ready > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): device > > state change: 2 -> 3 (reason 42) > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > starting connection 'Auto virusk' > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): device > > state change: 3 -> 4 (reason 0) > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 1 of 5 (Device Prepare) scheduled... > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 1 of 5 (Device Prepare) started... > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 2 of 5 (Device Configure) scheduled... > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 1 of 5 (Device Prepare) complete. > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 2 of 5 (Device Configure) starting... > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): device > > state change: 4 -> 5 (reason 0) > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation > > (wlan0/wireless): access point 'Auto virusk' has security, but > > secrets are required. > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): device > > state change: 5 -> 6 (reason 0) > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 2 of 5 (Device Configure) complete. > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 1 of 5 (Device Prepare) scheduled... > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 1 of 5 (Device Prepare) started... > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): device > > state change: 6 -> 4 (reason 0) > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 2 of 5 (Device Configure) scheduled... > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 1 of 5 (Device Prepare) complete. > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 2 of 5 (Device Configure) starting... > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): device > > state change: 4 -> 5 (reason 0) > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation > > (wlan0/wireless): connection 'Auto virusk' has security, and secrets > > exist. No new secrets needed. > > Apr 16 09:03:37 localhost NetworkManager: <info> Config: added > > 'ssid' value 'virusk' > > Apr 16 09:03:37 localhost NetworkManager: <info> Config: added > > 'scan_ssid' value '1' > > Apr 16 09:03:37 localhost NetworkManager: <info> Config: added > > 'key_mgmt' value 'NONE' > > Apr 16 09:03:37 localhost NetworkManager: <info> Config: added > > 'auth_alg' value 'OPEN' > > Apr 16 09:03:37 localhost NetworkManager: <info> Config: added > > 'wep_key0' value '<omitted>' > > Apr 16 09:03:37 localhost NetworkManager: <info> Config: added > > 'wep_tx_keyidx' value '0' > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 2 of 5 (Device Configure) complete. > > Apr 16 09:03:37 localhost NetworkManager: <info> Config: set > > interface ap_scan to 1 > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): > > supplicant connection state: scanning -> disconnected > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): > > supplicant connection state: disconnected -> associating > > Apr 16 09:03:37 localhost kernel: ADDRCONF(NETDEV_CHANGE): wlan0: > > link becomes ready > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): > > supplicant connection state: associating -> associated > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): > > supplicant connection state: associated -> completed > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation > > (wlan0/wireless) Stage 2 of 5 (Device Configure) successful. > > Connected to wireless network 'virusk'. > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 3 of 5 (IP Configure Start) scheduled. > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 3 of 5 (IP Configure Start) started... > > Apr 16 09:03:37 localhost NetworkManager: <info> (wlan0): device > > state change: 5 -> 7 (reason 0) > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Beginning DHCP transaction (timeout in 45 seconds) > > Apr 16 09:03:37 localhost NetworkManager: <info> dhclient started > > with pid 3807 > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 4 of 5 (IP6 Configure Get) scheduled... > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 3 of 5 (IP Configure Start) complete. > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 4 of 5 (IP6 Configure Get) started... > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 4 of 5 (IP6 Configure Get) complete. > > Apr 16 09:03:37 localhost dhclient[3807]: Internet Systems > > Consortium DHCP Client 4.1.1 > > Apr 16 09:03:37 localhost dhclient[3807]: Copyright 2004-2010 > > Internet Systems Consortium. > > Apr 16 09:03:37 localhost dhclient[3807]: All rights reserved. > > Apr 16 09:03:37 localhost dhclient[3807]: For info, please visit > > https://www.isc.org/software/dhcp/ > > Apr 16 09:03:37 localhost dhclient[3807]: > > Apr 16 09:03:37 localhost NetworkManager: <info> DHCP: device wlan0 > > state changed normal exit -> preinit > > Apr 16 09:03:37 localhost dhclient[3807]: Listening on > > LPF/wlan0/00:1b:77:51:4f:cd > > Apr 16 09:03:37 localhost dhclient[3807]: Sending on > > LPF/wlan0/00:1b:77:51:4f:cd > > Apr 16 09:03:37 localhost dhclient[3807]: Sending on > > Socket/fallback > > Apr 16 09:03:37 localhost dhclient[3807]: DHCPREQUEST on wlan0 to > > 255.255.255.255 port 67 > > Apr 16 09:03:37 localhost dhclient[3807]: DHCPACK from 192.168.0.1 > > Apr 16 09:03:37 localhost NetworkManager: <info> DHCP: device wlan0 > > state changed preinit -> reboot > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 4 of 5 (IP4 Configure Get) scheduled... > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 4 of 5 (IP4 Configure Get) started... > > Apr 16 09:03:37 localhost NetworkManager: <info> address > > 192.168.0.4 > > Apr 16 09:03:37 localhost NetworkManager: <info> prefix 24 > > (255.255.255.0) > > Apr 16 09:03:37 localhost NetworkManager: <info> gateway > > 192.168.0.1 > > Apr 16 09:03:37 localhost NetworkManager: <info> nameserver > > '192.168.0.1' > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 5 of 5 (IP Configure Commit) scheduled... > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 4 of 5 (IP4 Configure Get) complete. > > Apr 16 09:03:37 localhost NetworkManager: <info> Activation (wlan0) > > Stage 5 of 5 (IP Configure Commit) started... > > Apr 16 09:03:37 localhost avahi-daemon[1265]: Joining mDNS multicast > > group on interface wlan0.IPv4 with address 192.168.0.4. > > Apr 16 09:03:37 localhost avahi-daemon[1265]: New relevant interface > > wlan0.IPv4 for mDNS. > > Apr 16 09:03:37 localhost avahi-daemon[1265]: Registering new > > address record for 192.168.0.4 on wlan0.IPv4. > > Apr 16 09:03:37 localhost dhclient[3807]: bound to 192.168.0.4 -- > > renewal in 36412 seconds. > > Apr 16 09:03:38 localhost NetworkManager: <info> (wlan0): device > > state change: 7 -> 8 (reason 0) > > Apr 16 09:03:38 localhost NetworkManager: <info> Policy set 'Auto > > virusk' (wlan0) as default for routing and DNS. > > Apr 16 09:03:38 localhost NetworkManager: <info> Activation (wlan0) > > successful, device activated. > > Apr 16 09:03:38 localhost NetworkManager: <info> Activation (wlan0) > > Stage 5 of 5 (IP Configure Commit) complete. > > Apr 16 09:03:39 localhost avahi-daemon[1265]: Registering new > > address record for fe80::21b:77ff:fe51:4fcd on wlan0.*. > > > > > > > > Regards, > > > > Kurian Thayil. > > I also have a 3945ABG and I see no wifi issues with F12. However, I > use WPA authentication. I have on rare occasions had some of my > connections get dropped while transferring data while other > connections (even to the same system) remaining active. > > Paolo > > Paolo Hi Paolo, Will it be possible for you to check with WEP authentication? Just to make sure, its not dependent on the authentication method. Due to this connection issue, I have started using Wired Connection. I know its a security issue, hence its even OK if you can't change the authentication method. Thanks in advance. Regards, Kurian Thayil.
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