ich war einige Zeit unterwegs und habe mich mit meinem Laptop in diverse Wlan-Netze eingeloggt. Nachdem ich nun wieder daheim angekommen bin, verbindet sich der Laptop nicht mehr automatisch mit meinem Heimnetz... Ich kann die Verbindung direkt über das net_applet oder mit einem einfachen 'ifup wlan0' manuell starten (ohne das wpa-passphrase o.ä. angeben muss).
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[root@Rechner ~]# systemctl status network.service
network.service - LSB: Bring up/down networking
Loaded: loaded (/etc/rc.d/init.d/network)
Active: failed (Result: exit-code) since Sun, 14 Oct 2012 16:15:21 +0200; 5min ago
Process: 1993 ExecStart=/etc/rc.d/init.d/network start (code=exited, status=1/FAILURE)
CGroup: name=systemd:/system/network.service
├ 2237 /sbin/ifplugd -I -b -i eth0
├ 2365 /usr/sbin/wpa_supplicant -B -i wlan0 -c /etc/wpa_supplicant.conf -D wext
├ 2367 /sbin/ifplugd -I -b -i wlan0
└ 2787 dhclient -1 -q -lf /var/lib/dhcp/dhclient-wlan0.leases -pf /var/run/dhclie...
Oct 14 16:15:25 Rechner ifplugd(wlan0)[2367]: Executing '/etc/ifplugd/ifplugd.action wlan0 up'.
Oct 14 16:15:26 Rechner dhclient[2648]: DHCPREQUEST on wlan0 to 255.255.255.255 port 67
Oct 14 16:15:26 Rechner dhclient[2648]: DHCPACK from 192.168.0.1
Oct 14 16:15:26 Rechner NET[2785]: /sbin/dhclient-script : updated /etc/resolv.conf
Oct 14 16:15:26 Rechner ifplugd(wlan0)[2367]: client: Determining IP information for wlan0... done.
Oct 14 16:15:26 Rechner ifplugd(wlan0)[2367]: Program executed successfully.
Oct 14 16:15:31 Rechner dhclient[2787]: receive_packet failed on wlan0: Network is down
Oct 14 16:15:32 Rechner ifplugd(wlan0)[2367]: Link beat lost.
Oct 14 16:15:34 Rechner ifplugd(wlan0)[2367]: Link beat detected.
Oct 14 16:19:44 Rechner ifplugd(eth0)[2237]: SIGHUP: Running, link detected on eth0: no
[root@Rechner ~]#
schaue ich mir /var/log/messages für den angegebenen Zeitpunkt an:
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ct 14 16:15:21 Rechner ifplugd(eth0)[2237]: ifplugd 0.28 initializing.
Oct 14 16:15:21 Rechner network[1993]: Schnittstelle »eth0« aktivieren: [ OK ]
Oct 14 16:15:21 Rechner ifplugd(eth0)[2237]: Using interface eth0/00:22:19:E0:03:6E with driver <tg3> (version: 3.122)
Oct 14 16:15:21 Rechner ifplugd(eth0)[2237]: Using detection mode: SIOCETHTOOL
Oct 14 16:15:21 Rechner ifplugd(eth0)[2237]: Initialization complete, link beat not detected.
Oct 14 16:15:21 Rechner kernel: [ 32.785070] iwlwifi 0000:04:00.0: L1 Enabled; Disabling L0S
Oct 14 16:15:21 Rechner kernel: [ 32.788062] iwlwifi 0000:04:00.0: Radio type=0x1-0x2-0x0
Oct 14 16:15:21 Rechner mdadm[1824]: mdadm wird gestartet: stdin: is not a tty
Oct 14 16:15:21 Rechner mdadm[1824]: [ OK ]
Oct 14 16:15:21 Rechner kernel: [ 32.899410] iwlwifi 0000:04:00.0: L1 Enabled; Disabling L0S
Oct 14 16:15:21 Rechner kernel: [ 32.902383] iwlwifi 0000:04:00.0: Radio type=0x1-0x2-0x0
Oct 14 16:15:21 Rechner kernel: [ 32.959906] iwlwifi 0000:04:00.0: L1 Enabled; Disabling L0S
Oct 14 16:15:21 Rechner kernel: [ 32.962898] iwlwifi 0000:04:00.0: Radio type=0x1-0x2-0x0
Oct 14 16:15:21 Rechner network[1993]: Schnittstelle »wlan0« aktivieren: Error for wireless request "Set Encode" (8B2A) :
Oct 14 16:15:21 Rechner network[1993]: SET failed on device wlan0 ; Invalid argument.
Oct 14 16:15:21 Rechner kernel: [ 33.062117] NET: Registered protocol family 17
Oct 14 16:15:21 Rechner ifplugd(wlan0)[2367]: ifplugd 0.28 initializing.
Oct 14 16:15:21 Rechner ifplugd(wlan0)[2367]: Using interface wlan0/00:22:FB:0D:4C:96 with driver <iwlwifi> (version: 3.3.8-desktop-2.mga2)
Oct 14 16:15:21 Rechner ifplugd(wlan0)[2367]: Using detection mode: SIOCETHTOOL
Oct 14 16:15:21 Rechner ifplugd(wlan0)[2367]: Initialization complete, link beat not detected.
Oct 14 16:15:21 Rechner network[1993]: [ OK ]
Oct 14 16:15:21 Rechner network[1993]: Schnittstelle »wlan0mon« aktivieren: FEHLER: [/etc/sysconfig/network-scripts/ifup-eth] Device wlan0mon does not seem to be present, delaying initialization.
Oct 14 16:15:21 Rechner /etc/sysconfig/network-scripts/ifup-eth: Device wlan0mon does not seem to be present, delaying initialization.
Oct 14 16:15:21 Rechner kernel: [ 33.239322] ata1.00: configured for UDMA/133
Oct 14 16:15:21 Rechner kernel: [ 33.239329] ata1: EH complete
Oct 14 16:15:21 Rechner network[1993]: [FEHLER]
Oct 14 16:15:21 Rechner network[1993]: Schnittstelle »wlan1« aktivieren: FEHLER: [/etc/sysconfig/network-scripts/ifup-eth] Device wlan1 does not seem to be present, delaying initialization.
Oct 14 16:15:21 Rechner /etc/sysconfig/network-scripts/ifup-eth: Device wlan1 does not seem to be present, delaying initialization.
Oct 14 16:15:21 Rechner network[1993]: [FEHLER]
Oct 14 16:15:21 Rechner systemd[1]: network.service: control process exited, code=exited status=1
Oct 14 16:15:21 Rechner systemd[1]: Unit network.service entered failed state.
starten von network.service bringt folgendes:
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[root@Rechner marc]# systemctl start network.service
Job failed. See system journal and 'systemctl status' for details.
allerdings wird die Verbindung nach einigen Sekunden doch aktiviert.
tail -f /var/log/messages sagt im gleichen Zeitraum
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Oct 14 16:32:36 Rechner network[4625]: Aktivieren der Loopback-Schnittstelle: [ OK ]
Oct 14 16:32:36 Rechner network[4625]: IPv4-Paketweiterleitung aktivieren: [ OK ]
Oct 14 16:32:36 Rechner network[4625]: Configuring wireless regulatory domain [ OK ]
Oct 14 16:32:36 Rechner network[4625]: Schnittstelle »eth0« aktivieren: Sorry, there is already an instance of ifplugd for eth0 running.
Oct 14 16:32:36 Rechner network[4625]: [FEHLER]
Oct 14 16:32:36 Rechner ifplugd(wlan0)[2529]: SIGUSR1: Daemon suspended (#1)
Oct 14 16:32:36 Rechner kernel: [ 224.240091] cfg80211: Calling CRDA to update world regulatory domain
Oct 14 16:32:36 Rechner avahi-daemon[1993]: Interface wlan0.IPv4 no longer relevant for mDNS.
Oct 14 16:32:36 Rechner avahi-daemon[1993]: Leaving mDNS multicast group on interface wlan0.IPv4 with address 192.168.0.129.
Oct 14 16:32:36 Rechner dhclient: receive_packet failed on wlan0: Network is down
Oct 14 16:32:36 Rechner kernel: [ 224.249251] cfg80211: World regulatory domain updated:
Oct 14 16:32:36 Rechner kernel: [ 224.249259] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
Oct 14 16:32:36 Rechner kernel: [ 224.249267] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
Oct 14 16:32:36 Rechner kernel: [ 224.249275] cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
Oct 14 16:32:36 Rechner kernel: [ 224.249282] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
Oct 14 16:32:36 Rechner kernel: [ 224.249289] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
Oct 14 16:32:36 Rechner kernel: [ 224.249296] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
Oct 14 16:32:36 Rechner kernel: [ 224.249326] cfg80211: Calling CRDA for country: DE
Oct 14 16:32:36 Rechner avahi-daemon[1993]: Withdrawing address record for 192.168.0.129 on wlan0.
Oct 14 16:32:36 Rechner avahi-daemon[1993]: Joining mDNS multicast group on interface wlan0.IPv4 with address 192.168.0.129.
Oct 14 16:32:36 Rechner avahi-daemon[1993]: New relevant interface wlan0.IPv4 for mDNS.
Oct 14 16:32:36 Rechner avahi-daemon[1993]: Registering new address record for 192.168.0.129 on wlan0.IPv4.
Oct 14 16:32:36 Rechner kernel: [ 224.256117] cfg80211: Regulatory domain changed to country: DE
Oct 14 16:32:36 Rechner kernel: [ 224.256120] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
Oct 14 16:32:36 Rechner kernel: [ 224.256122] cfg80211: (2400000 KHz - 2483500 KHz @ 40000 KHz), (N/A, 2000 mBm)
Oct 14 16:32:36 Rechner kernel: [ 224.256125] cfg80211: (5150000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 mBm)
Oct 14 16:32:36 Rechner kernel: [ 224.256127] cfg80211: (5250000 KHz - 5350000 KHz @ 40000 KHz), (N/A, 2000 mBm)
Oct 14 16:32:36 Rechner kernel: [ 224.256129] cfg80211: (5470000 KHz - 5725000 KHz @ 40000 KHz), (N/A, 2698 mBm)
Oct 14 16:32:36 Rechner avahi-daemon[1993]: Interface wlan0.IPv4 no longer relevant for mDNS.
Oct 14 16:32:36 Rechner avahi-daemon[1993]: Leaving mDNS multicast group on interface wlan0.IPv4 with address 192.168.0.129.
Oct 14 16:32:36 Rechner avahi-daemon[1993]: Withdrawing address record for 192.168.0.129 on wlan0.
Oct 14 16:32:36 Rechner ifplugd(wlan0)[2529]: SIGUSR2: Daemon resumed (#1)
Oct 14 16:32:36 Rechner kernel: [ 224.261005] iwlwifi 0000:04:00.0: L1 Enabled; Disabling L0S
Oct 14 16:32:36 Rechner kernel: [ 224.264041] iwlwifi 0000:04:00.0: Radio type=0x1-0x2-0x0
Oct 14 16:32:36 Rechner avahi-daemon[1993]: Joining mDNS multicast group on interface wlan0.IPv4 with address 192.168.0.129.
Oct 14 16:32:36 Rechner avahi-daemon[1993]: New relevant interface wlan0.IPv4 for mDNS.
Oct 14 16:32:36 Rechner avahi-daemon[1993]: Registering new address record for 192.168.0.129 on wlan0.IPv4.
Oct 14 16:32:36 Rechner network[4625]: Schnittstelle »wlan0« aktivieren: Error for wireless request "Set Encode" (8B2A) :
Oct 14 16:32:36 Rechner network[4625]: SET failed on device wlan0 ; Invalid argument.
Oct 14 16:32:36 Rechner network[4625]: Another wpa_supplicant instance is already running for device wlan0
Oct 14 16:32:36 Rechner network[4625]: Sorry, there is already an instance of ifplugd for wlan0 running.
Oct 14 16:32:36 Rechner network[4625]: [FEHLER]
Oct 14 16:32:36 Rechner network[4625]: Schnittstelle »wlan0mon« aktivieren: FEHLER: [/etc/sysconfig/network-scripts/ifup-eth] Device wlan0mon does not seem to be present, delaying initialization.
Oct 14 16:32:36 Rechner /etc/sysconfig/network-scripts/ifup-eth: Device wlan0mon does not seem to be present, delaying initialization.
Oct 14 16:32:36 Rechner network[4625]: [FEHLER]
Oct 14 16:32:37 Rechner network[4625]: Schnittstelle »wlan1« aktivieren: FEHLER: [/etc/sysconfig/network-scripts/ifup-eth] Device wlan1 does not seem to be present, delaying initialization.
Oct 14 16:32:37 Rechner /etc/sysconfig/network-scripts/ifup-eth: Device wlan1 does not seem to be present, delaying initialization.
Oct 14 16:32:37 Rechner network[4625]: [FEHLER]
Oct 14 16:32:37 Rechner systemd[1]: network.service: control process exited, code=exited status=1
Oct 14 16:32:37 Rechner systemd[1]: Unit network.service entered failed state.
Oct 14 16:32:37 Rechner ifplugd(wlan0)[2529]: Link beat lost.
Oct 14 16:32:43 Rechner ifplugd(wlan0)[2529]: Executing '/etc/ifplugd/ifplugd.action wlan0 down'.
Oct 14 16:32:43 Rechner avahi-daemon[1993]: Withdrawing address record for 192.168.0.129 on wlan0.
Oct 14 16:32:43 Rechner avahi-daemon[1993]: Leaving mDNS multicast group on interface wlan0.IPv4 with address 192.168.0.129.
Oct 14 16:32:43 Rechner avahi-daemon[1993]: Interface wlan0.IPv4 no longer relevant for mDNS.
Oct 14 16:32:43 Rechner ifplugd(wlan0)[2529]: Program executed successfully.
Oct 14 16:32:43 Rechner kernel: [ 231.604153] iwlwifi 0000:04:00.0: L1 Enabled; Disabling L0S
Oct 14 16:32:43 Rechner kernel: [ 231.607147] iwlwifi 0000:04:00.0: Radio type=0x1-0x2-0x0
Oct 14 16:32:45 Rechner ntpd[4066]: Deleting interface #2 wlan0, 192.168.0.129#123, interface stats: received=0, sent=0, dropped=0, active_time=148 secs
Oct 14 16:32:45 Rechner ntpd[4066]: peers refreshed
Oct 14 16:32:50 Rechner ifplugd(wlan0)[2529]: Link beat detected.
Oct 14 16:32:51 Rechner ifplugd(wlan0)[2529]: Executing '/etc/ifplugd/ifplugd.action wlan0 up'.
Oct 14 16:32:52 Rechner dhclient: DHCPREQUEST on wlan0 to 255.255.255.255 port 67
Oct 14 16:32:52 Rechner dhclient: DHCPACK from 192.168.0.1
Oct 14 16:32:52 Rechner avahi-daemon[1993]: Joining mDNS multicast group on interface wlan0.IPv4 with address 192.168.0.129.
Oct 14 16:32:52 Rechner avahi-daemon[1993]: New relevant interface wlan0.IPv4 for mDNS.
Oct 14 16:32:52 Rechner avahi-daemon[1993]: Registering new address record for 192.168.0.129 on wlan0.IPv4.
Oct 14 16:32:52 Rechner kernel: [ 239.833284] netlink: 33 bytes leftover after parsing attributes.
Oct 14 16:32:52 Rechner kernel: [ 239.833288] netlink: 33 bytes leftover after parsing attributes.
Oct 14 16:32:52 Rechner kernel: [ 239.833304] netlink: 33 bytes leftover after parsing attributes.
Oct 14 16:32:52 Rechner NET[5331]: /sbin/dhclient-script : updated /etc/resolv.conf
Oct 14 16:32:52 Rechner dhclient: bound to 192.168.0.129 -- renewal in 504244 seconds.
Oct 14 16:32:52 Rechner ifplugd(wlan0)[2529]: client: Determining IP information for wlan0... done.
Oct 14 16:32:52 Rechner kernel: [ 240.033538] netlink: 33 bytes leftover after parsing attributes.
Oct 14 16:32:52 Rechner kernel: [ 240.033542] netlink: 33 bytes leftover after parsing attributes.
Oct 14 16:32:52 Rechner kernel: [ 240.033559] netlink: 33 bytes leftover after parsing attributes.
Oct 14 16:32:52 Rechner ifplugd(wlan0)[2529]: Program executed successfully.
Oct 14 16:32:53 Rechner ntpd[4066]: Listen normally on 3 wlan0 192.168.0.129 UDP 123
Oct 14 16:32:53 Rechner ntpd[4066]: peers refreshed
Sorry - jede Menge log-files, aber ich weiß leider nicht, wo sich hier der Fehlerteufel vesteckt

Bin für jeden Hinweis dankbar

Marc