After uninstall (make uninstall), it's back to normal. The syslog says: Jul 25 19:14:55 HTPC kernel: [10126.298298] rtl8192c_common: Loading firmware file rtlwifi/rtl8192cfw.bin Jul 25 19:14:55 HTPC NetworkManager[1260]: SCPlugin-Ifupdown: devices added (path: /sys/devices/pci0000:00/0000:00:1c.3/0000:03:00.0/net/mon.wlan0, iface: mon.wlan0) Jul 25 19:14:55 HTPC NetworkManager[1260]: SCPlugin-Ifupdown: device added (path: /sys/devices/pci0000:00/0000:00:1c.3/0000:03:00.0/net/mon.wlan0, iface: mon.wlan0): no ifupdown configuration found. Jul 25 19:14:55 HTPC kernel: [10126.692251] device wlan0 entered promiscuous mode Jul 25 19:14:55 HTPC kernel: [10126.693037] br0: port 2(wlan0) entering forwarding state Jul 25 19:14:55 HTPC kernel: [10126.693073] br0: port 2(wlan0) entering forwarding state Jul 25 19:14:57 HTPC avahi-daemon[1256]: Joining mDNS multicast group on interface wlan0.IPv6 with address fe80::e291:53ff:fe6f:55e7. Jul 25 19:14:57 HTPC avahi-daemon[1256]: New relevant interface wlan0.IPv6 for mDNS. Jul 25 19:14:57 HTPC avahi-daemon[1256]: Registering new address record for fe80::e291:53ff:fe6f:55e7 on wlan0.*. Jul 25 19:15:06 HTPC kernel: [10137.351494] wlan0: no IPv6 routers present Jul 25 19:15:11 HTPC kernel: [10141.717652] br0: port 2(wlan0) entering forwarding state Jul 25 19:15:39 HTPC dhcrelay: Discarding packet received on wlan0 interface that has no IPv4 address assigned. kernel log says: Jul 25 19:17:30 HTPC kernel: [10281.037865] rtl8192c_common: Loading firmware file rtlwifi/rtl8192cfw.bin Jul 25 19:17:30 HTPC kernel: [10281.390776] device wlan0 entered promiscuous mode Jul 25 19:17:30 HTPC kernel: [10281.391433] br0: port 2(wlan0) entering forwarding state Jul 25 19:17:30 HTPC kernel: [10281.391465] br0: port 2(wlan0) entering forwarding state Jul 25 19:17:41 HTPC kernel: [10292.174075] wlan0: no IPv6 routers present Jul 25 19:17:45 HTPC kernel: [10296.404288] br0: port 2(wlan0) entering forwarding state and hostapd says: Using interface wlan0 with hwaddr e0:91:53:6f:55:e7 and ssid 'Sweet Home 2' Deriving WPA PSK based on passphrase SSID - hexdump_ascii(len=12): 53 77 65 65 74 20 48 6f 6d 65 20 32 Sweet Home 2 PSK (ASCII passphrase) - hexdump_ascii(len=24): [REMOVED] PSK (from passphrase) - hexdump(len=32): [REMOVED] WPA: group state machine entering state GTK_INIT (VLAN-ID 0) GMK - hexdump(len=32): [REMOVED] GTK - hexdump(len=32): [REMOVED] WPA: group state machine entering state SETKEYSDONE (VLAN-ID 0) wpa_driver_nl80211_set_key: ifindex=4 alg=2 addr=(nil) key_idx=1 set_tx=1 seq_len=0 key_len=32 nl80211: Set beacon (beacon_set=0) wlan0: Setup of interface done. RTM_NEWLINK: operstate=0 ifi_flags=0x1002 () RTM_NEWLINK, IFLA_IFNAME: Interface 'mon.wlan0' added Unknown event 5 RTM_NEWLINK: operstate=0 ifi_flags=0x11043 ([UP][RUNNING][LOWER_UP]) RTM_NEWLINK, IFLA_IFNAME: Interface 'mon.wlan0' added Unknown event 5 RTM_NEWLINK: operstate=0 ifi_flags=0x1002 () RTM_NEWLINK, IFLA_IFNAME: Interface 'wlan0' added Unknown event 5 nl80211: Add ifindex 3 for bridge br0 nl80211: Add own interface ifindex 3 RTM_NEWLINK: operstate=0 ifi_flags=0x11043 ([UP][RUNNING][LOWER_UP]) RTM_NEWLINK, IFLA_IFNAME: Interface 'wlan0' added Unknown event 5 RTM_NEWLINK: operstate=0 ifi_flags=0x11043 ([UP][RUNNING][LOWER_UP]) RTM_NEWLINK, IFLA_IFNAME: Interface 'wlan0' added Unknown event 5 nl80211: Add ifindex 3 for bridge br0 nl80211: Add own interface ifindex 3 RTM_NEWLINK: operstate=0 ifi_flags=0x11043 ([UP][RUNNING][LOWER_UP]) RTM_NEWLINK, IFLA_IFNAME: Interface 'wlan0' added Unknown event 5 nl80211: Add ifindex 3 for bridge br0 nl80211: Add own interface ifindex 3 RTM_NEWLINK: operstate=0 ifi_flags=0x11043 ([UP][RUNNING][LOWER_UP]) RTM_NEWLINK, IFLA_IFNAME: Interface 'wlan0' added Unknown event 5 nl80211: Add ifindex 3 for bridge br0 nl80211: Add own interface ifindex 3 RTM_NEWLINK: operstate=0 ifi_flags=0x11043 ([UP][RUNNING][LOWER_UP]) RTM_NEWLINK, IFLA_IFNAME: Interface 'wlan0' added Unknown event 5 nl80211: Add ifindex 3 for bridge br0 nl80211: Add own interface ifindex 3 unknown vendor specific information element ignored (vendor OUI 00:10:18 len=9) STA 88:30:8a:52:ed:cd sent probe request for broadcast SSID mgmt::proberesp cb unknown vendor specific information element ignored (vendor OUI 00:10:18 len=9) STA 88:30:8a:52:ed:cd sent probe request for broadcast SSID mgmt::proberesp cb Does anyone have a suggestion? Am not sure if the complain about IPv6 is important here. ... Merci XabiX -- 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