wlan problem because of "dhcdbd"

[Luqman Munawar]

hello,

I am facing a problem with wireless connection occasionally and found
following in the /var/log/messages:

"Jun 26 14:51:01 saathi kernel: [  334.040000] wlan0: ethernet device
00:14:a5:98:39:8e using NDIS driver: bcmwl5a, version: 0x3642e00, NDIS
version: 0x50
1, vendor: '', 14E4:4318.5.conf
Jun 26 14:51:01 saathi kernel: [  334.040000] wlan0: encryption modes
supported: WEP; TKIP with WPA, WPA2, WPA2PSK; AES/CCMP with WPA, WPA2,
WPA2PSK
Jun 26 14:51:01 saathi kernel: [  334.044000] usbcore: registered new
interface driver ndiswrapper
Jun 26 14:51:01 saathi kernel: [  334.056000] ADDRCONF(NETDEV_UP):
wlan0: link is not ready
Jun 26 14:51:10 saathi dhcdbd: message_handler: message handler not
found under /com/redhat/dhcp/wlan0 for sub-path wlan0.dbus.get.reason
Jun 26 14:51:11 saathi kernel: [  344.224000] ADDRCONF(NETDEV_CHANGE):
wlan0: link becomes ready
Jun 26 14:51:49 saathi dhcdbd: message_handler: message handler not
found under /com/redhat/dhcp/wlan0 for sub-path wlan0.dbus.get.host_name
Jun 26 14:51:49 saathi dhcdbd: message_handler: message handler not
found under /com/redhat/dhcp/wlan0 for sub-path
wlan0.dbus.get.domain_name
Jun 26 14:51:49 saathi dhcdbd: message_handler: message handler not
found under /com/redhat/dhcp/wlan0 for sub-path
wlan0.dbus.get.nis_domain
Jun 26 14:51:49 saathi dhcdbd: message_handler: message handler not
found under /com/redhat/dhcp/wlan0 for sub-path
wlan0.dbus.get.nis_servers
"



Ubuntu 7.04
my at laptop:> uname
Linux saathi 2.6.20-16-generic #2 SMP Thu Jun 7 20:19:32 UTC 2007 i686
GNU/Linux


Can anyone give a hint what I could do to remove this annonying problems
which sometimes keeps me out of network for 10/15 minutes?

Regards,