tengo el mismo problema qe oscarozuna solo qe a mi antes me funcionava bien la targeta wifi no se qe ise y dejo de fucionar con el comando:
# / etc / init.d / networking restart
Reconfiguring network interfaces...There is already a pid file /var/run/dhclient.eth0.pid with pid 4340
killed old client process, removed PID file
Internet Systems Consortium DHCP Client V3.1.1
Copyright 2004-2008 Internet Systems Consortium.
All rights reserved.
For info, please visit
http://www.isc.org/sw/dhcp/Listening on LPF/eth0/00:08:54:15:54:80
Sending on LPF/eth0/00:08:54:15:54:80
Sending on Socket/fallback
DHCPRELEASE on eth0 to 192.168.1.1 port 67
send_packet: Network is unreachable
send_packet: please consult README file regarding broadcast address.
Error for wireless request "Set ESSID" (8B1A) :
SET failed on device wlan0 ; No such device.
SIOCSIFADDR: No such device
wlan0: ERROR while getting interface flags: No such device
SIOCSIFNETMASK: No such device
wlan0: ERROR while getting interface flags: No such device
Failed to bring up wlan0.
if-up.d/mountnfs[eth1]: waiting for interface wlan0 before doing NFS mounts (warning).
if-up.d/mountnfs[eth1]: waiting for interface eth0 before doing NFS mounts (warning).
Internet Systems Consortium DHCP Client V3.1.1
Copyright 2004-2008 Internet Systems Consortium.
All rights reserved.
For info, please visit
http://www.isc.org/sw/dhcp/Listening on LPF/eth0/00:08:54:15:54:80
Sending on LPF/eth0/00:08:54:15:54:80
Sending on Socket/fallback
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 6
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 8
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 9
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 17
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 17
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 4
No DHCPOFFERS received.
No working leases in persistent database - sleeping.
if-up.d/mountnfs[eth0]: waiting for interface wlan0 before doing NFS mounts (warning).
done.
haber si la podemos solucionar