Error for wireless request "Set Encode" (8B2A) :
    SET failed on device eth1 ; No such device.
Error for wireless request "Set ESSID" (8B1A) :
    SET failed on device eth1 ; No such device.
There is already a pid file /var/run/dhclient.eth1.pid with pid 134993416
Internet Systems Consortium DHCP Client V3.0.4
Copyright 2004-2006 Internet Systems Consortium.
All rights reserved.
For info, please visit http://www.isc.org/sw/dhcp/

SIOCSIFADDR: No such device
eth1: ERROR while getting interface flags: No such device
eth1: ERROR while getting interface flags: No such device
Bind socket to interface: No such device
Failed to bring up eth1.