configure wlan0

name and location of the file: /etc/sysconfig/network-scripts/ifcfg-wlan0

# Please read /usr/share/doc/initscripts-*/sysconfig.txt
# for the documentation of these parameters.
IPV6INIT=no
ONBOOT=yes
USERCTL=yes
PEERDNS=yes
TYPE=Wireless
DEVICE=wlan0
HWADDR=00:1c:df:57:8f:fd
BOOTPROTO=none
NETMASK=255.255.255.0
DHCP_HOSTNAME=home
IPADDR=192.168.2.35
DOMAIN=
ESSID=
CHANNEL=1
MODE=Managed
RATE=auto
SEARCH=
DNS2=89.32.136.102
DNS3=
DNS1=89.32.136.100
NM_CONTROLLED=no