# apt-get install hostapd
# apt-get install dnsmasq

# zcat /usr/share/doc/hostapd/examples/hostapd.conf.gz > /etc/hostapd/hostapd.conf

# vi /etc/hostapd/hostapd.conf
ssid=any_ssid_charactors
wpa=2
wpa_passphrase=any_wpa_passphrase
rsn_pairwise=CCMP

# vi /etc/init.d/hostapd
DAEMON_CONF=/etc/hostapd/hostapd.conf

# vi /etc/dnsmasq.conf
interface=wlan0
dhcp-range=192.168.100.100,192.168.100.200,255.255.255.0,12h

# vi /etc/sysctl.conf
net.ipv4.ip_forward=1