Outboundnatoverload

Inside Interface

enable 
configure terminal 
int eth0/1
ip nat inside

Outside Interface

enable 
configure terminal 
int eth0/2
ip nat outside

Nat overload

enable 
configure terminal 
access-list 100 remark == [Control NAT Service]==
access-list 100 permit ip 192.168.0.0 0.0.0.255 any
ip nat inside source list 100 interface eth0/2 overload