2. su - if you not a root user
3. Use your favorite editor like vi.
4. Type vi /etc/hosts.deny
5. At the bottom line just type “ALL:ALL:deny” to restricted all of deamon process
6. Save it.
7. Open “/etc/hosts.allow” with vi editor
8. At the buttom line “ALL:(some ip that you allow):allow” to allow anything from my IP address
9. Save it.