Hardening Security by Controlling Access LAB 1-What switch would you use to view the network port configuration for the IPtables? 2- How do you append a new firewall rule to the OUTPUT chain that will accept SSH access on the destination port of the SSH server. 3- Write a command that appends a new firewall rule to the INPUT chain that will block HTTP access on the destination port 80 4-from this lab describe knowledge and skills you have learned .