What is the purpose of the nat 0 command when used in conjunction with IPSec?

You are the network security administrator for Corporation. You are asked to configure
active/standby failover using Cisco ASDM between two Cisco ASA adaptive security appliances at
corporate headquarters. You deploy the Cisco ASDM High Availability and Scalability Wizard and
feels confident that the configuration is correct on both security appliances. But, the showfailover
command output indicates that one interface remains constantly in the waiting state and never
normalizes. Which two troubleshooting steps should be taken? (Choose two.)

What does the redundant interface feature of the security appliance accomplish?

Which one of the following commands configures the adaptive security appliance interface as a
DHCP client and sets the default route to be the default gateway parameter returned from the
DHCP server?

If the FTP protocol inspection is not enabled for a given port, which two statements are true?
(Choose two.)

Alex is a network administrator for XYZ company and he is responsible for the site presented in
the following exhibit. He would like hosts on DMZ2 to be able to make HTTP connections to host
172.16.1.10. Now, hosts on DMZ2 can’t make these connections. Alex checks the security
appliance and determines that there are no access lists configured on either the DMZ1 or DMZ2
interface.

Which task or set of tasks can enable all hosts on DMZ2to make HTTP connections to host
172.16.1.10?