You have configured static NAT for a Web server in your DMZ. Both internal and external users can reach the
Web server using its IP address. However, only internal users are able to reach the Web server using its DNS
name. External users receive an error message from their browser.
Which action would solve this problem?
A.
Modify the security policy.
B.
Disable Web filtering.
C.
Use destination NAT instead of static NAT.
D.
Use DNS doctoring.
Explanation:
http://www.networker.co.in/2013/03/dns-doctoring.html