A company hosts its public websites internally. The administrator would like to make some changes to the architecture.
The three goals are:
1. reduce the number of public IP addresses in use by the web servers
2. drive all the web traffic through a central point of control
3. mitigate automated attacks that are based on IP address scanning
Which of the following would meet all three goals?
B. Load balancer
C. URL filter
D. Reverse proxy