A system administrator receives reports from users of odd behavior in regard to a recently installed server. While reviewing the server network configuration, the systems administrator does both a forward and a reverse DNS lookup on the host, along with the network adapter configuration. Which of the following is the problem identified in the output above?
A) There is no reverse DNS entry for this host.
B) The server IP address is incorrectly configured.
C) The DNS lookup entry is incorrectly configured.
D) The reverse DNS entry is pointing to a different host.

Question

A system administrator receives reports from users of odd behavior in regard to a recently installed server. While reviewing the server network configuration, the systems administrator does both a forward and a reverse DNS lookup on the host, along with the network adapter configuration.  Which of the following is the problem identified in the output above?
A) There is no reverse DNS entry for this host. 
B) The server IP address is incorrectly configured. 
C) The DNS lookup entry is incorrectly configured. 
D) The reverse DNS entry is pointing to a different host.

Quizplus · Accepted Answer

The Answer of A system administrator receives reports from users of odd behavior in regard to a recently installed server. While reviewing the server network configuration, the systems administrator does both a forward and a reverse DNS lookup on the host, along with the network adapter configuration.  Which of the following is the problem identified in the output above?
A) There is no reverse DNS entry for this host. 
B) The server IP address is incorrectly configured. 
C) The DNS lookup entry is incorrectly configured. 
D) The reverse DNS entry is pointing to a different host.

A System Administrator Receives Reports from Users of Odd Behavior