Your company is testing DirectAccess on Windows Server 2012 R2.
Users report that when they connect to the corporate network by using DirectAccess, access to Internet websites and Internet hosts is slow. The users report that when they disconnect from DirectAccess to the Internet websites and the Internet hosts is much faster.
You need to identify the most likely cause of the performance issues.
What should you identify?
A. Force tunneling is enabled.
B. DirectAccess uses a self-signed certificate.
C. The corporate firewall blocks TCP port 8080.
D. The DNS suffix list is empty.
