A telecommunication company has recently upgraded their teleconference systems to multicast.
Additionally, the security team has instituted a new policy which requires VPN to access the
company’s video conference. All parties must be issued a VPN account and must connect to the
company’s VPN concentrator to participate in the remote meetings.

Which of the following settings will increase bandwidth utilization on the VPN concentrator during
the remote meetings?

A.
IPSec transport mode is enabled

B.
ICMP is disabled

C.
Split tunneling is disabled

D.
NAT-traversal is enabled