How does the Cisco SDN protect organizations from worm and virus outbreaks?
A.
by controlling access control through different technologies, securing remote access by using VPN technology, and monitoring and enforcing which applications can run on the desktop
B.
by protecting network endpoints, preventing infections from spreading through the network infrastructure, and monitoring the network in order to respond rapidly to outbreaks
C.
by providing perimeter protection against unauthorized ingress and egress, providing network performance data to detect attacks, and securing desktops and laptops from malicious code
D.
by checking for recognizablepatterns, or by using heuristic scanning that inspects executable files using operations that might denote an unknown virus