A Citrix Engineer needs to ensure that all traffic to the virtual server is blocked if NONE of the bound Application Firewall policies are matched.
Which setting can the engineer configure to meet this requirement?
A . set appfw settings CundefAction APPFW_BLOCK
B . set ns httpProfile nshttp_default_profile-dropInvalReqs DISABLED
C . set ns httpProfie nshttp_default_profile CdropInvalReqs ENABLED
D . set appfw settings CdefaultProfile APPFW_BLOCK
Answer: D