What should a Citrix Engineer configure in order to ensure Apple Push Notification service (APNs) works with outbound proxy communications?
A . Enable outbound proxy communication for APNs communication through the XenMobile Web console.
B . Enable outbound proxy communication for APNs communication through the XenMobile Server command-line interface.
C . Enable then deploy the XenMobile proxy policy to user devices.
D . Enable outbound XenMobile proxy communication on the NetScaler.
Answer: B