Cisco pxGrid has a unified framework with an open API designed in a hub-and-spoke architecture. pxGrid is used to enable the sharing of contextual-based information from which devices?
A. From a Cisco ASA to the Cisco OpenDNS service
B. From a Cisco ASA to the Cisco WSA
C. From a Cisco ASA to the Cisco FMC
D. From a Cisco ISE session directory to other policy network systems, such as Cisco IOS devices and the Cisco ASA
