Refer to the exhibit.
A network administrator configures an Instant AP (IAP) to establish an Aruba IPSec tunnel across the Internet, and configures two DHCP pools for wireless users.
Based on the output shown in the exhibit, which device behaves as a DHCP server for the users?
A . Mobility Master
B . Mobility Controller
C . External server
D . DSL modem
E . Virtual Controller
Answer: B