Refer to the exhibits.
When DMVPN is configured, which configuration allows spoke-to-spoke communication using loopback as a tunnel source?
A. Configure crypto isakmp key cisco address 0.0.0.0 on the hub.
B. Configure crypto isakmp key Cisco address 200.1.0.0 255.255.0.0 on the hub.
C. Configure crypto isakmp key cisco address 200.1.0.0 255.255.0.0 on the spokes.
D. Configure crypto isakmp key cisco address 0.0.0.0 on the spokes.
