Which three options are best practices for implementing a DMVPN? (Choose three.)
A.
Use IPsec in tunnel mode.
B.
Implement Dead Peer Detection to detect communication loss.
C.
Configure AES for encryption of transported data.
D.
Configure SHA-1 for encryption of transported data.
E.
Deploy IPsec hardware acceleration to minimize router memory overhead.
Configure QoS services only on the head-end router.
E.
Deploy IPsec hardware acceleration to minimize router memory overhead.
Configure QoS services only on the head-end router.