Which two protocols are used to deploy a single Hub-DMVPN supporting Spoke-to Spoke tunnels? (Choose Two)
A. MPLS
B. RSVP
C. NHRP
D. BFB
E. Multipoint GR
Which two protocols are used to deploy a single Hub-DMVPN supporting Spoke-to Spoke tunnels?
CE
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/sec_conn_dmvpn/configuration/15-mt/sec-conn-dmvpn-15-mt-book/sec-conn-dmvpn-dmvpn.html
The Dynamic Multipoint VPN (DMVPN) feature allows users to better scale large and small IP Security (IPsec) Virtual Private Networks (VPNs) by combining generic routing encapsulation (GRE) tunnels, IPsec encryption, and Next Hop Resolution Protocol (NHRP).