Which two statements about single-hub DMVPN are true? (Choose two.)
CISCO BEST PRACTICES RECOMMEND THAT DYNAMIC SPOKE-TO-SPOKE TUNNEL CONNECTIONS USE WILDCARD PRESHARED KEYS FOR ISAKMP AUTHENTICATION
DM VPN NETWORKS SUPPORT GRE TUNNEL KEEPALIVES ON POINT-TO-POINT GRE TUNNELS.
DMVPN NETWORKS SUPPORT GRE TUNNEL KEEPALIVES ON MULTIPOINT GRE TUNNELS.
DYNAMIC SPOKE-TO-SPOKE TUNNEL CONNECTIONS SUPPORT IKE CERTIFICATES FOR ISAKA1P AUTHENTICATION.
TWO SPOKES THAT ARC BEHIND DIFFERENT NAT DEVICES THAT BOTH USE PAT CAN ESTABLISH A SPOKE-TO-SPOKE CONNECTION.
EACH DMVPN SPOKE REQUIRES A UNIQUE IP ADDRESS AFTER NAT TRANSLATION.
