Explanation/Reference: Explanation: Some documents say RIPv2 also supports DMVPN but, EIGPR, OSPF and BGP are the better choices, so we should choose them. Several routing protocols can be used in a DMVPN design, including: Enhanced Interior Gateway Protocol (EIGRP) Open Shortest Path First (OSPF) Routing Information Protocol version 2 (RIPv2) Border Gateway Protocol (BGP) On-Demand Routing (ODR) https://www.cisco.com/c/dam/en/us/products/collateral/security/dynamic-multipoint-vpn-dmvpn/ dmvpn_design_guide.pdf#wp37674 https://www.networkcomputing.com/networking/cisco-dmvpn-choosing-right-routing-protocol/1432661326