Which VPN technology is based on GDOI (RFC 3547)? 12/23/2016 – by Admin_VCEguide 0 Which VPN technology is based on GDOI (RFC 3547)? A. MPLS Layer 3 VPN B. MPLS Layer 2 VPN C. GET VPN D. IPsec VPN SHOW ANSWERSCorrect Answer: C Explanation/Reference: