ipsec configure on vyos on aws instance with gre

i need help to setup configure ipsec vpn on aws instance.

my ipsec working fine without gre but when i will use protocol gre on ipsec configure my ipsec tunnel shows down. can any one is here who can help me

Hi, may I recommend using vti interfaces instead of GRE in AWS. If routing through VPN is the reason to use gre then vti interfaces will serve the purpose better than GRE. I noticed some issues with GRE tunnels in AWS, if I remember correctly the AWS security groups did not with together with GRE.