ASA VPN with overlapping IP address spaces
When implementing a VPN between two remote sites using a Cisco ASA, it is possible to do so even if the two sites have overlapping IPv4 address spaces. This can be dealt with using static NAT.
Specifically, it can be done as described within this Cisco documentation:
Links:
https://forum.networklessons.com/t/cisco-asa-site-to-site-ikev1-ipsec-vpn/825/119?u=lagapides