The Impact of site to site VPN with same subnet on both ends. Adding IPv6 to both networks.
The easiest way is to translate the local subnet 90 on each ASA to an unused subnet.
Site to site vpn with same subnet on both ends. When communicating from the internal subnet to the VPN NAT is done before IPsec. Double NAT is what you did on your Draytek and what can also be done in ASDM. In which Way site to site VPN with same subnet on both ends Help leistet you can pretty problemlos recognize by enough Time takes and one eye to the Features of Article throws.