On Android, if you connect to an IPv4 address, 464XLAT will send it to the NAT64 automatically. iOS doesn't implement 464XLAT, but you can call getaddrinfo("1.

On Android, if you connect to an IPv4 address, 464XLAT will send it to the NAT64 automatically. iOS doesn't implement 464XLAT, but you can call getaddrinfo("1.2.3.4") instead: https://www.ietf.org/mail-archive/web/v6ops/current/msg23222.html https://www.ietf.org/mail-archive/web/v6ops/current/msg23222...