Even without NAT, the same hole punching techniques must be used for IPv6 since there is usually a firewall blocking inbound traffic. Only in CGNAT type scenarios where the network behind NAT is still "WAN" will be helped by IPv6.
Even without NAT, the same hole punching techniques must be used for IPv6 since there is usually a firewall blocking inbound traffic. Only in CGNAT type scenarios where the network behind NAT is still "WAN" will be helped by IPv6.