Postfix
Postfix support IPv6
Postfix version > 2.2
Configuration
/etc/postfix/main.cf:
inet_protocols
inet_protocols = ipv4 (DEFAULT: enable IPv4 only)
inet_protocols = all (enable IPv4, and IPv6 if supported)
inet_protocols = ipv4, ipv6 (enable both IPv4 and IPv6)
inet_protocols = ipv6 (enable IPv6 only)
mynetworks
IPv6 請用 [] 框起來
EX: [::1]/128 [2001:240:587::]/64 [fe80::]/10