...e ip (7); for AF_INET6 , see ipv6 (7); for AF_UNIX , see unix (7); for AF_APPLETALK , see ddp (7); for AF_PACKET , see packet (7); for AF_X25 , see x25 (7); and for AF_NETLINK ,…...teur radio AX.25 protocol . ax25 (4) AF_IPX IPX - Novell protocols AF_APPLETALK AppleTalk ddp (7) AF_X25 ITU-T X.25 / ISO/IEC 8208 protocol x25 (7) AF_INET6 IPv6 Internet protoc…