http://members.3322.net/dyndns/update?system=dyndns&hostname=__HOSTNAME__
https://www.chiphell.com/thread-1573820-1-1.html
DSM6.X添加3322DDNS自定义代码
http://members.3322.net/dyndns/update?system=dyndns&hostname=__HOSTNAME__https://www.chiphell.com/thread-1573820-1-1.html