Have public IP, also set up the port mapping, the domain name also points to the public IP, why can configure FTP server network access, network not? (in the Intranet, using IP network and public network IP can access, domain names can not access; Outside net public IP and domain name can't access,) (the two routers to the wan IP address and domain name to IP. 后两张分别是内网访问成功和外网访问失败)

CodePudding user response:

Is there open firewall, router see port impassability,,,