Leave the Firewall Type as is, which means the inbound traffic will be passed to the statically defined back end server address and port.

在Firewall Type中保留原来的值，这意味着入站信息将被传递到静态定义的后端服务器地址和端口。

youdao

Features include name-and-password log-in support, file and directory caching for quick access, firewall and proxy-server support, and UNIX file attribute support.

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While waiting for your ISP to deliver IPv6 connectivity, put together a plan for deploying IPv6 on your Internet-facing infrastructure, including your firewall, DNS servers and Web server.

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You can then run the files on your server, the web, behind the firewall or even from an embeddable object.

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