通常，标准安装被配置为在自己的IP地址上侦听80端口(换言之，为每个realserver使用不同的IP)。

Typically, a standard install will be configured to listen on port 80 on its own IP address (in other words, on a different IP for each realserver).

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客户机连接到端口 10000 后，被转发到远程主机的 PostgreSQL 服务器，后者正在侦听端口 5432：ssh -L 10000:localhost:5432 192.168.2.100。

The client, upon connecting to port 10000, is forwarded to the remote host's PostgreSQL server, which is listening on port 5432: ssh -L 10000:localhost:5432 192.168.2.100.

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