The Apache AJP protocol is packet-oriented and enables the Web server to communicate with the JSP/servlet container over TCP connections.

Apache AJP 协议面向数据包，它允许 Web 服务器通过 TCP 连接与 JSP/Servlet 容器进行通信。

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TCP packet or segment: TCP is a reliable, connection oriented protocol.

tcp包或段：TCP是可靠的、面向连接的协议。

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This means that many of the existing connection-oriented or circuit-switched networks will need to be upgraded to support packet-switched data traffic.

这就意味着目前存在的面向连接的和电路交换的网络必须升级，以便能够支持分组交换的数据业务。

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