# Port

**端口**（Port）是计算机网络中用于标识网络服务的一种编号。它是一个逻辑上的通道，用于将来自不同应用程序或进程的数据区分开来。

每个应用程序或进程都可以被分配一个唯一的端口号，以便它们可以同时在同一台计算机上运行而不会相互干扰。例如，当您访问网页时，您的 Web 浏览器会使用端口 80 与 Web 服务器进行通信。

在本程序中端口


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.bestip.one/term/port.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.