计算机网络面经八股-HTTP请求报文和响应报文的格式?

请求报文格式

  1. 请求行(请求方法+URI协议+版本)
  2. 请求头部
  3. 空行
  4. 请求主体
  • 请求行:GET /sample.jsp HTTP/1.1 表示使用 GET 方法请求 /sample.jsp 资源,并使用 HTTP/1.1 协议。

  • 请求头部:包含多个字段,如 Accept、Accept-Language、Connection 等,用于提供请求的附加信息。

  • 空行:用于分隔请求头部和请求主体。

  • 请求主体:在这个例子中,请求主体包含用户名和密码,以查询字符串的形式发送。

    GET/sample.jspHTTP/1.1 请求行
    Accept:image/gif.image/jpeg, 请求头部
    Accept-Language:zh-cn
    Connection:Keep-Alive
    Host:localhost
    User-Agent:Mozila/4.0(compatible;MSIE5.01;Window NT5.0)
    Accept-Encoding:gzip,deflate

    username=jinqiao&password=1234 请求主体

响应报文

  1. 状态行(版本+状态码+原因短语)
  2. 响应首部
  3. 空行
  4. 响应主体
  • 状态行:HTTP/1.1 200 OK 表示使用 HTTP/1.1 协议,状态码为 200(表示成功),以及原因短语"OK"。

  • 响应首部:包含多个字段,如 Server、Date、Content-Length 等,用于提供响应的附加信息。

  • 空行:用于分隔响应首部和响应主体。

  • 响应主体:在这个例子中,响应主体是一个简单的 HTML 文档。

    HTTP/1.1 200 OK
    Server:Apache Tomcat/5.0.12
    Date:Mon,6Oct2003 13:23:42 GMT
    Content-Length:112

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