Netscape ENTERPRISE SERVER 6.1, Руководство пользователя

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Responses
Appendix E HyperText Transfer Protocol 333
Response Headers
The response headers contain information about the server and the response data.
Common response headers are shown in Table E-3.
.
Response Data
The server sends a blank line after the last header. It then sends the response data
such as an image or an HTML page.
500
Server error. A server-related error occurred. The server administrator
should check the server’s error log to see what happened.
503 Sent if the quality of service mechanism was enabled and bandwidth or
connection limits were attained. The server will then serve requests with
that code. See the "quality of service" section.
Table E-3 Common response headers
Response header Description
Server
The name and version of the web server.
Date
The current date (in Greenwich Mean Time).
Last-modified
The date when the document was last modified.
Expires
The date when the document expires.
Content-length
The length of the data that follows (in bytes).
Content-type
The MIME type of the following data.
WWW-authenticate
Used during authentication and includes information that
tells the browser software what is necessary for
authentication (such as username and password).
Table E-2 Common HTTP status codes (Continued)
Status code Meaning