2616祝福语

2616祝福语篇一
《HTTP响应状态码》

HTTP响应状态码.txt铁饭碗的真实含义不是在一个地方吃一辈子饭，而是一辈子到哪儿都有饭吃。就算是一坨屎，也有遇见屎壳郎的那天。所以你大可不必为今天的自己有太多担忧。HTTP响应状态码

Table 13-1列出了数字HTTP响应CODE和理由短句。注意Squid和其他HTTP客户端仅仅关注这些数字值。理由短句是纯解释性的，不会影响响应的意义。对每个状态码，也提供了一个到RFC 2616的具体节的索引。注意状态码0和600是squid使用的非标准的值，不会在RFC里提到。

Table 13-1. HTTP response status codes

Code Reason phrase RFC 2616 section

0 No Response Received (Squid-specific) N/A 1xx Informational

10.1 100 Continue

10.1.1 101 Switching Protocols

10.1.2 2xx Successful

10.2 2 00 OK

10.2.1 201 Created

10.2.2 202 Accepted

10.2.3 203 Non-Authoritative Information

10.2.4 204 No Content

10.2.5 205 Reset Content

10.2.6 206 Partial Content

10.2.7 3xx Redirection

10.3 300 Multiple Choices

10.3.1 301 Moved Permanently

10.3.2 302 Found

10.3.3 303 See Other

10.3.4 304 Not Modified

10.3.5 305 Use Proxy

10.3.6 306 (Unused)

10.3.7 307 Temporary Redirect

10.3.8 4xx Client Error

10.4 400 Bad Request

10.4.1 401 Unauthorized

10.4.2 402 Payment Required

10.4.3 403 Forbidden

10.4.4 404 Not Found

10.4.5 405 Method Not Allowed

10.4.6 406 Not Acceptable

10.4.7 407 Proxy Authentication Required

10.4.8 408 Request Timeout

10.4.9 409 Conflict

10.4.10 410 Gone

10.4.11 411 Length Required

10.4.12 412 Precondition Failed

10.4.13 413 Request Entity Too Large

10.4.14 414 Request-URI Too Long

10.4.15 415 Unsupported Media Type

10.4.16 416 Requested Range Not Satisfiable

10.4.17 417 Expectation Failed

10.4.18 5xx Server Error

10.5 500 Internal Server Error

10.5.1 501 Not Implemented

10.5.2 502 Bad Gateway

10.5.3 503 Service Unavailable

10.5.4 504 Gateway Timeout

10.5.5 505 HTTP Version Not Supported

10.5.6 6xx Proxy Error N/A 600 Unparseable Response Headers (Squid-specific) N/A

假如Squid从原始服务器没有接受到任何响应，你可在access.log里看到状态码0。假如Squid接受到的响应没有包含HTTP头部，就会出现状态码600