503 response code

HTTP Status Response code explanation/DaquanThe HTTP status code is a 3-bit numeric code that represents the HTTP response status of the Web server. It is defined by the RFC 2616 specification and is extended by RFC 2518, RFC 2817, RFC 2295, RFC 2774

Status Codes and type status codes of SIP response messagesTemporary response (1xx) 100 trying in process180 ringing181 call being forwarder call forward182 queue181 * session progress session Successful SESSION (2XX) 200 OK session

Introduced Your WEB server is currently unable to process HTTP requests due to temporary overloading or temporary maintenance. The implication is that this is a temporary situation, there will be some delays, and then it will be alleviated.

SIP response code The response code is included, and the HTTP/1.1 response code is extended. Not all HTTP/1.1 Response codes are properly applied, but only pointed out in the discount. Other HTTP/1.1 Response codes should not be used. In addition,

HTTP status: 202, 301, 304, 404, 503 reprinted Baidu... 301, 404, 200, 304, and other HTTP status, what does it mean? In the practical application of website construction, many small mistakes may occur, just as MySQL was not optimized at the

The reasons for Apache status 503 are as follows:1. If the CPU load is too high and the server cannot respond, 503 is returned.2. The number of system connections exceeds the upper limit of MaxVhostClients. 503 is returned.3. The number of

100 The client should continue to send the request. This temporary response is used to inform the client that some of its requests have been received by the server and are still not rejected. The client should continue to send the remainder of

SIP Reply Message Status codeand function Type Status Code status descriptionTemporary response (1XX) trying is in process180 ringing ringing181 Call being forwarder calls are forwardLine queue181* Session Progress Sessions Session succeeded (2XX)

Answer code The answer code is included, and the http/1.1 answer code is extended. Not all http/1.1 answer codes are properly applied, and only the appropriate ones are indicated in the fold. Other http/1.1 answer codes should not be used. Also, SIP

Next, I would like to review the TCP/IP protocol family related things, of course, most of these things were learned in college, but that sentence, the basis of things still need to review the back of the time. The next few blog is about the TCP/IP