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Standard response for successful HTTP requests. The actual response will depend on the request method used. In a GET request, the response will contain an entity corresponding to the requested resource. In a POST request, the response will contain an entity describing or containing the result of the action. 201 Created
The MD5 hash of the combined HA1 result, server nonce (nonce), request counter (nc), client nonce (cnonce), quality of protection code (qop) and HA2 result is calculated. The result is the "response" value provided by the client. Since the server has the same information as the client, the response can be checked by performing the same calculation.
Used to specify directives that must be obeyed by all caching mechanisms along the request-response chain. Cache-Control: no-cache: Permanent RFC 9111: Connection: Control options for the current connection and list of hop-by-hop request fields. [13] Must not be used with HTTP/2. [14] Connection: keep-alive. Connection: Upgrade. Permanent RFC 9110
Each response header field has a defined meaning which can be further refined by the semantics of the request method or response status code. HTTP/1.1 example of request / response transaction Below is a sample HTTP transaction between an HTTP/1.1 client and an HTTP/1.1 server running on www.example.com , port 80.
Download QR code; Print/export ... If a proxy server or gateway is overwhelmed with a large number of requests and is unable to process all of them in a timely manner ...
Under HTTP 1.0, connections should always be closed by the server after sending the response. [1]Since at least late 1995, [2] developers of popular products (browsers, web servers, etc.) using HTTP/1.0, started to add an unofficial extension (to the protocol) named "keep-alive" in order to allow the reuse of a connection for multiple requests/responses.
This is a list of Simple Mail Transfer Protocol (SMTP) response status codes. Status codes are issued by a server in response to a client's request made to the server. Unless otherwise stated, all status codes described here is part of the current SMTP standard, RFC 5321. The message phrases shown are typical, but any human-readable alternative ...
A 403 status code can occur for the following reasons: [4] Insufficient permissions: The most common reason for a 403 status code is that the user lacks the necessary permissions to access the requested resource.