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diff --git a/files/de/web/http/headers/connection/index.html b/files/de/web/http/headers/connection/index.html new file mode 100644 index 0000000000..8c4000ac5c --- /dev/null +++ b/files/de/web/http/headers/connection/index.html @@ -0,0 +1,48 @@ +--- +title: Connection +slug: Web/HTTP/Headers/Connection +translation_of: Web/HTTP/Headers/Connection +--- +<div>{{HTTPSidebar}}</div> + +<p>The <strong><code>Connection</code></strong> general header controls whether or not the network connection stays open after the current transaction finishes. If the value sent is <code>keep-alive</code>, the connection is persistent and not closed, allowing for subsequent requests to the same server to be done.</p> + +<div class="blockIndicator warning"> +<p>Connection-specific header fields such as {{HTTPHeader("Connection")}} and {{HTTPHeader("Keep-Alive")}} are <a href="https://tools.ietf.org/html/rfc7540#section-8.1.2.2">prohibited in HTTP/2</a>. Chrome and Firefox ignore them in HTTP/2 responses, but Safari conforms to the HTTP/2 spec requirements and won’t load any response which contains them.</p> +</div> + +<p>Except for the standard hop-by-hop headers ({{HTTPHeader("Keep-Alive")}}, {{HTTPHeader("Transfer-Encoding")}}, {{HTTPHeader("TE")}}, {{HTTPHeader("Connection")}}, {{HTTPHeader("Trailer")}}, {{HTTPHeader("Upgrade")}}, {{HTTPHeader("Proxy-Authorization")}} and {{HTTPHeader("Proxy-Authenticate")}}), any hop-by-hop headers used by the message must be listed in the <code>Connection</code> header, so that the first proxy knows it has to consume them and not forward them further. Standard hop-by-hop headers can be listed too (it is often the case of {{HTTPHeader("Keep-Alive")}}, but this is not mandatory).</p> + +<table class="properties"> + <tbody> + <tr> + <th scope="row">Header type</th> + <td>{{Glossary("General header")}}</td> + </tr> + <tr> + <th scope="row">{{Glossary("Forbidden header name")}}</th> + <td>yes</td> + </tr> + </tbody> +</table> + +<h2 id="Syntax">Syntax</h2> + +<pre class="syntaxbox notranslate">Connection: keep-alive +Connection: close +</pre> + +<h2 id="Directives">Directives</h2> + +<dl> + <dt><code>close</code></dt> + <dd>Indicates that either the client or the server would like to close the connection. This is the default on HTTP/1.0 requests.</dd> + <dt>any comma-separated list of HTTP headers [Usually <code>keep-alive</code> only]</dt> + <dd>Indicates that the client would like to keep the connection open. Having a persistent connection is the default on HTTP/1.1 requests. The list of headers are the name of the header to be removed by the first non-transparent proxy or cache in-between: these headers define the connection between the emitter and the first entity, not the destination node.</dd> +</dl> + +<h2 id="Browser_compatibility">Browser compatibility</h2> + +<p class="hidden">The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> and send us a pull request.</p> + +<p>{{Compat("http.headers.Connection")}}</p> |