Changeset 1895 for draft-ietf-httpbis/latest/p2-semantics.html
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- 15/09/12 09:36:21 (10 years ago)
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draft-ietf-httpbis/latest/p2-semantics.html
r1894 r1895 2340 2340 </p> 2341 2341 <div id="rfc.iref.63"></div> 2342 <div id="rfc.iref.s.4"></div>2343 2342 <h3 id="rfc.section.7.2.1"><a href="#rfc.section.7.2.1">7.2.1</a> <a id="status.100" href="#status.100">100 Continue</a></h3> 2344 2343 <p id="rfc.section.7.2.1.p.1">The client <em class="bcp14">SHOULD</em> continue with its request. This interim response is used to inform the client that the initial part of the request has been … … 2346 2345 server <em class="bcp14">MUST</em> send a final response after the request has been completed. See <a href="#use.of.the.100.status" title="Use of the 100 (Continue) Status">Section 6.1.2.1</a> for detailed discussion of the use and handling of this status code. 2347 2346 </p> 2348 <div id="rfc.iref.64"></div> 2349 <div id="rfc.iref.s.5"></div> 2347 <div id="rfc.iref.63"></div> 2350 2348 <h3 id="rfc.section.7.2.2"><a href="#rfc.section.7.2.2">7.2.2</a> <a id="status.101" href="#status.101">101 Switching Protocols</a></h3> 2351 2349 <p id="rfc.section.7.2.2.p.1">The server understands and is willing to comply with the client's request, via the <a href="p1-messaging.html#header.upgrade" class="smpl">Upgrade</a> message header field (<a href="p1-messaging.html#header.upgrade" title="Upgrade">Section 6.3</a> of <a href="#Part1" id="rfc.xref.Part1.19"><cite title="Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing">[Part1]</cite></a>), for a change in the application protocol being used on this connection. The server will switch protocols to those defined … … 2357 2355 </p> 2358 2356 <h2 id="rfc.section.7.3"><a href="#rfc.section.7.3">7.3</a> <a id="status.2xx" href="#status.2xx">Successful 2xx</a></h2> 2359 <div id="rfc.iref.6 5"></div>2360 <div id="rfc.iref.s. 6"></div>2357 <div id="rfc.iref.63"></div> 2358 <div id="rfc.iref.s.4"></div> 2361 2359 <p id="rfc.section.7.3.p.1">This class of status code indicates that the client's request was successfully received, understood, and accepted.</p> 2362 <div id="rfc.iref.66"></div> 2363 <div id="rfc.iref.s.7"></div> 2360 <div id="rfc.iref.64"></div> 2364 2361 <h3 id="rfc.section.7.3.1"><a href="#rfc.section.7.3.1">7.3.1</a> <a id="status.200" href="#status.200">200 OK</a></h3> 2365 2362 <p id="rfc.section.7.3.1.p.1">The request has succeeded. The payload returned with the response is dependent on the method used in the request, for example: </p> … … 2376 2373 <p id="rfc.section.7.3.1.p.2">Caches <em class="bcp14">MAY</em> use a heuristic (see <a href="p6-cache.html#heuristic.freshness" title="Calculating Heuristic Freshness">Section 4.1.2</a> of <a href="#Part6" id="rfc.xref.Part6.8"><cite title="Hypertext Transfer Protocol (HTTP/1.1): Caching">[Part6]</cite></a>) to determine freshness for 200 responses. 2377 2374 </p> 2378 <div id="rfc.iref.67"></div> 2379 <div id="rfc.iref.s.8"></div> 2375 <div id="rfc.iref.64"></div> 2380 2376 <h3 id="rfc.section.7.3.2"><a href="#rfc.section.7.3.2">7.3.2</a> <a id="status.201" href="#status.201">201 Created</a></h3> 2381 2377 <p id="rfc.section.7.3.2.p.1">The request has been fulfilled and has resulted in one or more new resources being created.</p> … … 2389 2385 the <a href="#header.location" class="smpl">Location</a> header field or, in case the Location header field was omitted, by the Effective Request URI (see <a href="p4-conditional.html#header.etag" title="ETag">Section 2.3</a> of <a href="#Part4" id="rfc.xref.Part4.12"><cite title="Hypertext Transfer Protocol (HTTP/1.1): Conditional Requests">[Part4]</cite></a>). 2390 2386 </p> 2391 <div id="rfc.iref.68"></div> 2392 <div id="rfc.iref.s.9"></div> 2387 <div id="rfc.iref.64"></div> 2393 2388 <h3 id="rfc.section.7.3.3"><a href="#rfc.section.7.3.3">7.3.3</a> <a id="status.202" href="#status.202">202 Accepted</a></h3> 2394 2389 <p id="rfc.section.7.3.3.p.1">The request has been accepted for processing, but the processing has not been completed. The request might or might not eventually … … 2401 2396 user can expect the request to be fulfilled. 2402 2397 </p> 2403 <div id="rfc.iref.69"></div> 2404 <div id="rfc.iref.s.10"></div> 2398 <div id="rfc.iref.64"></div> 2405 2399 <h3 id="rfc.section.7.3.4"><a href="#rfc.section.7.3.4">7.3.4</a> <a id="status.203" href="#status.203">203 Non-Authoritative Information</a></h3> 2406 2400 <p id="rfc.section.7.3.4.p.1">The representation in the response has been transformed or otherwise modified by a transforming proxy (<a href="p1-messaging.html#intermediaries" title="Intermediaries">Section 2.3</a> of <a href="#Part1" id="rfc.xref.Part1.20"><cite title="Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing">[Part1]</cite></a>). Note that the behavior of transforming intermediaries is controlled by the no-transform Cache-Control directive (<a href="p6-cache.html#header.cache-control" title="Cache-Control">Section 7.2</a> of <a href="#Part6" id="rfc.xref.Part6.9"><cite title="Hypertext Transfer Protocol (HTTP/1.1): Caching">[Part6]</cite></a>). … … 2411 2405 <p id="rfc.section.7.3.4.p.3">Caches <em class="bcp14">MAY</em> use a heuristic (see <a href="p6-cache.html#heuristic.freshness" title="Calculating Heuristic Freshness">Section 4.1.2</a> of <a href="#Part6" id="rfc.xref.Part6.11"><cite title="Hypertext Transfer Protocol (HTTP/1.1): Caching">[Part6]</cite></a>) to determine freshness for 203 responses. 2412 2406 </p> 2413 <div id="rfc.iref.70"></div> 2414 <div id="rfc.iref.s.11"></div> 2407 <div id="rfc.iref.64"></div> 2415 2408 <h3 id="rfc.section.7.3.5"><a href="#rfc.section.7.3.5">7.3.5</a> <a id="status.204" href="#status.204">204 No Content</a></h3> 2416 2409 <p id="rfc.section.7.3.5.p.1">The 204 (No Content) status code indicates that the server has successfully fulfilled the request and that there is no additional … … 2432 2425 <p id="rfc.section.7.3.5.p.5">The 204 response <em class="bcp14">MUST NOT</em> include a message body, and thus is always terminated by the first empty line after the header fields. 2433 2426 </p> 2434 <div id="rfc.iref.71"></div> 2435 <div id="rfc.iref.s.12"></div> 2427 <div id="rfc.iref.64"></div> 2436 2428 <h3 id="rfc.section.7.3.6"><a href="#rfc.section.7.3.6">7.3.6</a> <a id="status.205" href="#status.205">205 Reset Content</a></h3> 2437 2429 <p id="rfc.section.7.3.6.p.1">The server has fulfilled the request and the user agent <em class="bcp14">SHOULD</em> reset the document view which caused the request to be sent. This response is primarily intended to allow input for actions … … 2442 2434 </p> 2443 2435 <h2 id="rfc.section.7.4"><a href="#rfc.section.7.4">7.4</a> <a id="status.3xx" href="#status.3xx">Redirection 3xx</a></h2> 2444 <div id="rfc.iref. 72"></div>2445 <div id="rfc.iref.s. 13"></div>2436 <div id="rfc.iref.64"></div> 2437 <div id="rfc.iref.s.5"></div> 2446 2438 <p id="rfc.section.7.4.p.1">This class of status code indicates that further action needs to be taken by the user agent in order to fulfill the request. 2447 2439 If the required action involves a subsequent HTTP request, it <em class="bcp14">MAY</em> be carried out by the user agent without interaction with the user if and only if the method used in the second request is … … 2488 2480 </p> 2489 2481 </div> 2490 <div id="rfc.iref.73"></div> 2491 <div id="rfc.iref.s.14"></div> 2482 <div id="rfc.iref.65"></div> 2492 2483 <h3 id="rfc.section.7.4.1"><a href="#rfc.section.7.4.1">7.4.1</a> <a id="status.300" href="#status.300">300 Multiple Choices</a></h3> 2493 2484 <p id="rfc.section.7.4.1.p.1">The target resource has more than one representation, each with its own specific location, and reactive negotiation information … … 2503 2494 <p id="rfc.section.7.4.1.p.4">Caches <em class="bcp14">MAY</em> use a heuristic (see <a href="p6-cache.html#heuristic.freshness" title="Calculating Heuristic Freshness">Section 4.1.2</a> of <a href="#Part6" id="rfc.xref.Part6.12"><cite title="Hypertext Transfer Protocol (HTTP/1.1): Caching">[Part6]</cite></a>) to determine freshness for 300 responses. 2504 2495 </p> 2505 <div id="rfc.iref.74"></div> 2506 <div id="rfc.iref.s.15"></div> 2496 <div id="rfc.iref.65"></div> 2507 2497 <h3 id="rfc.section.7.4.2"><a href="#rfc.section.7.4.2">7.4.2</a> <a id="status.301" href="#status.301">301 Moved Permanently</a></h3> 2508 2498 <p id="rfc.section.7.4.2.p.1">The target resource has been assigned a new permanent URI and any future references to this resource <em class="bcp14">SHOULD</em> use one of the returned URIs. Clients with link editing capabilities ought to automatically re-link references to the effective … … 2517 2507 </p> 2518 2508 </div> 2519 <div id="rfc.iref.75"></div> 2520 <div id="rfc.iref.s.16"></div> 2509 <div id="rfc.iref.65"></div> 2521 2510 <h3 id="rfc.section.7.4.3"><a href="#rfc.section.7.4.3">7.4.3</a> <a id="status.302" href="#status.302">302 Found</a></h3> 2522 2511 <p id="rfc.section.7.4.3.p.1">The target resource resides temporarily under a different URI. Since the redirection might be altered on occasion, the client <em class="bcp14">SHOULD</em> continue to use the effective request URI for future requests. … … 2528 2517 </p> 2529 2518 </div> 2530 <div id="rfc.iref.76"></div> 2531 <div id="rfc.iref.s.17"></div> 2519 <div id="rfc.iref.65"></div> 2532 2520 <h3 id="rfc.section.7.4.4"><a href="#rfc.section.7.4.4">7.4.4</a> <a id="status.303" href="#status.303">303 See Other</a></h3> 2533 2521 <p id="rfc.section.7.4.4.p.1">The 303 status code indicates that the server is redirecting the user agent to a different resource, as indicated by a URI … … 2549 2537 <p id="rfc.section.7.4.4.p.4">Except for responses to a HEAD request, the representation of a 303 response <em class="bcp14">SHOULD</em> contain a short hypertext note with a hyperlink to the <a href="#header.location" class="smpl">Location</a> URI. 2550 2538 </p> 2551 <div id="rfc.iref.77"></div> 2552 <div id="rfc.iref.s.18"></div> 2539 <div id="rfc.iref.65"></div> 2553 2540 <h3 id="rfc.section.7.4.5"><a href="#rfc.section.7.4.5">7.4.5</a> <a id="status.305" href="#status.305">305 Use Proxy</a></h3> 2554 2541 <p id="rfc.section.7.4.5.p.1">The 305 status code was defined in a previous version of this specification (see <a href="#changes.from.rfc.2616" title="Changes from RFC 2616">Appendix C</a>), and is now deprecated. 2555 2542 </p> 2556 <div id="rfc.iref.78"></div> 2557 <div id="rfc.iref.s.19"></div> 2543 <div id="rfc.iref.65"></div> 2558 2544 <h3 id="rfc.section.7.4.6"><a href="#rfc.section.7.4.6">7.4.6</a> <a id="status.306" href="#status.306">306 (Unused)</a></h3> 2559 2545 <p id="rfc.section.7.4.6.p.1">The 306 status code was used in a previous version of the specification, is no longer used, and the code is reserved.</p> 2560 <div id="rfc.iref.79"></div> 2561 <div id="rfc.iref.s.20"></div> 2546 <div id="rfc.iref.65"></div> 2562 2547 <h3 id="rfc.section.7.4.7"><a href="#rfc.section.7.4.7">7.4.7</a> <a id="status.307" href="#status.307">307 Temporary Redirect</a></h3> 2563 2548 <p id="rfc.section.7.4.7.p.1">The target resource resides temporarily under a different URI. Since the redirection can change over time, the client <em class="bcp14">SHOULD</em> continue to use the effective request URI for future requests. … … 2572 2557 </div> 2573 2558 <h2 id="rfc.section.7.5"><a href="#rfc.section.7.5">7.5</a> <a id="status.4xx" href="#status.4xx">Client Error 4xx</a></h2> 2574 <div id="rfc.iref. 80"></div>2575 <div id="rfc.iref.s. 21"></div>2559 <div id="rfc.iref.65"></div> 2560 <div id="rfc.iref.s.6"></div> 2576 2561 <p id="rfc.section.7.5.p.1">The 4xx class of status code is intended for cases in which the client seems to have erred. Except when responding to a HEAD 2577 2562 request, the server <em class="bcp14">SHOULD</em> include a representation containing an explanation of the error situation, and whether it is a temporary or permanent condition. 2578 2563 These status codes are applicable to any request method. User agents <em class="bcp14">SHOULD</em> display any included representation to the user. 2579 2564 </p> 2580 <div id="rfc.iref.81"></div> 2581 <div id="rfc.iref.s.22"></div> 2565 <div id="rfc.iref.66"></div> 2582 2566 <h3 id="rfc.section.7.5.1"><a href="#rfc.section.7.5.1">7.5.1</a> <a id="status.400" href="#status.400">400 Bad Request</a></h3> 2583 2567 <p id="rfc.section.7.5.1.p.1">The server cannot or will not process the request, due to a client error (e.g., malformed syntax).</p> 2584 <div id="rfc.iref.82"></div> 2585 <div id="rfc.iref.s.23"></div> 2568 <div id="rfc.iref.66"></div> 2586 2569 <h3 id="rfc.section.7.5.2"><a href="#rfc.section.7.5.2">7.5.2</a> <a id="status.402" href="#status.402">402 Payment Required</a></h3> 2587 2570 <p id="rfc.section.7.5.2.p.1">This code is reserved for future use.</p> 2588 <div id="rfc.iref.83"></div> 2589 <div id="rfc.iref.s.24"></div> 2571 <div id="rfc.iref.66"></div> 2590 2572 <h3 id="rfc.section.7.5.3"><a href="#rfc.section.7.5.3">7.5.3</a> <a id="status.403" href="#status.403">403 Forbidden</a></h3> 2591 2573 <p id="rfc.section.7.5.3.p.1">The server understood the request, but refuses to authorize it. Providing different user authentication credentials might … … 2596 2578 (Not Found)</a> <em class="bcp14">MAY</em> be used instead. 2597 2579 </p> 2598 <div id="rfc.iref.84"></div> 2599 <div id="rfc.iref.s.25"></div> 2580 <div id="rfc.iref.66"></div> 2600 2581 <h3 id="rfc.section.7.5.4"><a href="#rfc.section.7.5.4">7.5.4</a> <a id="status.404" href="#status.404">404 Not Found</a></h3> 2601 2582 <p id="rfc.section.7.5.4.p.1">The server has not found anything matching the effective request URI. No indication is given of whether the condition is temporary … … 2604 2585 has been refused, or when no other response is applicable. 2605 2586 </p> 2606 <div id="rfc.iref.85"></div> 2607 <div id="rfc.iref.s.26"></div> 2587 <div id="rfc.iref.66"></div> 2608 2588 <h3 id="rfc.section.7.5.5"><a href="#rfc.section.7.5.5">7.5.5</a> <a id="status.405" href="#status.405">405 Method Not Allowed</a></h3> 2609 2589 <p id="rfc.section.7.5.5.p.1">The method specified in the request-line is not allowed for the target resource. The response <em class="bcp14">MUST</em> include an <a href="#header.allow" class="smpl">Allow</a> header field containing a list of valid methods for the requested resource. 2610 2590 </p> 2611 <div id="rfc.iref.86"></div> 2612 <div id="rfc.iref.s.27"></div> 2591 <div id="rfc.iref.66"></div> 2613 2592 <h3 id="rfc.section.7.5.6"><a href="#rfc.section.7.5.6">7.5.6</a> <a id="status.406" href="#status.406">406 Not Acceptable</a></h3> 2614 2593 <p id="rfc.section.7.5.6.p.1">The resource identified by the request is only capable of generating response representations which have content characteristics … … 2627 2606 <p id="rfc.section.7.5.6.p.4">If the response could be unacceptable, a user agent <em class="bcp14">SHOULD</em> temporarily stop receipt of more data and query the user for a decision on further actions. 2628 2607 </p> 2629 <div id="rfc.iref.87"></div> 2630 <div id="rfc.iref.s.28"></div> 2608 <div id="rfc.iref.66"></div> 2631 2609 <h3 id="rfc.section.7.5.7"><a href="#rfc.section.7.5.7">7.5.7</a> <a id="status.408" href="#status.408">408 Request Timeout</a></h3> 2632 2610 <p id="rfc.section.7.5.7.p.1">The client did not produce a request within the time that the server was prepared to wait. The client <em class="bcp14">MAY</em> repeat the request without modifications at any later time. 2633 2611 </p> 2634 <div id="rfc.iref.88"></div> 2635 <div id="rfc.iref.s.29"></div> 2612 <div id="rfc.iref.66"></div> 2636 2613 <h3 id="rfc.section.7.5.8"><a href="#rfc.section.7.5.8">7.5.8</a> <a id="status.409" href="#status.409">409 Conflict</a></h3> 2637 2614 <p id="rfc.section.7.5.8.p.1">The request could not be completed due to a conflict with the current state of the resource. This code is only allowed in … … 2645 2622 contain a list of the differences between the two versions. 2646 2623 </p> 2647 <div id="rfc.iref.89"></div> 2648 <div id="rfc.iref.s.30"></div> 2624 <div id="rfc.iref.66"></div> 2649 2625 <h3 id="rfc.section.7.5.9"><a href="#rfc.section.7.5.9">7.5.9</a> <a id="status.410" href="#status.410">410 Gone</a></h3> 2650 2626 <p id="rfc.section.7.5.9.p.1">The target resource is no longer available at the server and no forwarding address is known. This condition is expected to … … 2660 2636 <p id="rfc.section.7.5.9.p.3">Caches <em class="bcp14">MAY</em> use a heuristic (see <a href="p6-cache.html#heuristic.freshness" title="Calculating Heuristic Freshness">Section 4.1.2</a> of <a href="#Part6" id="rfc.xref.Part6.14"><cite title="Hypertext Transfer Protocol (HTTP/1.1): Caching">[Part6]</cite></a>) to determine freshness for 410 responses. 2661 2637 </p> 2662 <div id="rfc.iref.90"></div> 2663 <div id="rfc.iref.s.31"></div> 2638 <div id="rfc.iref.66"></div> 2664 2639 <h3 id="rfc.section.7.5.10"><a href="#rfc.section.7.5.10">7.5.10</a> <a id="status.411" href="#status.411">411 Length Required</a></h3> 2665 2640 <p id="rfc.section.7.5.10.p.1">The server refuses to accept the request without a defined <a href="p1-messaging.html#header.content-length" class="smpl">Content-Length</a>. The client <em class="bcp14">MAY</em> repeat the request if it adds a valid Content-Length header field containing the length of the message body in the request 2666 2641 message. 2667 2642 </p> 2668 <div id="rfc.iref.91"></div> 2669 <div id="rfc.iref.s.32"></div> 2643 <div id="rfc.iref.66"></div> 2670 2644 <h3 id="rfc.section.7.5.11"><a href="#rfc.section.7.5.11">7.5.11</a> <a id="status.413" href="#status.413">413 Request Representation Too Large</a></h3> 2671 2645 <p id="rfc.section.7.5.11.p.1">The server is refusing to process a request because the request representation is larger than the server is willing or able … … 2674 2648 <p id="rfc.section.7.5.11.p.2">If the condition is temporary, the server <em class="bcp14">SHOULD</em> include a <a href="#header.retry-after" class="smpl">Retry-After</a> header field to indicate that it is temporary and after what time the client <em class="bcp14">MAY</em> try again. 2675 2649 </p> 2676 <div id="rfc.iref.92"></div> 2677 <div id="rfc.iref.s.33"></div> 2650 <div id="rfc.iref.66"></div> 2678 2651 <h3 id="rfc.section.7.5.12"><a href="#rfc.section.7.5.12">7.5.12</a> <a id="status.414" href="#status.414">414 URI Too Long</a></h3> 2679 2652 <p id="rfc.section.7.5.12.p.1">The server is refusing to service the request because the effective request URI is longer than the server is willing to interpret. … … 2683 2656 in some servers using fixed-length buffers for reading or manipulating the request-target. 2684 2657 </p> 2685 <div id="rfc.iref.93"></div> 2686 <div id="rfc.iref.s.34"></div> 2658 <div id="rfc.iref.66"></div> 2687 2659 <h3 id="rfc.section.7.5.13"><a href="#rfc.section.7.5.13">7.5.13</a> <a id="status.415" href="#status.415">415 Unsupported Media Type</a></h3> 2688 2660 <p id="rfc.section.7.5.13.p.1">The server is refusing to service the request because the request payload is in a format not supported by this request method 2689 2661 on the target resource. 2690 2662 </p> 2691 <div id="rfc.iref.94"></div> 2692 <div id="rfc.iref.s.35"></div> 2663 <div id="rfc.iref.66"></div> 2693 2664 <h3 id="rfc.section.7.5.14"><a href="#rfc.section.7.5.14">7.5.14</a> <a id="status.417" href="#status.417">417 Expectation Failed</a></h3> 2694 2665 <p id="rfc.section.7.5.14.p.1">The expectation given in an <a href="#header.expect" class="smpl">Expect</a> header field (see <a href="#header.expect" id="rfc.xref.header.expect.2" title="Expect">Section 6.1.2</a>) could not be met by this server, or, if the server is a proxy, the server has unambiguous evidence that the request could 2695 2666 not be met by the next-hop server. 2696 2667 </p> 2697 <div id="rfc.iref.95"></div> 2698 <div id="rfc.iref.s.36"></div> 2668 <div id="rfc.iref.66"></div> 2699 2669 <h3 id="rfc.section.7.5.15"><a href="#rfc.section.7.5.15">7.5.15</a> <a id="status.426" href="#status.426">426 Upgrade Required</a></h3> 2700 2670 <p id="rfc.section.7.5.15.p.1">The request can not be completed without a prior protocol upgrade. This response <em class="bcp14">MUST</em> include an <a href="p1-messaging.html#header.upgrade" class="smpl">Upgrade</a> header field (<a href="p1-messaging.html#header.upgrade" title="Upgrade">Section 6.3</a> of <a href="#Part1" id="rfc.xref.Part1.22"><cite title="Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing">[Part1]</cite></a>) specifying the required protocols. … … 2712 2682 </p> 2713 2683 <h2 id="rfc.section.7.6"><a href="#rfc.section.7.6">7.6</a> <a id="status.5xx" href="#status.5xx">Server Error 5xx</a></h2> 2714 <div id="rfc.iref. 96"></div>2715 <div id="rfc.iref.s. 37"></div>2684 <div id="rfc.iref.66"></div> 2685 <div id="rfc.iref.s.7"></div> 2716 2686 <p id="rfc.section.7.6.p.1">Response status codes beginning with the digit "5" indicate cases in which the server is aware that it has erred or is incapable 2717 2687 of performing the request. Except when responding to a HEAD request, the server <em class="bcp14">SHOULD</em> include a representation containing an explanation of the error situation, and whether it is a temporary or permanent condition. 2718 2688 User agents <em class="bcp14">SHOULD</em> display any included representation to the user. These response codes are applicable to any request method. 2719 2689 </p> 2720 <div id="rfc.iref.97"></div> 2721 <div id="rfc.iref.s.38"></div> 2690 <div id="rfc.iref.67"></div> 2722 2691 <h3 id="rfc.section.7.6.1"><a href="#rfc.section.7.6.1">7.6.1</a> <a id="status.500" href="#status.500">500 Internal Server Error</a></h3> 2723 2692 <p id="rfc.section.7.6.1.p.1">The server encountered an unexpected condition which prevented it from fulfilling the request.</p> 2724 <div id="rfc.iref.98"></div> 2725 <div id="rfc.iref.s.39"></div> 2693 <div id="rfc.iref.67"></div> 2726 2694 <h3 id="rfc.section.7.6.2"><a href="#rfc.section.7.6.2">7.6.2</a> <a id="status.501" href="#status.501">501 Not Implemented</a></h3> 2727 2695 <p id="rfc.section.7.6.2.p.1">The server does not support the functionality required to fulfill the request. This is the appropriate response when the server 2728 2696 does not recognize the request method and is not capable of supporting it for any resource. 2729 2697 </p> 2730 <div id="rfc.iref.99"></div> 2731 <div id="rfc.iref.s.40"></div> 2698 <div id="rfc.iref.67"></div> 2732 2699 <h3 id="rfc.section.7.6.3"><a href="#rfc.section.7.6.3">7.6.3</a> <a id="status.502" href="#status.502">502 Bad Gateway</a></h3> 2733 2700 <p id="rfc.section.7.6.3.p.1">The server, while acting as a gateway or proxy, received an invalid response from the upstream server it accessed in attempting 2734 2701 to fulfill the request. 2735 2702 </p> 2736 <div id="rfc.iref.100"></div> 2737 <div id="rfc.iref.s.41"></div> 2703 <div id="rfc.iref.67"></div> 2738 2704 <h3 id="rfc.section.7.6.4"><a href="#rfc.section.7.6.4">7.6.4</a> <a id="status.503" href="#status.503">503 Service Unavailable</a></h3> 2739 2705 <p id="rfc.section.7.6.4.p.1">The server is currently unable to handle the request due to a temporary overloading or maintenance of the server.</p> … … 2747 2713 </p> 2748 2714 </div> 2749 <div id="rfc.iref.101"></div> 2750 <div id="rfc.iref.s.42"></div> 2715 <div id="rfc.iref.67"></div> 2751 2716 <h3 id="rfc.section.7.6.5"><a href="#rfc.section.7.6.5">7.6.5</a> <a id="status.504" href="#status.504">504 Gateway Timeout</a></h3> 2752 2717 <p id="rfc.section.7.6.5.p.1">The server, while acting as a gateway or proxy, did not receive a timely response from the upstream server specified by the … … 2758 2723 </p> 2759 2724 </div> 2760 <div id="rfc.iref.102"></div> 2761 <div id="rfc.iref.s.43"></div> 2725 <div id="rfc.iref.67"></div> 2762 2726 <h3 id="rfc.section.7.6.6"><a href="#rfc.section.7.6.6">7.6.6</a> <a id="status.505" href="#status.505">505 HTTP Version Not Supported</a></h3> 2763 2727 <p id="rfc.section.7.6.6.p.1">The server does not support, or refuses to support, the protocol version that was used in the request message. The server … … 2975 2939 to the generic message handling rules. 2976 2940 </p> 2977 <div id="rfc.iref.s. 44"></div>2941 <div id="rfc.iref.s.8"></div> 2978 2942 <h3 id="rfc.section.8.4.2"><a href="#rfc.section.8.4.2">8.4.2</a> <a id="header.server" href="#header.server">Server</a></h3> 2979 2943 <p id="rfc.section.8.4.2.p.1">The "Server" header field contains information about the software used by the origin server to handle the request.</p> … … 5001 4965 <li>100 Continue (status code) <a href="#rfc.xref.status.100.1">6.1.2.1</a>, <a href="#rfc.xref.status.100.2">6.1.2.1</a>, <a href="#rfc.xref.status.100.3">7.1</a>, <a href="#rfc.iref.63"><b>7.2.1</b></a>, <a href="#rfc.xref.status.100.4">10.2.3</a></li> 5002 4966 <li>100-continue (expect value) <a href="#rfc.iref.40"><b>6.1.2</b></a></li> 5003 <li>101 Switching Protocols (status code) <a href="#rfc.xref.status.101.1">7.1</a>, <a href="#rfc.iref.6 4"><b>7.2.2</b></a>, <a href="#rfc.xref.status.101.2">10.2.3</a></li>4967 <li>101 Switching Protocols (status code) <a href="#rfc.xref.status.101.1">7.1</a>, <a href="#rfc.iref.63"><b>7.2.2</b></a>, <a href="#rfc.xref.status.101.2">10.2.3</a></li> 5004 4968 <li>1xx Informational (status code class) <a href="#rfc.iref.62"><b>7.2</b></a></li> 5005 4969 </ul> 5006 4970 </li> 5007 4971 <li><a id="rfc.index.2" href="#rfc.index.2"><b>2</b></a><ul> 5008 <li>200 OK (status code) <a href="#rfc.xref.status.200.1">7.1</a>, <a href="#rfc.iref.6 6"><b>7.3.1</b></a>, <a href="#rfc.xref.status.200.2">10.2.3</a></li>5009 <li>201 Created (status code) <a href="#rfc.xref.status.201.1">7.1</a>, <a href="#rfc.iref.6 7"><b>7.3.2</b></a>, <a href="#rfc.xref.status.201.2">10.2.3</a></li>5010 <li>202 Accepted (status code) <a href="#rfc.xref.status.202.1">7.1</a>, <a href="#rfc.iref.6 8"><b>7.3.3</b></a>, <a href="#rfc.xref.status.202.2">10.2.3</a></li>5011 <li>203 Non-Authoritative Information (status code) <a href="#rfc.xref.status.203.1">7.1</a>, <a href="#rfc.iref.6 9"><b>7.3.4</b></a>, <a href="#rfc.xref.status.203.2">10.2.3</a>, <a href="#rfc.xref.status.203.3">C</a></li>5012 <li>204 No Content (status code) <a href="#rfc.xref.status.204.1">7.1</a>, <a href="#rfc.iref. 70"><b>7.3.5</b></a>, <a href="#rfc.xref.status.204.2">10.2.3</a></li>5013 <li>205 Reset Content (status code) <a href="#rfc.xref.status.205.1">7.1</a>, <a href="#rfc.iref. 71"><b>7.3.6</b></a>, <a href="#rfc.xref.status.205.2">10.2.3</a></li>5014 <li>2xx Successful (status code class) <a href="#rfc.iref.6 5"><b>7.3</b></a></li>4972 <li>200 OK (status code) <a href="#rfc.xref.status.200.1">7.1</a>, <a href="#rfc.iref.64"><b>7.3.1</b></a>, <a href="#rfc.xref.status.200.2">10.2.3</a></li> 4973 <li>201 Created (status code) <a href="#rfc.xref.status.201.1">7.1</a>, <a href="#rfc.iref.64"><b>7.3.2</b></a>, <a href="#rfc.xref.status.201.2">10.2.3</a></li> 4974 <li>202 Accepted (status code) <a href="#rfc.xref.status.202.1">7.1</a>, <a href="#rfc.iref.64"><b>7.3.3</b></a>, <a href="#rfc.xref.status.202.2">10.2.3</a></li> 4975 <li>203 Non-Authoritative Information (status code) <a href="#rfc.xref.status.203.1">7.1</a>, <a href="#rfc.iref.64"><b>7.3.4</b></a>, <a href="#rfc.xref.status.203.2">10.2.3</a>, <a href="#rfc.xref.status.203.3">C</a></li> 4976 <li>204 No Content (status code) <a href="#rfc.xref.status.204.1">7.1</a>, <a href="#rfc.iref.64"><b>7.3.5</b></a>, <a href="#rfc.xref.status.204.2">10.2.3</a></li> 4977 <li>205 Reset Content (status code) <a href="#rfc.xref.status.205.1">7.1</a>, <a href="#rfc.iref.64"><b>7.3.6</b></a>, <a href="#rfc.xref.status.205.2">10.2.3</a></li> 4978 <li>2xx Successful (status code class) <a href="#rfc.iref.63"><b>7.3</b></a></li> 5015 4979 </ul> 5016 4980 </li> 5017 4981 <li><a id="rfc.index.3" href="#rfc.index.3"><b>3</b></a><ul> 5018 <li>300 Multiple Choices (status code) <a href="#rfc.xref.status.300.1">7.1</a>, <a href="#rfc.iref. 73"><b>7.4.1</b></a>, <a href="#rfc.xref.status.300.2">10.2.3</a></li>5019 <li>301 Moved Permanently (status code) <a href="#rfc.xref.status.301.1">7.1</a>, <a href="#rfc.iref. 74"><b>7.4.2</b></a>, <a href="#rfc.xref.status.301.2">10.2.3</a>, <a href="#rfc.xref.status.301.3">C</a></li>5020 <li>302 Found (status code) <a href="#rfc.xref.status.302.1">7.1</a>, <a href="#rfc.iref. 75"><b>7.4.3</b></a>, <a href="#rfc.xref.status.302.2">10.2.3</a>, <a href="#rfc.xref.status.302.3">C</a></li>5021 <li>303 See Other (status code) <a href="#rfc.xref.status.303.1">7.1</a>, <a href="#rfc.iref. 76"><b>7.4.4</b></a>, <a href="#rfc.xref.status.303.2">10.2.3</a></li>5022 <li>305 Use Proxy (status code) <a href="#rfc.xref.status.305.1">7.1</a>, <a href="#rfc.iref. 77"><b>7.4.5</b></a>, <a href="#rfc.xref.status.305.2">10.2.3</a>, <a href="#rfc.xref.status.305.3">C</a></li>5023 <li>306 (Unused) (status code) <a href="#rfc.iref. 78"><b>7.4.6</b></a>, <a href="#rfc.xref.status.306.1">10.2.3</a></li>5024 <li>307 Temporary Redirect (status code) <a href="#rfc.xref.status.307.1">7.1</a>, <a href="#rfc.iref. 79"><b>7.4.7</b></a>, <a href="#rfc.xref.status.307.2">10.2.3</a>, <a href="#rfc.xref.status.307.3">C</a></li>5025 <li>3xx Redirection (status code class) <a href="#rfc.iref. 72"><b>7.4</b></a>, <a href="#rfc.xref.status.3xx.1">C</a></li>4982 <li>300 Multiple Choices (status code) <a href="#rfc.xref.status.300.1">7.1</a>, <a href="#rfc.iref.65"><b>7.4.1</b></a>, <a href="#rfc.xref.status.300.2">10.2.3</a></li> 4983 <li>301 Moved Permanently (status code) <a href="#rfc.xref.status.301.1">7.1</a>, <a href="#rfc.iref.65"><b>7.4.2</b></a>, <a href="#rfc.xref.status.301.2">10.2.3</a>, <a href="#rfc.xref.status.301.3">C</a></li> 4984 <li>302 Found (status code) <a href="#rfc.xref.status.302.1">7.1</a>, <a href="#rfc.iref.65"><b>7.4.3</b></a>, <a href="#rfc.xref.status.302.2">10.2.3</a>, <a href="#rfc.xref.status.302.3">C</a></li> 4985 <li>303 See Other (status code) <a href="#rfc.xref.status.303.1">7.1</a>, <a href="#rfc.iref.65"><b>7.4.4</b></a>, <a href="#rfc.xref.status.303.2">10.2.3</a></li> 4986 <li>305 Use Proxy (status code) <a href="#rfc.xref.status.305.1">7.1</a>, <a href="#rfc.iref.65"><b>7.4.5</b></a>, <a href="#rfc.xref.status.305.2">10.2.3</a>, <a href="#rfc.xref.status.305.3">C</a></li> 4987 <li>306 (Unused) (status code) <a href="#rfc.iref.65"><b>7.4.6</b></a>, <a href="#rfc.xref.status.306.1">10.2.3</a></li> 4988 <li>307 Temporary Redirect (status code) <a href="#rfc.xref.status.307.1">7.1</a>, <a href="#rfc.iref.65"><b>7.4.7</b></a>, <a href="#rfc.xref.status.307.2">10.2.3</a>, <a href="#rfc.xref.status.307.3">C</a></li> 4989 <li>3xx Redirection (status code class) <a href="#rfc.iref.64"><b>7.4</b></a>, <a href="#rfc.xref.status.3xx.1">C</a></li> 5026 4990 </ul> 5027 4991 </li> 5028 4992 <li><a id="rfc.index.4" href="#rfc.index.4"><b>4</b></a><ul> 5029 <li>400 Bad Request (status code) <a href="#rfc.xref.status.400.1">7.1</a>, <a href="#rfc.iref. 81"><b>7.5.1</b></a>, <a href="#rfc.xref.status.400.2">10.2.3</a></li>5030 <li>402 Payment Required (status code) <a href="#rfc.xref.status.402.1">7.1</a>, <a href="#rfc.iref. 82"><b>7.5.2</b></a>, <a href="#rfc.xref.status.402.2">10.2.3</a></li>5031 <li>403 Forbidden (status code) <a href="#rfc.xref.status.403.1">7.1</a>, <a href="#rfc.iref. 83"><b>7.5.3</b></a>, <a href="#rfc.xref.status.403.2">10.2.3</a></li>5032 <li>404 Not Found (status code) <a href="#rfc.xref.status.404.1">7.1</a>, <a href="#rfc.iref. 84"><b>7.5.4</b></a>, <a href="#rfc.xref.status.404.2">10.2.3</a></li>5033 <li>405 Method Not Allowed (status code) <a href="#rfc.xref.status.405.1">7.1</a>, <a href="#rfc.iref. 85"><b>7.5.5</b></a>, <a href="#rfc.xref.status.405.2">10.2.3</a></li>5034 <li>406 Not Acceptable (status code) <a href="#rfc.xref.status.406.1">7.1</a>, <a href="#rfc.iref. 86"><b>7.5.6</b></a>, <a href="#rfc.xref.status.406.2">10.2.3</a></li>5035 <li>408 Request Timeout (status code) <a href="#rfc.xref.status.408.1">7.1</a>, <a href="#rfc.iref. 87"><b>7.5.7</b></a>, <a href="#rfc.xref.status.408.2">10.2.3</a></li>5036 <li>409 Conflict (status code) <a href="#rfc.xref.status.409.1">7.1</a>, <a href="#rfc.iref. 88"><b>7.5.8</b></a>, <a href="#rfc.xref.status.409.2">10.2.3</a></li>5037 <li>410 Gone (status code) <a href="#rfc.xref.status.410.1">7.1</a>, <a href="#rfc.iref. 89"><b>7.5.9</b></a>, <a href="#rfc.xref.status.410.2">10.2.3</a></li>5038 <li>411 Length Required (status code) <a href="#rfc.xref.status.411.1">7.1</a>, <a href="#rfc.iref. 90"><b>7.5.10</b></a>, <a href="#rfc.xref.status.411.2">10.2.3</a></li>5039 <li>413 Request Representation Too Large (status code) <a href="#rfc.xref.status.413.1">7.1</a>, <a href="#rfc.iref. 91"><b>7.5.11</b></a>, <a href="#rfc.xref.status.413.2">10.2.3</a></li>5040 <li>414 URI Too Long (status code) <a href="#rfc.xref.status.414.1">7.1</a>, <a href="#rfc.iref. 92"><b>7.5.12</b></a>, <a href="#rfc.xref.status.414.2">10.2.3</a></li>5041 <li>415 Unsupported Media Type (status code) <a href="#rfc.xref.status.415.1">7.1</a>, <a href="#rfc.iref. 93"><b>7.5.13</b></a>, <a href="#rfc.xref.status.415.2">10.2.3</a></li>5042 <li>417 Expectation Failed (status code) <a href="#rfc.xref.status.417.1">7.1</a>, <a href="#rfc.iref. 94"><b>7.5.14</b></a>, <a href="#rfc.xref.status.417.2">10.2.3</a></li>5043 <li>426 Upgrade Required (status code) <a href="#rfc.xref.status.426.1">7.1</a>, <a href="#rfc.iref. 95"><b>7.5.15</b></a>, <a href="#rfc.xref.status.426.2">10.2.3</a>, <a href="#rfc.xref.status.426.3">C</a></li>5044 <li>4xx Client Error (status code class) <a href="#rfc.iref. 80"><b>7.5</b></a></li>4993 <li>400 Bad Request (status code) <a href="#rfc.xref.status.400.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.1</b></a>, <a href="#rfc.xref.status.400.2">10.2.3</a></li> 4994 <li>402 Payment Required (status code) <a href="#rfc.xref.status.402.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.2</b></a>, <a href="#rfc.xref.status.402.2">10.2.3</a></li> 4995 <li>403 Forbidden (status code) <a href="#rfc.xref.status.403.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.3</b></a>, <a href="#rfc.xref.status.403.2">10.2.3</a></li> 4996 <li>404 Not Found (status code) <a href="#rfc.xref.status.404.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.4</b></a>, <a href="#rfc.xref.status.404.2">10.2.3</a></li> 4997 <li>405 Method Not Allowed (status code) <a href="#rfc.xref.status.405.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.5</b></a>, <a href="#rfc.xref.status.405.2">10.2.3</a></li> 4998 <li>406 Not Acceptable (status code) <a href="#rfc.xref.status.406.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.6</b></a>, <a href="#rfc.xref.status.406.2">10.2.3</a></li> 4999 <li>408 Request Timeout (status code) <a href="#rfc.xref.status.408.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.7</b></a>, <a href="#rfc.xref.status.408.2">10.2.3</a></li> 5000 <li>409 Conflict (status code) <a href="#rfc.xref.status.409.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.8</b></a>, <a href="#rfc.xref.status.409.2">10.2.3</a></li> 5001 <li>410 Gone (status code) <a href="#rfc.xref.status.410.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.9</b></a>, <a href="#rfc.xref.status.410.2">10.2.3</a></li> 5002 <li>411 Length Required (status code) <a href="#rfc.xref.status.411.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.10</b></a>, <a href="#rfc.xref.status.411.2">10.2.3</a></li> 5003 <li>413 Request Representation Too Large (status code) <a href="#rfc.xref.status.413.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.11</b></a>, <a href="#rfc.xref.status.413.2">10.2.3</a></li> 5004 <li>414 URI Too Long (status code) <a href="#rfc.xref.status.414.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.12</b></a>, <a href="#rfc.xref.status.414.2">10.2.3</a></li> 5005 <li>415 Unsupported Media Type (status code) <a href="#rfc.xref.status.415.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.13</b></a>, <a href="#rfc.xref.status.415.2">10.2.3</a></li> 5006 <li>417 Expectation Failed (status code) <a href="#rfc.xref.status.417.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.14</b></a>, <a href="#rfc.xref.status.417.2">10.2.3</a></li> 5007 <li>426 Upgrade Required (status code) <a href="#rfc.xref.status.426.1">7.1</a>, <a href="#rfc.iref.66"><b>7.5.15</b></a>, <a href="#rfc.xref.status.426.2">10.2.3</a>, <a href="#rfc.xref.status.426.3">C</a></li> 5008 <li>4xx Client Error (status code class) <a href="#rfc.iref.65"><b>7.5</b></a></li> 5045 5009 </ul> 5046 5010 </li> 5047 5011 <li><a id="rfc.index.5" href="#rfc.index.5"><b>5</b></a><ul> 5048 <li>500 Internal Server Error (status code) <a href="#rfc.xref.status.500.1">7.1</a>, <a href="#rfc.iref. 97"><b>7.6.1</b></a>, <a href="#rfc.xref.status.500.2">10.2.3</a></li>5049 <li>501 Not Implemented (status code) <a href="#rfc.xref.status.501.1">7.1</a>, <a href="#rfc.iref. 98"><b>7.6.2</b></a>, <a href="#rfc.xref.status.501.2">10.2.3</a></li>5050 <li>502 Bad Gateway (status code) <a href="#rfc.xref.status.502.1">7.1</a>, <a href="#rfc.iref. 99"><b>7.6.3</b></a>, <a href="#rfc.xref.status.502.2">10.2.3</a></li>5051 <li>503 Service Unavailable (status code) <a href="#rfc.xref.status.503.1">7.1</a>, <a href="#rfc.iref. 100"><b>7.6.4</b></a>, <a href="#rfc.xref.status.503.2">10.2.3</a></li>5052 <li>504 Gateway Timeout (status code) <a href="#rfc.xref.status.504.1">7.1</a>, <a href="#rfc.iref. 101"><b>7.6.5</b></a>, <a href="#rfc.xref.status.504.2">10.2.3</a></li>5053 <li>505 HTTP Version Not Supported (status code) <a href="#rfc.xref.status.505.1">7.1</a>, <a href="#rfc.iref. 102"><b>7.6.6</b></a>, <a href="#rfc.xref.status.505.2">10.2.3</a></li>5054 <li>5xx Server Error (status code class) <a href="#rfc.iref. 96"><b>7.6</b></a></li>5012 <li>500 Internal Server Error (status code) <a href="#rfc.xref.status.500.1">7.1</a>, <a href="#rfc.iref.67"><b>7.6.1</b></a>, <a href="#rfc.xref.status.500.2">10.2.3</a></li> 5013 <li>501 Not Implemented (status code) <a href="#rfc.xref.status.501.1">7.1</a>, <a href="#rfc.iref.67"><b>7.6.2</b></a>, <a href="#rfc.xref.status.501.2">10.2.3</a></li> 5014 <li>502 Bad Gateway (status code) <a href="#rfc.xref.status.502.1">7.1</a>, <a href="#rfc.iref.67"><b>7.6.3</b></a>, <a href="#rfc.xref.status.502.2">10.2.3</a></li> 5015 <li>503 Service Unavailable (status code) <a href="#rfc.xref.status.503.1">7.1</a>, <a href="#rfc.iref.67"><b>7.6.4</b></a>, <a href="#rfc.xref.status.503.2">10.2.3</a></li> 5016 <li>504 Gateway Timeout (status code) <a href="#rfc.xref.status.504.1">7.1</a>, <a href="#rfc.iref.67"><b>7.6.5</b></a>, <a href="#rfc.xref.status.504.2">10.2.3</a></li> 5017 <li>505 HTTP Version Not Supported (status code) <a href="#rfc.xref.status.505.1">7.1</a>, <a href="#rfc.iref.67"><b>7.6.6</b></a>, <a href="#rfc.xref.status.505.2">10.2.3</a></li> 5018 <li>5xx Server Error (status code class) <a href="#rfc.iref.66"><b>7.6</b></a></li> 5055 5019 </ul> 5056 5020 </li> … … 5376 5340 <li>safe <a href="#rfc.iref.s.2"><b>5.2.1</b></a></li> 5377 5341 <li>selected representation <a href="#rfc.iref.s.1"><b>3.3</b></a></li> 5378 <li>Server header field <a href="#rfc.xref.header.server.1">8.4</a>, <a href="#rfc.iref.s.44"><b>8.4.2</b></a>, <a href="#rfc.xref.header.server.2">10.3.2</a>, <a href="#rfc.xref.header.server.3">11.1</a>, <a href="#rfc.xref.header.server.4">C</a></li> 5379 <li>Status Codes 5380 <ul> 5381 <li>100 Continue <a href="#rfc.xref.status.100.1">6.1.2.1</a>, <a href="#rfc.xref.status.100.2">6.1.2.1</a>, <a href="#rfc.xref.status.100.3">7.1</a>, <a href="#rfc.iref.s.4"><b>7.2.1</b></a>, <a href="#rfc.xref.status.100.4">10.2.3</a></li> 5382 <li>101 Switching Protocols <a href="#rfc.xref.status.101.1">7.1</a>, <a href="#rfc.iref.s.5"><b>7.2.2</b></a>, <a href="#rfc.xref.status.101.2">10.2.3</a></li> 5383 <li>200 OK <a href="#rfc.xref.status.200.1">7.1</a>, <a href="#rfc.iref.s.7"><b>7.3.1</b></a>, <a href="#rfc.xref.status.200.2">10.2.3</a></li> 5384 <li>201 Created <a href="#rfc.xref.status.201.1">7.1</a>, <a href="#rfc.iref.s.8"><b>7.3.2</b></a>, <a href="#rfc.xref.status.201.2">10.2.3</a></li> 5385 <li>202 Accepted <a href="#rfc.xref.status.202.1">7.1</a>, <a href="#rfc.iref.s.9"><b>7.3.3</b></a>, <a href="#rfc.xref.status.202.2">10.2.3</a></li> 5386 <li>203 Non-Authoritative Information <a href="#rfc.xref.status.203.1">7.1</a>, <a href="#rfc.iref.s.10"><b>7.3.4</b></a>, <a href="#rfc.xref.status.203.2">10.2.3</a>, <a href="#rfc.xref.status.203.3">C</a></li> 5387 <li>204 No Content <a href="#rfc.xref.status.204.1">7.1</a>, <a href="#rfc.iref.s.11"><b>7.3.5</b></a>, <a href="#rfc.xref.status.204.2">10.2.3</a></li> 5388 <li>205 Reset Content <a href="#rfc.xref.status.205.1">7.1</a>, <a href="#rfc.iref.s.12"><b>7.3.6</b></a>, <a href="#rfc.xref.status.205.2">10.2.3</a></li> 5389 <li>300 Multiple Choices <a href="#rfc.xref.status.300.1">7.1</a>, <a href="#rfc.iref.s.14"><b>7.4.1</b></a>, <a href="#rfc.xref.status.300.2">10.2.3</a></li> 5390 <li>301 Moved Permanently <a href="#rfc.xref.status.301.1">7.1</a>, <a href="#rfc.iref.s.15"><b>7.4.2</b></a>, <a href="#rfc.xref.status.301.2">10.2.3</a>, <a href="#rfc.xref.status.301.3">C</a></li> 5391 <li>302 Found <a href="#rfc.xref.status.302.1">7.1</a>, <a href="#rfc.iref.s.16"><b>7.4.3</b></a>, <a href="#rfc.xref.status.302.2">10.2.3</a>, <a href="#rfc.xref.status.302.3">C</a></li> 5392 <li>303 See Other <a href="#rfc.xref.status.303.1">7.1</a>, <a href="#rfc.iref.s.17"><b>7.4.4</b></a>, <a href="#rfc.xref.status.303.2">10.2.3</a></li> 5393 <li>305 Use Proxy <a href="#rfc.xref.status.305.1">7.1</a>, <a href="#rfc.iref.s.18"><b>7.4.5</b></a>, <a href="#rfc.xref.status.305.2">10.2.3</a>, <a href="#rfc.xref.status.305.3">C</a></li> 5394 <li>306 (Unused) <a href="#rfc.iref.s.19"><b>7.4.6</b></a>, <a href="#rfc.xref.status.306.1">10.2.3</a></li> 5395 <li>307 Temporary Redirect <a href="#rfc.xref.status.307.1">7.1</a>, <a href="#rfc.iref.s.20"><b>7.4.7</b></a>, <a href="#rfc.xref.status.307.2">10.2.3</a>, <a href="#rfc.xref.status.307.3">C</a></li> 5396 <li>400 Bad Request <a href="#rfc.xref.status.400.1">7.1</a>, <a href="#rfc.iref.s.22"><b>7.5.1</b></a>, <a href="#rfc.xref.status.400.2">10.2.3</a></li> 5397 <li>402 Payment Required <a href="#rfc.xref.status.402.1">7.1</a>, <a href="#rfc.iref.s.23"><b>7.5.2</b></a>, <a href="#rfc.xref.status.402.2">10.2.3</a></li> 5398 <li>403 Forbidden <a href="#rfc.xref.status.403.1">7.1</a>, <a href="#rfc.iref.s.24"><b>7.5.3</b></a>, <a href="#rfc.xref.status.403.2">10.2.3</a></li> 5399 <li>404 Not Found <a href="#rfc.xref.status.404.1">7.1</a>, <a href="#rfc.iref.s.25"><b>7.5.4</b></a>, <a href="#rfc.xref.status.404.2">10.2.3</a></li> 5400 <li>405 Method Not Allowed <a href="#rfc.xref.status.405.1">7.1</a>, <a href="#rfc.iref.s.26"><b>7.5.5</b></a>, <a href="#rfc.xref.status.405.2">10.2.3</a></li> 5401 <li>406 Not Acceptable <a href="#rfc.xref.status.406.1">7.1</a>, <a href="#rfc.iref.s.27"><b>7.5.6</b></a>, <a href="#rfc.xref.status.406.2">10.2.3</a></li> 5402 <li>408 Request Timeout <a href="#rfc.xref.status.408.1">7.1</a>, <a href="#rfc.iref.s.28"><b>7.5.7</b></a>, <a href="#rfc.xref.status.408.2">10.2.3</a></li> 5403 <li>409 Conflict <a href="#rfc.xref.status.409.1">7.1</a>, <a href="#rfc.iref.s.29"><b>7.5.8</b></a>, <a href="#rfc.xref.status.409.2">10.2.3</a></li> 5404 <li>410 Gone <a href="#rfc.xref.status.410.1">7.1</a>, <a href="#rfc.iref.s.30"><b>7.5.9</b></a>, <a href="#rfc.xref.status.410.2">10.2.3</a></li> 5405 <li>411 Length Required <a href="#rfc.xref.status.411.1">7.1</a>, <a href="#rfc.iref.s.31"><b>7.5.10</b></a>, <a href="#rfc.xref.status.411.2">10.2.3</a></li> 5406 <li>413 Request Representation Too Large <a href="#rfc.xref.status.413.1">7.1</a>, <a href="#rfc.iref.s.32"><b>7.5.11</b></a>, <a href="#rfc.xref.status.413.2">10.2.3</a></li> 5407 <li>414 URI Too Long <a href="#rfc.xref.status.414.1">7.1</a>, <a href="#rfc.iref.s.33"><b>7.5.12</b></a>, <a href="#rfc.xref.status.414.2">10.2.3</a></li> 5408 <li>415 Unsupported Media Type <a href="#rfc.xref.status.415.1">7.1</a>, <a href="#rfc.iref.s.34"><b>7.5.13</b></a>, <a href="#rfc.xref.status.415.2">10.2.3</a></li> 5409 <li>417 Expectation Failed <a href="#rfc.xref.status.417.1">7.1</a>, <a href="#rfc.iref.s.35"><b>7.5.14</b></a>, <a href="#rfc.xref.status.417.2">10.2.3</a></li> 5410 <li>426 Upgrade Required <a href="#rfc.xref.status.426.1">7.1</a>, <a href="#rfc.iref.s.36"><b>7.5.15</b></a>, <a href="#rfc.xref.status.426.2">10.2.3</a>, <a href="#rfc.xref.status.426.3">C</a></li> 5411 <li>500 Internal Server Error <a href="#rfc.xref.status.500.1">7.1</a>, <a href="#rfc.iref.s.38"><b>7.6.1</b></a>, <a href="#rfc.xref.status.500.2">10.2.3</a></li> 5412 <li>501 Not Implemented <a href="#rfc.xref.status.501.1">7.1</a>, <a href="#rfc.iref.s.39"><b>7.6.2</b></a>, <a href="#rfc.xref.status.501.2">10.2.3</a></li> 5413 <li>502 Bad Gateway <a href="#rfc.xref.status.502.1">7.1</a>, <a href="#rfc.iref.s.40"><b>7.6.3</b></a>, <a href="#rfc.xref.status.502.2">10.2.3</a></li> 5414 <li>503 Service Unavailable <a href="#rfc.xref.status.503.1">7.1</a>, <a href="#rfc.iref.s.41"><b>7.6.4</b></a>, <a href="#rfc.xref.status.503.2">10.2.3</a></li> 5415 <li>504 Gateway Timeout <a href="#rfc.xref.status.504.1">7.1</a>, <a href="#rfc.iref.s.42"><b>7.6.5</b></a>, <a href="#rfc.xref.status.504.2">10.2.3</a></li> 5416 <li>505 HTTP Version Not Supported <a href="#rfc.xref.status.505.1">7.1</a>, <a href="#rfc.iref.s.43"><b>7.6.6</b></a>, <a href="#rfc.xref.status.505.2">10.2.3</a></li> 5417 </ul> 5418 </li> 5342 <li>Server header field <a href="#rfc.xref.header.server.1">8.4</a>, <a href="#rfc.iref.s.8"><b>8.4.2</b></a>, <a href="#rfc.xref.header.server.2">10.3.2</a>, <a href="#rfc.xref.header.server.3">11.1</a>, <a href="#rfc.xref.header.server.4">C</a></li> 5419 5343 <li>Status Codes Classes 5420 5344 <ul> 5421 5345 <li>1xx Informational <a href="#rfc.iref.s.3"><b>7.2</b></a></li> 5422 <li>2xx Successful <a href="#rfc.iref.s. 6"><b>7.3</b></a></li>5423 <li>3xx Redirection <a href="#rfc.iref.s. 13"><b>7.4</b></a>, <a href="#rfc.xref.status.3xx.1">C</a></li>5424 <li>4xx Client Error <a href="#rfc.iref.s. 21"><b>7.5</b></a></li>5425 <li>5xx Server Error <a href="#rfc.iref.s. 37"><b>7.6</b></a></li>5346 <li>2xx Successful <a href="#rfc.iref.s.4"><b>7.3</b></a></li> 5347 <li>3xx Redirection <a href="#rfc.iref.s.5"><b>7.4</b></a>, <a href="#rfc.xref.status.3xx.1">C</a></li> 5348 <li>4xx Client Error <a href="#rfc.iref.s.6"><b>7.5</b></a></li> 5349 <li>5xx Server Error <a href="#rfc.iref.s.7"><b>7.6</b></a></li> 5426 5350 </ul> 5427 5351 </li>
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