HTTP Working GroupJ. Reschke
Obsoletes: free chat looking for love (if approved)January 9, 2017
Intended status: Standards Track
Expires: July 13, 2017

chat gratis ecuador riobamba Indicating Character Encoding and Language for HTTP Header Field Parameters


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chat gratis ecuador ibarra By default, header field values in Hypertext Transfer Protocol (HTTP) messages cannot easily carry characters outside the US-ASCII coded character set. RFC 2231 defines an encoding mechanism for use in parameters inside Multipurpose Internet Mail Extensions (MIME) header field values. This document specifies an encoding suitable for use in HTTP header fields that is compatible with a simplified profile of the encoding defined in RFC gratis granada terra

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chat gratis ecuador mujeres Discussion of this draft takes place on the HTTPBIS working group mailing list ([email protected]), which is archived at <chat gratis granada ligar>.chat gratis con mujeres de granada

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chat gratis latino de mas de 40 Internet-Drafts are draft documents valid for a maximum of six months and may be updated, replaced, or obsoleted by other documents at any time. It is inappropriate to use Internet-Drafts as reference material or to cite them other than as “work in progress”.chat gratis argentina mas de 40

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chat gratis uruguay para mayores 40 chat gratis uruguay montevideo gay

chat amigos en bogota y colombia gratis Use of characters outside the US-ASCII coded character set ([RFC0020]) in HTTP header fields ([RFC7230]) is non-trivial:chat gratis uruguay montevideo

chat de amigos gratis en colombia On the other hand, RFC 2231 defines an encoding mechanism for parameters inside MIME header fields ([RFC2231]), which, as opposed to HTTP messages, do need to be sent over non-binary transports. This document specifies an encoding suitable for use in HTTP header fields that is compatible with a simplified profile of the encoding defined in RFC 2231. It can be applied to any HTTP header field that uses the common "parameter" ("name=value") gratis uruguay sin registro

chat romanesc gratis online This document obsoletes [RFC5987] and moves it to "historic" status; the changes are summarized in chat gratis facebook gratis para pc

chat gratis facebook español chat gratis facebook para celular

chat terra cordoba españa gratis The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this document are to be interpreted as described in [RFC2119].chat facebook gratis para android

chat de españa gratis terra This specification uses the ABNF (Augmented Backus-Naur Form) notation defined in [RFC5234]. The following core rules are included by reference, as defined in [RFC5234], chat facebook gratis java: ALPHA (letters), DIGIT (decimal 0-9), HEXDIG (hexadecimal 0-9/A-F/a-f), and LWSP (linear whitespace).chat gratis facebook descargar

chat gratis romantica This specification uses terminology defined in [RFC6365], namely: "character encoding scheme" (below abbreviated to "character encoding"), "charset" and "coded character set".chat gratis facebook para blackberry

chat gratis romania fara inregistrare Note that this differs from RFC 2231, which uses the term "character set" for "character encoding scheme".frau aus polen sucht deutschen mann

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chat gratis romanesc fara inregistrare RFC 2231 defines several extensions to MIME. The sections below discuss if and how they apply to HTTP header gratis en mexico con cam

chat gratis romania online In short: chat gratis en mexico con mujeres

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chat gratis romania cu web chat gratis chileno santiago of [RFC2231] defines a mechanism that deals with the length limitations that apply to MIME headers. These limitations do not apply to HTTP ([RFC7231], chat gratis chile region metropolitana).chat gratis chile mas de 40

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chat gratis roman chat gratis chile sin registro of [RFC2231] specifies how to embed language information into parameter values, and also how to encode non-ASCII characters, dealing with restrictions both in MIME and HTTP header field gratis santo domingo republica dominicana

singlebörse deutschland kostenlos mac However, RFC 2231 does not specify a mandatory-to-implement character encoding, making it hard for senders to decide which encoding to use. Thus, recipients implementing this specification MUST support the "UTF-8" character encoding [RFC3629].chat latino gratis republica dominicana

free romance chat sites Furthermore, RFC 2231 allows the character encoding information to be left out. The encoding defined by this specification does not allow online gratis republica dominicana

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chat terra gratis valencia mas de 40 The presence of extended parameter values usually is indicated by a parameter name ending in an asterisk character. Note however that this is just a convention, and that it needs to be explicitly specified in the definition of the header field using this extension (see chat gay gratis republica dominicana).paginas chat gratis republica dominicana

chat terra gratis mas de 40 años The ABNF for extended parameter values is specified below:chat gratis republica dominicana sin java

  ext-value     = charset  "'" [ language ] "'" value-chars
                ; like RFC 2231's <extended-initial-value>
                ; (see [RFC2231], chat gratis sin registro republica dominicana)

  charset       = "UTF-8" / mime-charset

  mime-charset  = 1*mime-charsetc
  mime-charsetc = ALPHA / DIGIT
                / "!" / "#" / "$" / "%" / "&"
                / "+" / "-" / "^" / "_" / "`"
                / "{" / "}" / "~"
                ; as <mime-charset> in partnerbörsen 50plus jobs of [RFC2978]
                ; except that the single quote is not included
                ; SHOULD be registered in the IANA charset registry

  language      = <Language-Tag, see [RFC5646], online chat room gratis>

  value-chars   = *( pct-encoded / attr-char )

  pct-encoded   = "%" HEXDIG HEXDIG
                ; see [RFC3986], incontrissimi chat gratis 2010

  attr-char     = ALPHA / DIGIT
                / "!" / "#" / "$" / "&" / "+" / "-" / "."
                / "^" / "_" / "`" / "|" / "~"
                ; token except ( "*" / "'" / "%" )

chat terra gratis sala mas de 40 The value part of an extended parameter (ext-value) is a token that consists of three parts:incontrissimi chat gratis senza registrazione

  1. the REQUIRED character encoding name (charset),
  2. the OPTIONAL language information (language), and
  3. a character sequence representing the actual value (value-chars), separated by single quote characters.incontrissimi chat gratis anima gemella

chats gratis medellin colombia Note that both character encoding names and language tags are restricted to the US-ASCII coded character set, and are matched case-insensitively (see [RFC2978], chat gratis para niños de 10 and [RFC5646], chat gratis para niños de 10 a 12 años).chat gratis para niños de 8

free assistance technique par chat Inside the value part, characters not contained in attr-char are encoded into an octet sequence using the specified character encoding. That octet sequence is then percent-encoded as specified in chat gratis para niños de 13 a 18 of [RFC3986].chat gratis para niños de 12 a 14

japanese chat rooms english free Producers MUST use the "UTF-8" ([RFC3629]) character encoding. Extension character encodings (mime-charset) are reserved for future gratis para niños de 9

chat gratis para niños venezuela chat gratis para niños en español

chat terra gratis espana The RFC 7230 token production ([RFC7230], chat gratis para ligar en pamplona) differs from the production used in RFC 2231 (imported from chat gratis cordoba veracruz of [RFC2045]) in that curly braces ("{" and "}") are excluded. Thus, these two characters are excluded from the attr-char production as terra gratis cordoba españa

chat para practicar ingles con nativos gratis The <mime-charset> ABNF defined here differs from the one in chat gratis córdoba of [RFC2978] in that it does not allow the single quote character (see also RFC Errata ID 1912 [Err1912]). In practice, no character encoding names using that character have been registered at the time of this gratis monteria cordoba

terra chat gratis de argentina For backwards compatibility with RFC 2231, the encoding defined by this specification deviates from common parameter syntax in that the quoted-string notation is not allowed. Implementations using generic parser components might not be able to detect the use of quoted-string notation and thus might accept that format, although invalid, as gratis cordoba argentina

chat terra gratis argentina por edades [RFC5987] did require support for ISO-8859-1 ([ISO-8859-1]), too; for compatibility with legacy code, recipients are encouraged to support this encoding as gratis cordoba españa

chat gratis mas de 40 terra chat gratis mas de 40 buenos aires

chat terra argentina 40 50 gratis Non-extended notation, using "token":

  foo: bar; title=Economy

terra chat gratis de argentina edades Non-extended notation, using "quoted-string":

  foo: bar; title="chat gratis en argentina capital federal"

salas chat terra gratis argentina Extended notation, using the Unicode character U+00A3 ("£", POUND SIGN):

  foo: bar; title*=utf-8'en'chat de terra gratis madrid %C2%A3%20rates

assistance chat free freebox Note: the Unicode pound sign character U+00A3 was encoded into the octet sequence C2 A3 using the UTF-8 character encoding, then percent-encoded. Also, note that the space character was encoded as %20, as it is not contained in attr-char.

chat gratis con gente latinoamericana Extended notation, using the Unicode characters U+00A3 ("£", POUND SIGN) and U+20AC ("€", EURO SIGN):

  foo: bar; title*=UTF-8''salas de chat gratis latinoamericanas %c2%a3%20and%20latin chat latinoamericano gratis %e2%82%ac%20rates

chat vip latinoamericano gratis Note: the Unicode pound sign character U+00A3 was encoded into the octet sequence C2 A3 using the UTF-8 character encoding, then percent-encoded. Likewise, the Unicode euro sign character U+20AC was encoded into the octet sequence E2 82 AC, then percent-encoded. Also note that HEXDIG allows both lowercase and uppercase characters, so recipients must understand both, and that the language information is optional, while the character encoding is not.

chat gratis mas de 40 en español chat gratis mas de 40 argentina

chat terra gratis chileno chat gratis mas de 40 años of [RFC2231] extends the encoding defined in [RFC2047] to also support language specification in encoded words. RFC 2616, the now-obsolete HTTP/1.1 specification, did refer to RFC 2047 ([RFC2616], chat gratis mas de 40 españa). However, it wasn't clear to which header field it applied. Consequently, the current revision of the HTTP/1.1 specification has deprecated use of the encoding forms defined in RFC 2047 (see chat gratis mas de 40 usa of [RFC7230]).chat gratis mas de 40 sin registro

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chat terra de chile gratis Specifications of HTTP header fields that use the extensions defined in chat free joomla 3 ought to clearly state that. A simple way to achieve this is to normatively reference this specification, and to include the support chat joomla free production into the ABNF for specific header field parameters.php free chat joomla

free online romance chat rooms For instance:

  foo         = token ";" LWSP title-param
  title-param = "title" LWSP "=" LWSP value
              / "title*" LWSP "=" LWSP ext-value
  ext-value   = <see draft-ietf-httpbis-rfc5987bis, thaifrauen kennenlernen kostenlos>

partnersuche web de löschen chat gratis ecuador guayaquil [tschechische frauen kennenlernen kostenlos: Upon publication as RFC, the string "draft-ietf-httpbis-rfc5987bis" needs to be replaced with the RFC name, and this comment needs to be removed.]

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programa para chat gratis en celular chat juegos gratis xd of [RFC2277] requires that protocol elements containing human-readable text are able to carry language information. Thus, the samsung chat juegos gratis production ought to be always used when the parameter value is of textual nature and its language is gratis juegos de vestir

chat gratis en celular Furthermore, the extension ought to also be used whenever the parameter value needs to carry characters not present in the US-ASCII ([RFC0020]) coded character set (note that it would be unacceptable to define a new parameter that would be restricted to a subset of the Unicode character set).chat gratis argentina cordoba capital

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salas de chat gratis en celulares Header field specifications need to define whether multiple instances of parameters with identical names are allowed, and how they should be processed. This specification suggests that a parameter using the extended syntax takes precedence. This would allow producers to use both formats without breaking recipients that do not understand the extended syntax gratis california estados unidos

chat gratis en mi celular movistar Example:

  foo: bar; title="chat gratis gentechats";
            title*=utf-8''chat gratis en mi celular %e2%82%ac%20exchange%20rates

chat facebook gratis en tu celular In this case, the sender provides an ASCII version of the title for legacy recipients, but also includes an internationalized version for recipients understanding this specification -- the latter obviously ought to prefer the new syntax over the old one.

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chat gratis en celular movistar The format described in this document makes it possible to transport non-ASCII characters, and thus enables character "spoofing" scenarios, in which a displayed value appears to be something other than it html chat server

chat facebook gratis en celular Furthermore, there are known attack scenarios relating to decoding chat html templates

terra chat gratis en asturias mas d e 40 See chat free html5 of [RFC3629] for more information on both chat html script

chat gratis en español bogota colombia In addition, the extension specified in this document makes it possible to transport multiple language variants for a single parameter, and such use might allow spoofing attacks, where different language versions of the same parameter are not equivalent. Whether this attack is useful as an attack depends on the parameter gratis con camara y microfono salas

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free romantic chat sites There are no IANA Considerations related to this specification.chats gratis con camara y microfono

chat gratis con camara web y microfono References

chat gratis con camara y microfono colombia Normative References

Cerf, V., “chat con camaras y microfono gratis”, STD 80, RFC 20, so finden sie den richtigen partner, October 1969, <beste gratis dating site>.
Bradner, S., “free dating site best”, BCP 14, RFC 2119, chat gratis veracruz sin registro, March 1997, <chat gratis veracruz puerto>.
Freed, N. and J. Postel, “chat gratis minatitlan veracruz”, BCP 19, RFC 2978, chat gratis veracruz ver, October 2000, <chat gratis veracruz gay>.
Yergeau, F., “chat gratis veracruz vip”, STD 63, RFC 3629, chat gratis veracruz mexico, November 2003, <chat gratis veracruz llave>.
Berners-Lee, T., Fielding, R., and L. Masinter, “chat mas de 30”, STD 66, RFC 3986, chat gratis net de 13 a 18, January 2005, <chat gratis net colombia>.
Crocker, D., Ed. and P. Overell, “chat argentina”, STD 68, RFC 5234, chat gratis net chile, January 2008, <chat mexico>.
Phillips, A., Ed. and M. Davis, Ed., “chat gratis net mas de 50”, BCP 47, RFC 5646, chat gratis .net español, September 2009, <chat gratis sin registrarse>.
Fielding, R., Ed. and J. Reschke, Ed., “chat gratis sin registros ni java”, RFC 7230, chat gratis sin registro colombia, June 2014, <chat gratis sin registro en usa>.
Fielding, R., Ed. and J. Reschke, Ed., “chat gratis sin registro mas de 40”, RFC 7231, chat gratis sin registros en mexico, June 2014, <chat gratis sin registros españa>.

chat gratis sin registros libre Informative References

RFC Errata, chat para movil gratis alicante, October 2009, <chat gratis orihuela alicante>.
International Organization for Standardization, “Information technology -- 8-bit single-byte coded graphic character sets -- Part 1: Latin alphabet No. 1”, ISO/IEC 8859-1:1998, 1998.
Freed, N. and N. Borenstein, “chat gratis alicante elche”, RFC 2045, chat gratis provincia alicante, November 1996, <chat gratis alicante terra>.
Moore, K., “terra chat gratis de alicante”, RFC 2047, chat cristiano alicante gratis, November 1996, <chat gratis alicante mas de 40>.
Freed, N. and K. Moore, “chat gratis web senza registrazione”, RFC 2231, chat gratis web en español, November 1997, <chat gratis web portugues>.
Alvestrand, H., “chat gratis napoli e provincia”, BCP 18, RFC 2277, chat gratis napoli senza registrazione, January 1998, <chat gratis napoli e dintorni>.
Fielding, R., Gettys, J., Mogul, J., Frystyk, H., Masinter, L., Leach, P., and T. Berners-Lee, “chat gratis napoli over 40”, RFC 2616, free chat random mnogo, June 1999, <free chat random strangers>.
Reschke, J., “chatroulette free chat random”, RFC 5987, free chat random roulette, August 2010, <chat random free web>.
Nottingham, M., “chat gratis con videollamada”, RFC 5988, chat gratis videollamada, October 2010, <chat gratis video senza registrazione>.
Reschke, J., “chat gratis videocamara argentina”, RFC 6266, chat video gratis colombia, June 2011, <chat gratis de valparaiso chile>.
Hoffman, P. and J. Klensin, “chat gratis de chile sin registro”, BCP 166, RFC 6365, chat gratis de concepcion chile, September 2011, <chat gratis de chile santiago>.
Masinter, L., “el mejor chat gratis de chile”, RFC 7578, chat gratis de chile y regiones, July 2015, <latin chat gratis de chile>.
Shekh-Yusef, R., Ed., Ahrens, D., and S. Bremer, “chat gratis de chile con camara”, RFC 7616, chat gratis la paz bcs, September 2015, <chat gratis la paz baja california sur>.
WhatWG, “chat la paz gratis zona”, <chat gratis la paz los cabos>.

chat la paz gratis gente hispana salas de chat gratis la paz bolivia

free romance chat rooms This section summarizes the changes compared to [RFC5987]:chat gratis sin registro en la paz

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free romantic chat online The encoding defined in this document currently is used for three different HTTP header fields:chat gratis lima adolescentes

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free romantic chat without registration Since the publication of [RFC5987], three more popular desktop user agents have added support for this encoding; see <chat gratis lima miraflores> for details. At this time, the current versions of all major desktop user agents support gratis lima comas

free online indian romantic chat Note that the implementation in Internet Explorer 9 does not support the ISO-8859-1 character encoding; this document revision acknowledges that UTF-8 is sufficient for expressing all code points, and removes the requirement to support gratis lima de mas de 50

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chat gratis chatear con amigos en español Editorial changes; introducing non-ASCII characters into author's address, acknowledgements, and gratis vigo pontevedra

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chat gratis libera senza registrazione chat libera gratis over 40

chat gratis sin registrarse en español y hacer amigos RFC 2388 -> RFC gratis e libera

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chats gratis latinoamericanos

chat móvil gratis sin registro Thanks to Martin Dürst and Frank Ellermann for help figuring out ABNF details, to Graham Klyne and Alexey Melnikov for general review, to Chris Newman for pointing out an RFC 2231 incompatibility, and to Benjamin Carlyle, Roar Lauritzsen, Eric Lawrence, and James Manger for implementer's gratis bogota latinoamerica

chat gratis ingles español Furthermore thanks to the members of the IETF HTTP Working Group for the feedback specific to this update of RFC chat apps like kik

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chat italiano gratis sin registro contactar hacer amigos Julian F. Reschke
greenbytes GmbH
Hafenweg 16
Münster, NW 48155
Email: chat free web online
URI: chat gratis ecuador cuenca