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Re: [MMUSIC] [Errata Held for Document Update] RFC4566 (4903)

Christer Holmberg <christer.holmberg@ericsson.com> Wed, 03 April 2024 10:49 UTC

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From: Christer Holmberg <christer.holmberg@ericsson.com>
To: "block.rxckin.beats@gmail.com" <block.rxckin.beats@gmail.com>, "M.Handley@cs.ucl.ac.uk" <M.Handley@cs.ucl.ac.uk>, "van@packetdesign.com" <van@packetdesign.com>, "csp@csperkins.org" <csp@csperkins.org>
CC: "orie@transmute.industries" <orie@transmute.industries>, "iesg@ietf.org" <iesg@ietf.org>, "mmusic@ietf.org" <mmusic@ietf.org>
Thread-Topic: [MMUSIC] [Errata Held for Document Update] RFC4566 (4903)
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Date: Wed, 03 Apr 2024 10:48:55 +0000
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Subject: Re: [MMUSIC] [Errata Held for Document Update] RFC4566 (4903)
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Hi,

RFC 4566 has been obsoleted by RFC 8866, in which the errata has been 
corrected.

Regards,

Christer

> -----Original Message-----
> From: mmusic <mmusic-bounces@ietf.org> On Behalf Of RFC Errata System
> Sent: Monday, 1 April 2024 22.53
> To: block.rxckin.beats@gmail.com; M.Handley@cs.ucl.ac.uk;
> van@packetdesign.com; csp@csperkins.org
> Cc: orie@transmute.industries; iesg@ietf.org; mmusic@ietf.org; rfc-
> editor@rfc-editor.org
> Subject: [MMUSIC] [Errata Held for Document Update] RFC4566 (4903)
>
> The following errata report has been held for document update for RFC4566,
> "SDP: Session Description Protocol".
>
> --------------------------------------
> You may review the report below and at:
> https://eur02.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.r
> fc-
> editor.org%2Ferrata%2Feid4903&data=05%7C02%7Cchrister.holmberg%40er
> icsson.com%7C1b347fc5606943df14bd08dc52855e3d%7C92e84cebfbfd47ab
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> qAG80%2FEl0UGdsjW8%3D&reserved=0
>
> --------------------------------------
> Status: Held for Document Update
> Type: Technical
>
> Reported by: Jxck <block.rxckin.beats@gmail.com> Date Reported: 2017-01-
> 12 Held by: Orie Steele (IESG)
>
> Section: 9
>
> Original Text
> -------------
>    ; SDP Syntax
>    session-description = proto-version
>                          origin-field
>                          session-name-field
>                          information-field
>                          uri-field
>                          email-fields
>                          phone-fields
>                          connection-field
>                          bandwidth-fields
>                          time-fields
>                          key-field
>                          attribute-fields
>                          media-descriptions
>
>    connection-field =    [%x63 "=" nettype SP addrtype SP
>                          connection-address CRLF]
>                          ;a connection field must be present
>                          ;in every media description or at the
>                          ;session-level
>
>    media-descriptions =  *( media-field
>                          information-field
>                          *connection-field
>                          bandwidth-fields
>                          key-field
>                          attribute-fields )
>
>
> Corrected Text
> --------------
>    ; SDP Syntax
>    session-description = proto-version
>                          origin-field
>                          session-name-field
>                          information-field
>                          uri-field
>                          email-fields
>                          phone-fields
>                          [connection-field]
>                          bandwidth-fields
>                          time-fields
>                          key-field
>                          attribute-fields
>                          media-descriptions
>
>    connection-field =    %x63 "=" nettype SP addrtype SP
>                          connection-address CRLF
>                          ;a connection field must be present
>                          ;in every media description or at the
>                          ;session-level
>
>    media-descriptions =  *( media-field
>                          information-field
>                          *connection-field
>                          bandwidth-fields
>                          key-field
>                          attribute-fields )
>
>
> Notes
> -----
> in BNF of SDP,
> connection-field itself is optional [0, 1], but media-description has 
> multiple
> [0,) connection-field.
> it seems conflict, because multiple of optional fields doesn't finish 
> because
> multiple filed can't find when to end.
>
> so change connection-field itself not optional (remove []) and, replace
> session-descriptions connection-field as optional.
>
> --------------------------------------
> RFC4566 (draft-ietf-mmusic-sdp-new-26)
> --------------------------------------
> Title               : SDP: Session Description Protocol
> Publication Date    : July 2006
> Author(s)           : M. Handley, V. Jacobson, C. Perkins
> Category            : PROPOSED STANDARD
> Source              : Multiparty Multimedia Session Control RAI
> Stream              : IETF
> Verifying Party     : IESG
>
> _______________________________________________
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