Re: [bfcpbis] Updates to draft-ietf-bfcpbis-rfc4583bis required to enable ICE

Tom Kristensen <2mkristensen@gmail.com> Sun, 02 July 2017 14:48 UTC

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From: Tom Kristensen <2mkristensen@gmail.com>
Date: Sun, 02 Jul 2017 16:48:27 +0200
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To: "Charles Eckel (eckelcu)" <eckelcu@cisco.com>
Cc: Roman Shpount <rshpount@turbobridge.com>, "Tom Kristensen (tomkrist)" <tomkrist@cisco.com>, Tom Kristensen <tomkri@ifi.uio.no>, "bfcpbis@ietf.org" <bfcpbis@ietf.org>, Gonzalo Camarillo <Gonzalo.Camarillo@ericsson.com>, "Paul E. Jones" <paulej@packetizer.com>, Christer Holmberg <christer.holmberg@ericsson.com>, Mary Barnes <mary.ietf.barnes@gmail.com>
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Subject: Re: [bfcpbis] Updates to draft-ietf-bfcpbis-rfc4583bis required to enable ICE
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A new draft version of the draft (!) is about to be committed. I do believe
all the issues in this thread are considered and handled.

Please, verify if you have time.

Diff to previous version:
https://tools.ietf.org/rfcdiff?url1=draft-ietf-bfcpbis-rfc4583bis-16.txt&url2=http://ellevilla.it/tmp/draft-ietf-bfcpbis-rfc4583bis-17.txt

This about to be the new version:
http://ellevilla.it/tmp/draft-ietf-bfcpbis-rfc4583bis-17.txt

-- Tom


On 6 April 2017 at 21:26, Charles Eckel (eckelcu) <eckelcu@cisco.com> wrote:

> Please see inline with [cue].
>
>
>
> *From: *Roman Shpount <rshpount@turbobridge.com>
> *Date: *Thursday, April 6, 2017 at 11:16 AM
> *To: *Tom Kristensen <2mkristensen@gmail.com>
> *Cc: *Charles Eckel <eckelcu@cisco.com>, Tom Kristensen <
> tomkrist@cisco.com>, Tom Kristensen <tomkri@ifi.uio.no>, "bfcpbis@ietf.org"
> <bfcpbis@ietf.org>, Gonzalo Camarillo <Gonzalo.Camarillo@ericsson.com>,
> Paul Jones <paulej@packetizer.com>, Christer Holmberg <
> christer.holmberg@ericsson.com>, Mary Barnes <mary.ietf.barnes@gmail.com>
> *Subject: *Re: [bfcpbis] Updates to draft-ietf-bfcpbis-rfc4583bis
> required to enable ICE
>
>
>
> On Thu, Apr 6, 2017 at 10:58 AM, Tom Kristensen <2mkristensen@gmail.com>
> wrote:
>
> On 2 March 2017 at 23:14, Roman Shpount <rshpount@turbobridge.com> wrote:
>
> 1. In Section 3, we need to define an additional proto field value:
> TCP/DTLS/BFCP, which is realized by running BFCP on top of DTLS as descibed
> in this specification and running DTLS on top of TCP is realized using the
> framing method defined in RFC4571, with DTLS packets being sent and
> received instead of RTP/RTCP packets using the shim defined in RFC4571 so
> that length field defined in RFC4571 precedes each DTLS message. All
> sections of the document should be updated to include the TCP/DTLS/BFCP
> transport.
>
>
>
> This was questioned by Charles and I agree with the conclusion, backwards
> and forward compliancy is good although confusing/differing "syntax".
>
>
>
> I am not sure if this means you want to change this somehow or that you
> are going to update the draft with TCP/DTLS/BFCP. I agree that the syntax
> is not ideal but it is in line with other documents such as dtls-sdp or
> sctp-sdp.
>
>
>
> [cue] I believe this was meant to express agreement with the consensus
> that while not perfect, adding TCP/DTLS/BFCP to the draft is the best of
> the alternatives explored.
>
>
>
> Cheers,
>
> Charles
>
>
>
> The id-nits checker made me aware of RFC 8122 obsoleting RFC 4572, I
> reckon the additions necessary from the draft-ietf-mmusic-4572-update is
> covered in the new RFC 8122 or not?
>
>
>
> draft-ietf-mmusic-4572-update is now published as RFC 8122, so references
> to RFC 4572 should be updated to RFC 8122
>
>
>
> The rest sounds good.
>
>
>
> When you publish the updated version I will review and provide comments. I
> will also sync comments which were made against the ICE Considerations
> section of sctp-sdp with your draft.
>
>
>
> Regards,
>
> _____________
>
> Roman Shpount
>



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