Re: [rtcweb] Scope of SDP m= line 'webrtc-datachannel'
Flemming Andreasen <fandreas@cisco.com> Mon, 22 April 2019 19:08 UTC
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To: Christer Holmberg <christer.holmberg@ericsson.com>, "mmusic@ietf.org" <mmusic@ietf.org>, "rtcweb@ietf.org" <rtcweb@ietf.org>, "clue@ietf.org" <clue@ietf.org>
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From: Flemming Andreasen <fandreas@cisco.com>
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Date: Mon, 22 Apr 2019 15:08:34 -0400
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Subject: Re: [rtcweb] Scope of SDP m= line 'webrtc-datachannel'
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Folks Please take a look at the proposed update below and let the authors and MMUSIC chairs know if you have any concerns with this change (by April 29). Thanks -- Flemming (as MMUSIC co-chair) On 4/21/19 7:12 PM, Christer Holmberg wrote: > > Hi, > > I am cross-posting this on multiple list, to make people aware of the > issue. However, I ask that any comments and discussions take place on > the MMUSIC list only. > > I found the following statement in section 4.5 of > draft-ietf-mmusic-sctp-sdp: > > “NOTE: 'webrtc-datachannel' indicates the WebRTC Data Channel > > Establishment Protocol defined in [I-D.ietf-rtcweb-data-protocol].” > > In addition, in the IANA registration of ‘webrtc-datachannel’ (section > 15.3), draft-ietf-rtcweb-data-protocol is referenced. > > To refresh everyone, draft-ietf-rtcweb-data-protocol defines DCEP (the > inband protocol for handling WebRTC Data Channels), and > ‘webrtc-datachannel’ is used in the SDP m= line when establishing an > SCTP association for such channel. > > However, both draft-ietf-mmusic-datachannel-sdp-neg and > draft-ietf-clue-data-channel use ‘webrtc-datachannel’ in the “m=” > line, and those drafts do not use DCEP. > > My suggestion to fix this is to modify the text in > draft-ietf-mmusic-sctp-sdp, to always use ‘webrtc-datachannel’ for > WebRTC Data Channels – no matter whether DCEP is used or not. > > I have created a pull request: > > https://github.com/cdh4u/draft-sctp-sdp/pull/15 > > Regards, > > Christer > > > _______________________________________________ > rtcweb mailing list > rtcweb@ietf.org > https://www.ietf.org/mailman/listinfo/rtcweb
- [rtcweb] Scope of SDP m= line 'webrtc-datachannel' Christer Holmberg
- Re: [rtcweb] Scope of SDP m= line 'webrtc-datacha… Flemming Andreasen