Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-use-cases-and-requirements-12
"Tirumaleswar Reddy (tireddy)" <tireddy@cisco.com> Tue, 21 January 2014 09:18 UTC
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From: "Tirumaleswar Reddy (tireddy)" <tireddy@cisco.com>
To: Magnus Westerlund <magnus.westerlund@ericsson.com>, Parthasarathi R <partha@parthasarathi.co.in>, "'Chenxin (Xin)'" <hangzhou.chenxin@huawei.com>, "'Hutton, Andrew'" <andrew.hutton@unify.com>, 'Christer Holmberg' <christer.holmberg@ericsson.com>, "rtcweb@ietf.org" <rtcweb@ietf.org>
Thread-Topic: [rtcweb] Query/Comment on draft-ietf-rtcweb-use-cases-and-requirements-12
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Date: Tue, 21 Jan 2014 09:18:10 +0000
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Subject: Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-use-cases-and-requirements-12
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> -----Original Message----- > From: rtcweb [mailto:rtcweb-bounces@ietf.org] On Behalf Of Magnus > Westerlund > Sent: Monday, January 20, 2014 3:29 PM > To: Parthasarathi R; 'Chenxin (Xin)'; 'Hutton, Andrew'; 'Christer Holmberg'; > rtcweb@ietf.org > Subject: Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-use-cases-and- > requirements-12 > > Hi Partha, > > > On 2014-01-18 19:18, Parthasarathi R wrote: > > Hi Magnus, > > > > I have trouble in the usage of TURN instead of media relay server in > > the requirement document as TURN is the solution and not the > requirement. > > Noted, I like to get more input from the WG if they think this should be > changed to use media relay. > > > > > ICE-TCP and TURN server are two different relay mechanism whenever > > browser is not possible to transport the media in UDP. > > My personal opinion is that the above is incorrect statement. I believe you > may be able to realize a higher layer gateway using ICE-TCP. But ICE TCP per > say is not a relay mechanism. To my understanding the core part of ICE-TCP > is the establishment of an end-to-end TCP connection between the ICE > agents. I also note that with our current transport stacks you still need a > framing on top of the TCP connection to realize the datagrams that carries > the RTP or DTLS packets. > > TURN server is good in case > > of browser-to-browser scenario wherein ICE-TCP is preferred approach > > for browser-to-webrtc gateway. The related mail thread is discussed in > > PNTAW as > > http://www.ietf.org/mail-archive/web/pntaw/current/msg00185.html. So, > > I preferred to have the separate requirement as discussed in this mail > > thread which leads to the conclusion as part of PNTAW alias discussion. > Please let me know your opinion on the same. > > I personally are uncertain if there exist any need for changing the use-case > and requirements draft. I would like to note the following text in the use-case > and requirements draft: > > This document was developed in an initial phase of the work with > rather minor updates at later stages. It has not really served as a > tool in deciding features or scope for the WGs efforts so far. It is > proposed to be used in a later phase to evaluate the protocols and > solutions developed by the WG. > > So, I believe the basic NAT/FW requirement exist. It might be to solution > focused in its description. However, it is also clear that we have a number of > solution parts that exist beyond the requirements. Yes, there could other solutions to solve the FW problem for example by using PCP (http://tools.ietf.org/search/draft-penno-rtcweb-pcp-00#section-3.1) -Tiru. > > So, I still see need WG participants to provide feedback on this to determine > if there exist any consensus to modify the use-case document or not. > > Cheers > > Magnus Westerlund > > ---------------------------------------------------------------------- > Services, Media and Network features, Ericsson Research EAB/TXM > ---------------------------------------------------------------------- > Ericsson AB | Phone +46 10 7148287 > Färögatan 6 | Mobile +46 73 0949079 > SE-164 80 Stockholm, Sweden | mailto: magnus.westerlund@ericsson.com > ---------------------------------------------------------------------- > > _______________________________________________ > rtcweb mailing list > rtcweb@ietf.org > https://www.ietf.org/mailman/listinfo/rtcweb
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Parthasarathi R
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Tirumaleswar Reddy (tireddy)
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Parthasarathi R
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Tirumaleswar Reddy (tireddy)
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Tirumaleswar Reddy (tireddy)
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Stefan Håkansson LK
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Parthasarathi R
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Parthasarathi R
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Simon Perreault
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Simon Perreault
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Karl Stahl
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Parthasarathi R
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Parthasarathi R
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Simon Perreault
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Cb B
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Parthasarathi R
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Magnus Westerlund
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Parthasarathi R
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Magnus Westerlund
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Tirumaleswar Reddy (tireddy)
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Stefan Håkansson LK
- Re: [rtcweb] Query/Comment on draft-ietf-rtcweb-u… Magnus Westerlund