Re: [rtcweb] Opsdir telechat review of draft-ietf-rtcweb-fec-08
Justin Uberti <juberti@google.com> Sat, 23 February 2019 00:46 UTC
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From: Justin Uberti <juberti@google.com>
Date: Fri, 22 Feb 2019 16:45:55 -0800
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<j.schoenwaelder@jacobs-university.de>
Cc: ops-dir@ietf.org, draft-ietf-rtcweb-fec.all@ietf.org,
RTCWeb IETF <rtcweb@ietf.org>, IETF discussion list <ietf@ietf.org>
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Subject: Re: [rtcweb] Opsdir telechat review of draft-ietf-rtcweb-fec-08
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On Tue, Feb 12, 2019 at 11:57 PM Jürgen Schönwälder < j.schoenwaelder@jacobs-university.de> wrote: > Reviewer: Jürgen Schönwälder > Review result: Has Nits > > I have reviewed this document and I did not find any issues that are > affect the operations of networks (except that FEC requires more > bandwidth and that it may not help much or even make things worse if > bandwidth is the cause of packet loss, which is explained in the > document). > > While reading the document, I wrote down the following notes that the > editor may take into account when revising the document: > > - in 3.1, expland SSRC on first usage and say that this is about > sending streams over RTP somewhere early on (I assume this is > implied by using the term WebRTC but for outsiders like me it may > help to be more specific). > Acknowledged. > > - To what extend is this document WebRTC specific? Do the requirements > also apply if I use RTP without a WebRTC context? If so, should the > title rather say "RTP Forward Error Correction Requirements"? Well, > section 6 may be WebRTC specific but that section just says that > nothing is being recommended, so the recommendations are really all > about FEC usage over RTP as far as I can tell (as an outsider). > This document indicates what mechanisms WebRTC implementations should support, so while the recommendations could also be applied to non-WebRTC endpoints, that is not the focus of the document. > - stylistic: I am not a big fan of using citations like '[RFC2198]' as > ordinary words or nouns, it makes text difficult to follow unless > you know the RFC numbers by heart and your brain translates them > back to something meaningful on the fly. This makes texts more > difficult to read for outsiders. Example: > > This mechanism is similar to the > [RFC2198] mechanism described above. > > I prefer this: > > This mechanism is similar to the > redundant encoding mechanism described above. > > There are couple of such usages of [RFCXXXX] in the document > OK. - add reference for PCMU > OK. Reminder to self, RFC 5391.
- [rtcweb] Opsdir telechat review of draft-ietf-rtc… Jürgen Schönwälder
- Re: [rtcweb] Opsdir telechat review of draft-ietf… Justin Uberti