Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01.txt

[Shida Schubert <[e-mail]>]

Folks;

 Any feedback on Varun’s question below? 

 Shida as co-chair

> On Feb 28, 2015, at 2:47 PM, Varun Singh <[e-mail]> wrote:
> 
> Hi all,
> 
> The -01 draft incorporates the changes discussed at IETF 91.
> - new registry defined for WebRTC Statistics API
> - added the SR and RR metrics, which were earlier in draft-alvestrand-rtcweb-stats-registry
> - changed the TitleCased identifiers to camelCase, to keep consistency with the W3C document.
> 
> OPEN ISSUE (burst metrics):
> The document currently defines two sets of burst metrics
> - Section 6.7: Reports cumulative packets in a burst and the corresponding burst counts. 
> - Section 6.8.: Reports the average fraction of packets lost in a burst/gap.
> 
> From section 6.7, we can infer the average burst of packet loss/discards by dividing the total_packets_lost_in_burst/burst_count.
> >From section 6.8, we can infer the impact of the burst packet loss, i.e., total_burst_loss/totel_expected_packets/burst_count
> 
> Do we keep both? or pick one?
> 
> Thoughts and comments on the open issue and the document in general are appreciated.
> 
> Regards,
> Varun (on behalf of the authors)
> 
> 
> 
> 
> 
> 
> On Sat, Feb 28, 2015 at 7:22 PM, <[e-mail] <mailto:[e-mail]>> wrote:
> >
> > A New Internet-Draft is available from the on-line Internet-Drafts directories.
> > This draft is a work item of the Metric Blocks for use with RTCP's Extended Report Framework Working Group of the IETF.
> >
> > Title : Considerations for Selecting RTCP Extended Report (XR) Metrics for the WebRTC Statistics API
> > Authors : Varun Singh
> > Rachel Huang
> > Roni Even
> > Dan Romascanu
> > Lingli Deng
> > Filename : draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01.txt
> > Pages : 17
> > Date : 2015-02-28
> >
> > Abstract:
> > This document describes monitoring features related to media streams
> > in Web real-time communication (WebRTC). It provides a list of RTCP
> > Sender Report, Receiver Report and Extended Report metrics, which may
> > need to be supported by RTP implementations in some diverse
> > environments. It also defines a new IANA registry, a list of
> > identifiers for the WebRTC's statistics API. These identifiers are a
> > set of RTCP SR, RR, and XR metrics related to the transport of
> > multimedia flows.
> >
> >
> > The IETF datatracker status page for this draft is:
> > https://datatracker.ietf.org/doc/draft-ietf-xrblock-rtcweb-rtcp-xr-metrics/ <https://datatracker.ietf.org/doc/draft-ietf-xrblock-rtcweb-rtcp-xr-metrics/>
> >
> > There's also a htmlized version available at:
> > http://tools.ietf.org/html/draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01 <http://tools.ietf.org/html/draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01>
> >
> > A diff from the previous version is available at:
> > http://www.ietf.org/rfcdiff?url2=draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01 <http://www.ietf.org/rfcdiff?url2=draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01>
> >
> >
> > Please note that it may take a couple of minutes from the time of submission
> > until the htmlized version and diff are available at tools.ietf.org <http://tools.ietf.org/>.
> >
> > Internet-Drafts are also available by anonymous FTP at:
> > ftp://ftp.ietf.org/internet-drafts/ <ftp://ftp.ietf.org/internet-drafts/>
> >
> > _______________________________________________
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> > https://www.ietf.org/mailman/listinfo/xrblock <https://www.ietf.org/mailman/listinfo/xrblock>
> 
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