Re: [AVTCORE] [Editorial Errata Reported] RFC3611 (4386)

"Ben Campbell" <ben@nostrum.com> Mon, 03 August 2015 20:26 UTC

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From: "Ben Campbell" <ben@nostrum.com>
To: "Magnus Westerlund" <magnus.westerlund@ericsson.com>
Date: Mon, 03 Aug 2015 15:26:00 -0500
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Cc: caceres@watson.ibm.com, robert.cole@jhuapl.edu, ksarac@utdallas.edu, alan@telchemy.com, duffield@research.att.com, tong_zhou@cable.comcast.com, avt@ietf.org, khedayat@brixnet.com, timur.friedman@lip6.fr, almeroth@cs.ucsb.edu
Subject: Re: [AVTCORE] [Editorial Errata Reported] RFC3611 (4386)
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I concur, and made the update.

Thanks!

Ben.

On 23 Jul 2015, at 3:56, Magnus Westerlund wrote:

> Hi,
>
> Thanks for reporting this Errata. I have done a personal estimation of 
> this errata. The report is correct that there are only 63 packets in 
> the vector. However, reviewing the example I don't see that any point 
> of the example is lost or being confused by this. Because of this I 
> would suggest that this Errata is moved into
>
> Hold for Document update
>
> Feedback on this is appreciated.
>
> Cheers
>
> Magnus Westerlund
> (Chair)
>
> Den 2015-06-03 kl. 21:13, skrev RFC Errata System:
>> The following errata report has been submitted for RFC3611,
>> "RTP Control Protocol Extended Reports (RTCP XR)".
>>
>> --------------------------------------
>> You may review the report below and at:
>> http://www.rfc-editor.org/errata_search.php?rfc=3611&eid=4386
>>
>> --------------------------------------
>> Type: Editorial
>> Reported by: Tong Zhou <tong_zhou@cable.comcast.com>
>>
>> Section: 4.7.2
>>
>> Original Text
>> -------------
>> For example, a 1 denotes a received packet, 0 a lost packet, and X a
>> discarded packet in the following pattern covering 64 packets:
>>
>>    11110111111111111111111X111X1011110111111111111111111X111111111
>>    |---------gap----------|--burst---|------------gap------------|
>>
>> The burst consists of the twelve packets indicated above, starting at
>> a discarded packet and ending at a lost packet.  The first gap starts
>> at the beginning of the session and the second gap ends at the time
>> of the report.
>>
>> If the packet spacing is 10 ms and the Gmin value is the recommended
>> value of 16, the burst duration is 120 ms, the burst density 0.33,
>> the gap duration 230 ms + 290 ms = 520 ms, and the gap density 0.04.
>>
>> Corrected Text
>> --------------
>> For example, a 1 denotes a received packet, 0 a lost packet, and X a
>> discarded packet in the following pattern covering 64 packets:
>>
>>    11110111111111111111111X111X1011110111111111111111111X1111111111
>>    |---------gap----------|--burst---|------------gap------------|
>>
>> The burst consists of the twelve packets indicated above, starting at
>> a discarded packet and ending at a lost packet.  The first gap starts
>> at the beginning of the session and the second gap ends at the time
>> of the report.
>>
>> If the packet spacing is 10 ms and the Gmin value is the recommended
>> value of 16, the burst duration is 120 ms, the burst density 0.33,
>> the gap duration 230 ms + 290 ms = 520 ms, and the gap density 0.04.
>>
>> Notes
>> -----
>> The pattern in the example shows 63 packets rather than 64. Added a 
>> "1" at the end. Another option is to keep the pattern unchanged, and 
>> redo the math.
>>
>> Instructions:
>> -------------
>> This erratum is currently posted as "Reported". If necessary, please
>> use "Reply All" to discuss whether it should be verified or
>> rejected. When a decision is reached, the verifying party (IESG)
>> can log in to change the status and edit the report, if necessary.
>>
>> --------------------------------------
>> RFC3611 (draft-ietf-avt-rtcp-report-extns-06)
>> --------------------------------------
>> Title               : RTP Control Protocol Extended Reports (RTCP XR)
>> Publication Date    : November 2003
>> Author(s)           : T. Friedman, Ed., R. Caceres, Ed., A. Clark, 
>> Ed.
>> Category            : PROPOSED STANDARD
>> Source              : Audio/Video Transport
>> Area                : Real-time Applications and Infrastructure
>> Stream              : IETF
>> Verifying Party     : IESG
>>
>>
>
>
> -- 
>
> Magnus Westerlund
>
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