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To: "ppsp@ietf.org" <ppsp@ietf.org>
Thread-Topic: [ppsp] 2 Comments on PPSP-TP
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Date: Thu, 1 Oct 2015 09:19:34 +0000
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Subject: [ppsp]  2 Comments on PPSP-TP
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Thread-Topic: No meeting in 94th IETF?
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<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Hi all,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">According to preliminary agenda=
 for 94<sup>th</sup> IETF meeting, there is no schedule for PPSP WG meeting=
.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><a href=3D"https://datatracker.=
ietf.org/meeting/94/agenda.html">https://datatracker.ietf.org/meeting/94/ag=
enda.html</a><o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">No plan for WG meeting?<o:p></o=
:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Regards,..<o:p></o:p></span></p=
>
<p class=3D"MsoNormal"><span lang=3D"EN-US">W.Hyun<o:p></o:p></span></p>
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From: "Huangyihong (Rachel)" <rachel.huang@huawei.com>
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Thread-Topic: [ppsp]  2 Comments on PPSP-TP
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Subject: Re: [ppsp] 2 Comments on PPSP-TP
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--_000_51E6A56BD6A85142B9D172C87FC3ABBB86438E56nkgeml501mbschi_--


From nobody Wed Oct 14 12:26:53 2015
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----------------------------------------------------------------------
DISCUSS:
----------------------------------------------------------------------


6.2 - can you explain to me how the overall protection
against pollution works? I'm not quite following it and am
concerned that it may be lacking. But that may just be me
forgetting how this ties together with rfc7574.


----------------------------------------------------------------------
COMMENT:
----------------------------------------------------------------------

- I-D nits notes a bunch of missing reference entries, e.g.
for RFC6972 as well as 6 others. Probably some xml2rfc
issue.

- intro: last para (just before 1.1) puzzles me. Not sure
why it''s there.

- intro: why is there no mention of Bit Torrent? This seems
to be the same design for the same purpose, and BT is in
widespread use so not explaining the relationship seems a
bit odd. 5.1.2 seems to be plain silly in that light, while
BT is not a "standard" that is irrelevant - it has been
widely deploy and migration from BT to this, or
co-existence, would seem critical to the success of this
effort.

- RFC2616 is obsoleted.

- 6.1: I agree with Katheen's discuss, a MUST use TLS is
needed here really and just reflects reality and is not an
additioanl consideration. It is needed for clarity though.

- 6.2: Given the history of spoofing in BT I wondered why
there is no object level origin auth defined here. 

- I also agree with Ben's discuss.



From nobody Wed Oct 14 21:31:09 2015
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----------------------------------------------------------------------
DISCUSS:
----------------------------------------------------------------------

You use RFC 2616 as a reference for HTTP 1.1, but that's obsolete, and
the current reference should be RFC 7230 for the general references and
RFC 7231, Section 3.1.1.5 for Content-Type (the citation in Section 4
here).  The Security Considerations section should cite both 7230 and
7231.

-- Section 3.1 --

   A JSON object consists of name/value pairs.  The JSON names of the
   pairs are indicated with "".

I don't find the meaning of the second sentence to understandable at all.
 What are you trying to say?

-- Subsections of 3.2 --
Where are the semantics of the string values, such as "HIGH", "NORMAL",
and "LOW", defined?

-- Section 4 --

   For deployment scenarios where Peer (Client) authentication is
   desired at the Tracker, HTTP Digest Authentication MUST be supported,
   with TLS Client Authentication as the preferred mechanism, if
   available.

You need a normative reference to RFC 7616 for HTTP Digest
Authentication, and a citation here.

-- Section 4.1.1.1 --
Please re-check your examples carefully, and pass them through a JSON
validator.  In the first example, for instance, the Content-Length value
is wrong and the "transaction_id" member is missing its ":".  The third
example uses "TransactionID" instead of "transaction_id" for the member
name.

Be careful during AUTH48 that you re-check this, including making sure
that any Content-Length values are still correct after all the editing.


----------------------------------------------------------------------
COMMENT:
----------------------------------------------------------------------

Is the definition give for "LEECH" sufficient?:

   LEECH:  A Peer that has not yet completed the transfer of all Chunks
   of the media content.

I don't think "completed the transfer" is clear enough, and "transfer"
can be outbound or inbound.  Would something like "A Peer that has not
yet received all chunks of the media content, and therefore can't be used
to share the content," be better?  And isn't it possible for a peer to
share the chunks that it has, even if it doesn't have all of the chunks?

You do seem inconsistent with capitalization of terms ("SEEDER" and
"Seeder", "LEECH" and "Leech", "SWARM and "Swarm" and "swarm").  You
should fix that -- readers often find it confusing, and the RFC Editor
will ask you about it during AUTH48.

-- Section 1.2.1 --
I don't understand the meaning of "[Peer Protocol]" in front of list
items 3, 4, and 5.  Why's it there?  And if you're going to leave it
there, I think you might do better to find notation that doesn't look
like how we write reference citations.

-- Section 2.2 --

   Requests are sent, and responses returned to these requests.  A
   single request generates a single response (neglecting fragmentation
   of messages in transport).

The word "neglecting" can make this ambiguous -- it can be taken to mean
that fragmentation can't happen.  It might be better to say it this way:

NEW
   Requests are sent, and responses returned to these requests.  A
   single request generates a single response (though both requests
   and responses can be subject to fragmentation of messages in
   transport).
END

-- Section 4.3 --

   If the peer fails to read the tracker response, the same Request with
   identical content, including the same transaction_id, SHOULD be
   repeated, if the condition is transient.

...and...

   The tracker SHOULD be prepared to receive a Request with a repeated
   transaction_id.

Given the first paragraph, why isn't the SHOULD in the second one a
MUST?

In the list of error responses, why are some of them MUST and others
SHOULD?

-- Section 4.4 --
There are no JSON things called "fields".  Objects have "members" and
arrays have "elements".  I think you mean to use "members" in this
section.

-- Section 7 --

   Additionally, a designer MUST remember that extensions themselves MAY
   also be extensible.

The "MAY" shouldn't be a 2119 key word, and should be changed to lower
case.

-- Section 8.1 --
This is not defining a registry; it's making a registration in the media
types registry.  We no longer use the term "MIME type", so please change
the title to "Media type registration", and change the first paragraph:

OLD
   This document defines registry for application/ppsp-tracker+json
   media types.
NEW
   This document registers the application/ppsp-tracker+json
   media type.
END

You also use "MIME type" in the "File extension" information (you can
actually just change that to "n/a").  And you haven't updated the
registration template to the latest one specified in RFC 6838 -- there's
a new "Fragment identifier considerations" item (which can just be "n/a"
also, but please add it).

-- Section 10 --
Some of your informative references are for required functions, and
should be normative.  In particular, RFC 2616 needs to be changed to 7230
and 7231 (see above) and needs to be normative.  2818 and 5246 should be
normative.  3986 and 5952 tell you how to encode IP addresses, and should
be normative.



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Thread-Topic: [ppsp] Regarding clause "2.3.2 error conditios" in PPSP-TP
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Subject: [ppsp]  Regarding clause "2.3.2 error conditios" in PPSP-TP
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<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Hi all,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">I have a question regarding cla=
use 2.3.2 Error conditions.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">In sub-clause B) it says,<o:p><=
/o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal" style=3D"text-indent:15.0pt"><span lang=3D"EN-US">B)=
 At the TRACKING state (while the &quot;track timer&quot; has not expired)<=
o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
receiving a CONNECT message from that Peer ID with invalid swarm<o:p></o:p>=
</span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
actions (section 5.1) is considered an error condition.&nbsp; The<o:p></o:p=
></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;=
Tracker responds with error code Forbidden (described in<o:p></o:p></span><=
/p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
section 4.3), stops the &quot;track timer&quot;, deletes the registration,<=
o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
transitions to TERMINATE state for that Peer ID and the SM is<o:p></o:p></s=
pan></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
destroyed.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">If a peer that has already join=
ed multiple overlay networks(swarms) tries to join invalid swarm,
<br>
it looks like that the registration should be removed according to above se=
ntence.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Am I understanding right?<o:p><=
/o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">I think that such situation pro=
bably happen often, since a user may mistype or session may be removed by o=
wner.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">How about don=A1=AFt going TERM=
INATE state but just send error message for the transaction.<o:p></o:p></sp=
an></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Regards,..<o:p></o:p></span></p=
>
<p class=3D"MsoNormal"><span lang=3D"EN-US">W.Hyun<o:p></o:p></span></p>
</div>
</body>
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From: "Huangyihong (Rachel)" <rachel.huang@huawei.com>
To: =?ks_c_5601-1987?B?x/a/7Q==?= <whyun@etri.re.kr>, "ppsp@ietf.org" <ppsp@ietf.org>
Thread-Topic: [ppsp]  Regarding clause "2.3.2 error conditios" in PPSP-TP
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Date: Mon, 19 Oct 2015 09:15:29 +0000
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Subject: Re: [ppsp] Regarding clause "2.3.2 error conditios" in PPSP-TP
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<body lang=3D"ZH-CN" link=3D"#0563C1" vlink=3D"#954F72">
<div class=3D"WordSection1">
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.5pt;font-=
family:&quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1F497D">Hi Hyun,<o=
:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.5pt;font-=
family:&quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1F497D">I think yo=
u=A1=AFre right. At the TRACKING state, only when timeout the registration =
should be removed. In any other cases of the TRACKING state, including
 receiving error CONNECT, error FIND and error STAT_REPORT, &nbsp;just send=
ing response with error code. Right?
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.5pt;font-=
family:&quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1F497D">We can add=
ress it in the next version.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.5pt;font-=
family:&quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1F497D"><o:p>&nbsp=
;</o:p></span></p>
<div>
<p class=3D"MsoNormal" style=3D"text-autospace:ideograph-numeric ideograph-=
other;word-break:normal">
<span lang=3D"EN-US" style=3D"font-size:10.5pt;font-family:&quot;Calibri&qu=
ot;,&quot;sans-serif&quot;;color:#1F497D">BR,<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"text-autospace:ideograph-numeric ideograph-=
other;word-break:normal">
<span lang=3D"EN-US" style=3D"font-size:10.5pt;font-family:&quot;Calibri&qu=
ot;,&quot;sans-serif&quot;;color:#1F497D">Rachel<o:p></o:p></span></p>
</div>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.5pt;font-=
family:&quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1F497D"><o:p>&nbsp=
;</o:p></span></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
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<div>
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0cm 0cm">
<p class=3D"MsoNormal" align=3D"left" style=3D"text-align:left;text-autospa=
ce:ideograph-numeric ideograph-other;word-break:normal">
<b><span lang=3D"EN-US" style=3D"font-family:&quot;Tahoma&quot;,&quot;sans-=
serif&quot;">From:</span></b><span lang=3D"EN-US" style=3D"font-family:&quo=
t;Tahoma&quot;,&quot;sans-serif&quot;"> ppsp [mailto:ppsp-bounces@ietf.org]
<b>On Behalf Of </b>??<br>
<b>Sent:</b> Monday, October 19, 2015 4:47 PM<br>
<b>To:</b> ppsp@ietf.org<br>
<b>Subject:</b> [ppsp] Regarding clause &quot;2.3.2 error conditios&quot; i=
n PPSP-TP<o:p></o:p></span></p>
</div>
</div>
<p class=3D"MsoNormal" align=3D"left" style=3D"text-align:left"><span lang=
=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Hi all,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">I have a question regarding cla=
use 2.3.2 Error conditions.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">In sub-clause B) it says,<o:p><=
/o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal" style=3D"text-indent:15.0pt"><span lang=3D"EN-US">B)=
 At the TRACKING state (while the &quot;track timer&quot; has not expired)<=
o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
receiving a CONNECT message from that Peer ID with invalid swarm<o:p></o:p>=
</span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
actions (section 5.1) is considered an error condition.&nbsp; The<o:p></o:p=
></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;=
Tracker responds with error code Forbidden (described in<o:p></o:p></span><=
/p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
section 4.3), stops the &quot;track timer&quot;, deletes the registration,<=
o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
transitions to TERMINATE state for that Peer ID and the SM is<o:p></o:p></s=
pan></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
destroyed.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">If a peer that has already join=
ed multiple overlay networks(swarms) tries to join invalid swarm,
<br>
it looks like that the registration should be removed according to above se=
ntence.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Am I understanding right?<o:p><=
/o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">I think that such situation pro=
bably happen often, since a user may mistype or session may be removed by o=
wner.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">How about don=A1=AFt going TERM=
INATE state but just send error message for the transaction.<o:p></o:p></sp=
an></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Regards,..<o:p></o:p></span></p=
>
<p class=3D"MsoNormal"><span lang=3D"EN-US">W.Hyun<o:p></o:p></span></p>
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Thread-Topic: [ppsp] Questions on ACK message in PPPS-PP
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<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Hello all,<o:p></o:p></span></p=
>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">I have two questions regarding =
ACK message of PPSP-PP,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">[1]<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Is ACK message sent on every DA=
TA message or REQUEST message?
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Or implementation-dependent? <o=
:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">I know that it should be sent a=
fter integrity confirmation, but not sure how often it should be sent?<o:p>=
</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">As for my understanding, one RE=
QUEST message may lead to multiple DATA message.
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">In this case, one ACK should be=
 sent? or multiple ACK should be sent?
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">For example,<o:p></o:p></span><=
/p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">One REQUEST message is sent for=
 three chunks, and three DATA messages are sent accordingly.<o:p></o:p></sp=
an></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">In this case, how many ACK mess=
ages should be sent?<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">[2]<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">What happen it a peer does not =
receive ACK?
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">I would be grateful for any hel=
p. <o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Thank you.<o:p></o:p></span></p=
>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Regards,..<o:p></o:p></span></p=
>
<p class=3D"MsoNormal"><span lang=3D"EN-US">W.Hyun<o:p></o:p></span></p>
</div>
</body>
</html>

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From nobody Mon Oct 19 08:13:44 2015
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From: Barry Leiba <barryleiba@computer.org>
To: "Huangyihong (Rachel)" <rachel.huang@huawei.com>
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Subject: Re: [ppsp] Barry Leiba's Discuss on draft-ietf-ppsp-base-tracker-protocol-10: (with DISCUSS and COMMENT)
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Hi, Rachel, and thanks for addressing my comments.

>> -- Section 3.1 --
>>
>>    A JSON object consists of name/value pairs.  The JSON names of the
>>    pairs are indicated with "".
>>
>> I don't find the meaning of the second sentence to understandable at all.
>>  What are you trying to say?
>
> [Rachel]: Actually we mean name = quotation-mark *char quotation-mark.
> [RFC7159] has specified it, so how about we delete the related sentences?

Yes, that seems best; I'll have another look after you're updated the document.

>> -- Subsections of 3.2 --
>> Where are the semantics of the string values, such as "HIGH", "NORMAL",
>> and "LOW", defined?
>
> [Rachel]: Right. And I think it's hard to define any empirical value
> in this document. So how about changing the meaning of the 4 optional
> attributes to the requesting peer's status? So that concurrent_links,
> online_time, upload_bandwidth can be changed to ppsp_tp_integer_t
> type. Thus, tracker can do some peer selection based on peer's current
> status?

Your suggestion here seems fine, if you add a few words to give a
sense of what the integer value might mean (realizing that it's going
to be vague, and that vague is OK).

>> Is the definition give for "LEECH" sufficient?:
>>
>>    LEECH:  A Peer that has not yet completed the transfer of all Chunks
>>    of the media content.
>>
>> I don't think "completed the transfer" is clear enough, and "transfer"
>> can be outbound or inbound.  Would something like "A Peer that has not yet
>> received all chunks of the media content, and therefore can't be used to share
>> the content," be better?  And isn't it possible for a peer to share the chunks
>> that it has, even if it doesn't have all of the chunks?
>
> [Rachel]: A peer can share the received chunks even if it doesn't have
> all the chunks. So how about changing to "A peer that has nothing or
> has not yet received all chunks of the media content"?

That's fine; thanks.

Barry


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From: "Huangyihong (Rachel)" <rachel.huang@huawei.com>
To: Ben Campbell <ben@nostrum.com>, The IESG <iesg@ietf.org>
Thread-Topic: Ben Campbell's Discuss on draft-ietf-ppsp-base-tracker-protocol-10: (with DISCUSS and COMMENT)
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Subject: Re: [ppsp] Ben Campbell's Discuss on draft-ietf-ppsp-base-tracker-protocol-10: (with DISCUSS and COMMENT)
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From nobody Tue Oct 27 01:20:42 2015
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From: "Huangyihong (Rachel)" <rachel.huang@huawei.com>
To: Kathleen Moriarty <Kathleen.Moriarty.ietf@gmail.com>, The IESG <iesg@ietf.org>
Thread-Topic: Kathleen Moriarty's Discuss on draft-ietf-ppsp-base-tracker-protocol-10: (with DISCUSS)
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Subject: Re: [ppsp] Kathleen Moriarty's Discuss on draft-ietf-ppsp-base-tracker-protocol-10: (with DISCUSS)
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