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<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'>All,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'>I have received the following RIDs, from Vignesh Krishnumurthy,
RSA regarding an actual inconsistency in the Proximity-1 Data Link Protocol
Specification - see the RID request and the proposed RID responses attached to
this email.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'>Your participation in this matter is greatly appreciated!<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'>I will post both the RID request and response on the CWE
under the SLS-SLP WG:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><a
href="http://cwe.ccsds.org/sls/docs/Forms/AllItems.aspx?RootFolder=%2fsls%2fdocs%2fSLS-SLP%2fDraft%20Documents%2fProx1_vigneshs_RIDs&FolderCTID=&View=%7b16ACDA38-FFA3-4657-8F27-B166C23C24A2%7d">http://cwe.ccsds.org/sls/docs/Forms/AllItems.aspx?RootFolder=%2fsls%2fdocs%2fSLS-SLP%2fDraft%20Documents%2fProx1_vigneshs_RIDs&FolderCTID=&View={16ACDA38-FFA3-4657-8F27-B166C23C24A2}</a><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'>If you have trouble with this URL, navigate the following
path:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'>SLS-SLP/Draft Documents/Prox1_vigneshs_RIDs<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'>The main issue has to do with the following statement
(number 2, the underlined text below) that contradicts the Receiving Node
requirement for handling the Source/Destination Flag (S/D Flag):<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='line-height:150%;text-autospace:none'><b><font
size=3 face="Times New Roman"><span style='font-size:12.0pt;line-height:150%;
font-weight:bold'>3.2.2.9 Source-or-Destination Identifier (yellow highlight is
unintended – please ignore)<o:p></o:p></span></font></b></p>
<p class=MsoNormal style='text-align:justify;line-height:150%;text-autospace:
none'><b><font size=3 face="Times New Roman"><span style='font-size:12.0pt;
line-height:150%;font-weight:bold'>3.2.2.9.1 </span></font></b>Bit 20 of the
Transfer Frame Header shall contain the Source-or-Destination Identifier.<o:p></o:p></p>
<p class=MsoNormal style='text-align:justify;line-height:150%;text-autospace:
none'><b><font size=3 face="Times New Roman"><span style='font-size:12.0pt;
line-height:150%;font-weight:bold'>3.2.2.9.2 </span></font></b>The
Source-or-Destination Identifier shall identify the link node to which the
value in the SCID field applies:<o:p></o:p></p>
<p class=MsoNormal style='text-align:justify;line-height:150%;text-autospace:
none'><font size=3 face="Times New Roman"><span style='font-size:12.0pt;
line-height:150%'> <span
style='background:yellow'>a) a setting of ‘0’ shall indicate that:<o:p></o:p></span></span></font></p>
<p class=MsoNormal style='text-align:justify;line-height:150%;text-autospace:
none'><font size=3 face="Times New Roman"><span style='font-size:12.0pt;
line-height:150%'> 1)
The <span style='background:yellow'>SCID refers to the <b><span
style='font-weight:bold'>source</span></b></span><b><span style='font-weight:
bold'> </span></b>of the transfer frame,<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-align:justify;line-height:150%;text-autospace:
none'><font size=3 face="Times New Roman"><span style='font-size:12.0pt;
line-height:150%'> <u>2)
The test of the SCID shall be included in the Frame sublayer only when Test_Source
is <i><span style='font-style:italic'>true</span></i>;<o:p></o:p></u></span></font></p>
<p class=MsoNormal style='text-align:justify;line-height:150%;text-autospace:
none'><u><font size=3 face="Times New Roman"><span style='font-size:12.0pt;
line-height:150%'><o:p><span style='text-decoration:none'> </span></o:p></span></font></u></p>
<p class=MsoNormal style='text-align:justify;line-height:150%;text-autospace:
none'><font size=3 face="Times New Roman"><span style='font-size:12.0pt;
line-height:150%'>The underline text needs to be removed (See RID resolution
text in the second attachment) and replaced with text that says the test is
always performed by the receiving node.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-align:justify;line-height:150%;text-autospace:
none'><font size=3 face="Times New Roman"><span style='font-size:12.0pt;
line-height:150%'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-align:justify;line-height:150%;text-autospace:
none'><font size=3 face="Times New Roman"><span style='font-size:12.0pt;
line-height:150%'>Please take a look at the attachments and </span></font><font
face=Arial><span style='font-family:Arial'>I would appreciate it if you can
post your comments to the SLS-SLP WG via <a
href="mailto:sls-slp@mailman.ccsds.org">sls-slp@mailman.ccsds.org</a> mailing
list. <o:p></o:p></span></font></p>
<p class=MsoNormal style='text-align:justify;line-height:150%;text-autospace:
none'><font size=3 face=Arial><span style='font-size:12.0pt;line-height:150%;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-align:justify;line-height:150%;text-autospace:
none'><font size=3 face=Arial><span style='font-size:12.0pt;line-height:150%;
font-family:Arial'>The good news is the update will correct these errors in the
specification and make it more understandable.</span></font><o:p></o:p></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'>We will need to resolve this issue at the upcoming meeting
in Noordwijk, the <st1:place w:st="on"><st1:country-region w:st="on">Netherlands</st1:country-region></st1:place>.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'>Best regards,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'>Greg Kazz<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'>Chairman CCSDS SLS-SLP WG<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'> <o:p></o:p></span></font></p>
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