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From: "Bernie Volz (EUD)" <Bernie.Volz@am1.ericsson.se>
To: "'Ted Lemon'" <mellon@nominum.com>, Ralph Droms <rdroms@cisco.com>
Cc: dhcwg@ietf.org
Subject: RE: [dhcwg] Changes to remove "client-link-local-address" from th
 e DHCPv6 header 
Date: Wed, 29 Aug 2001 11:20:13 -0500
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I am working through this document, but I had the same thought as I was reviewing it.

If the relay-address and source IP address of the relay are the same, there is no reason
to have both. Most relays should be able to do this, so it will hopefully be the exception
to the rule that this information is needed. This will require changes to section 12 and
likely other places.

Also, while I'm at it, 9.1 and 9.2 still have the "prefix-length" field defined by this
field no longer exists within the Relay-Forw and Relay-Repl messages.

In 13.4.2, it says "and copies the values of the transaction-ID field ...". All that is
now copied is the transaction-id so just say "value". Perhaps best to just say "copies
the transaction-id field".

In 13.4.2, as "The server MAY include other options", do these other options include
IA IDs (and related suboptions that are still being worked out) that the server might
know about for the client? In other words, might we allow a server to send back all
of the IA IDs (and addresses) it knows about a client in the Solicit. (Perhaps best to
wait to answer this based on what Mark, Ted, and I work out!)

I haven't finished the rest of the document so I may have more comments later.

- Bernie

-----Original Message-----
From: Ted Lemon [mailto:mellon@nominum.com]
Sent: Wednesday, August 29, 2001 11:49 AM
To: Ralph Droms
Cc: dhcwg@ietf.org
Subject: Re: [dhcwg] Changes to remove "client-link-local-address" from
the DHCPv6 header 



How about making relay-address an option?   I don't think it will be
useful in most cases, so it seems like a drag to have it part of the
fixed header.

			       _MelloN_

_______________________________________________
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charset=3Diso-8859-1">
<META NAME=3D"Generator" CONTENT=3D"MS Exchange Server version =
5.5.2654.19">
<TITLE>RE: [dhcwg] Changes to remove =
&quot;client-link-local-address&quot; from the DHCPv6 header </TITLE>
</HEAD>
<BODY>

<P><FONT SIZE=3D2>I am working through this document, but I had the =
same thought as I was reviewing it.</FONT>
</P>

<P><FONT SIZE=3D2>If the relay-address and source IP address of the =
relay are the same, there is no reason</FONT>
<BR><FONT SIZE=3D2>to have both. Most relays should be able to do this, =
so it will hopefully be the exception</FONT>
<BR><FONT SIZE=3D2>to the rule that this information is needed. This =
will require changes to section 12 and</FONT>
<BR><FONT SIZE=3D2>likely other places.</FONT>
</P>

<P><FONT SIZE=3D2>Also, while I'm at it, 9.1 and 9.2 still have the =
&quot;prefix-length&quot; field defined by this</FONT>
<BR><FONT SIZE=3D2>field no longer exists within the Relay-Forw and =
Relay-Repl messages.</FONT>
</P>

<P><FONT SIZE=3D2>In 13.4.2, it says &quot;and copies the values of the =
transaction-ID field ...&quot;. All that is</FONT>
<BR><FONT SIZE=3D2>now copied is the transaction-id so just say =
&quot;value&quot;. Perhaps best to just say &quot;copies</FONT>
<BR><FONT SIZE=3D2>the transaction-id field&quot;.</FONT>
</P>

<P><FONT SIZE=3D2>In 13.4.2, as &quot;The server MAY include other =
options&quot;, do these other options include</FONT>
<BR><FONT SIZE=3D2>IA IDs (and related suboptions that are still being =
worked out) that the server might</FONT>
<BR><FONT SIZE=3D2>know about for the client? In other words, might we =
allow a server to send back all</FONT>
<BR><FONT SIZE=3D2>of the IA IDs (and addresses) it knows about a =
client in the Solicit. (Perhaps best to</FONT>
<BR><FONT SIZE=3D2>wait to answer this based on what Mark, Ted, and I =
work out!)</FONT>
</P>

<P><FONT SIZE=3D2>I haven't finished the rest of the document so I may =
have more comments later.</FONT>
</P>

<P><FONT SIZE=3D2>- Bernie</FONT>
</P>

<P><FONT SIZE=3D2>-----Original Message-----</FONT>
<BR><FONT SIZE=3D2>From: Ted Lemon [<A =
HREF=3D"mailto:mellon@nominum.com">mailto:mellon@nominum.com</A>]</FONT>=

<BR><FONT SIZE=3D2>Sent: Wednesday, August 29, 2001 11:49 AM</FONT>
<BR><FONT SIZE=3D2>To: Ralph Droms</FONT>
<BR><FONT SIZE=3D2>Cc: dhcwg@ietf.org</FONT>
<BR><FONT SIZE=3D2>Subject: Re: [dhcwg] Changes to remove =
&quot;client-link-local-address&quot; from</FONT>
<BR><FONT SIZE=3D2>the DHCPv6 header </FONT>
</P>
<BR>
<BR>

<P><FONT SIZE=3D2>How about making relay-address an option?&nbsp;&nbsp; =
I don't think it will be</FONT>
<BR><FONT SIZE=3D2>useful in most cases, so it seems like a drag to =
have it part of the</FONT>
<BR><FONT SIZE=3D2>fixed header.</FONT>
</P>

<P>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <FONT =
SIZE=3D2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; _MelloN_</FONT>
</P>

<P><FONT =
SIZE=3D2>_______________________________________________</FONT>
<BR><FONT SIZE=3D2>dhcwg mailing list</FONT>
<BR><FONT SIZE=3D2>dhcwg@ietf.org</FONT>
<BR><FONT SIZE=3D2><A =
HREF=3D"http://www1.ietf.org/mailman/listinfo/dhcwg" =
TARGET=3D"_blank">http://www1.ietf.org/mailman/listinfo/dhcwg</A></FONT>=

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