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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I've done some reading on this - the intent here was for laptops/etc that have wired and wireless cards, to get the same IP regardless. Makes sense if you think of it that way but it destroys my datacenter use-case. DHCPv6 was likely designed 15+ years ago like IPv6 was and by the time anyone got around to actually using IPv6 en masse (ie, 2011), it was long obsolete and hadn't had the updates/attention that IPv4/DHCPv4 got over the same time period.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Still scares me that there is no "private nonroutable" block of IPv6 space. Someone screws up an ACL somewhere and bam, private/firewalled machines (DB hosts, etc) are now exposed to the internet.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>====================<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Scott Stone <scott_stone@trendmicro.com><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Manager, DCS-RD<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Trend Micro, Inc. http://www.trendmicro.com<o:p></o:p></span></p></div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> dhcp-users-bounces+scott_stone=trendmicro.com@lists.isc.org [mailto:dhcp-users-bounces+scott_stone=trendmicro.com@lists.isc.org] <b>On Behalf Of </b>perl-list<br><b>Sent:</b> Monday, January 23, 2012 1:21 PM<br><b>To:</b> Users of ISC DHCP<br><b>Subject:</b> Re: DHCPv6 and MAC Address inclusion<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"'Andale Mono'","serif";color:black'>Imagine that you would like to add these interfaces to separate classes and assign addresses based on their class assignment. How could you do that with no way to differentiate the interfaces?</span><span style='font-size:10.0pt;font-family:"Andale Mono","serif";color:black'><o:p></o:p></span></p><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Andale Mono","serif";color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:10.0pt;font-family:"Andale Mono","serif";color:black'>Someone dropped the ball designing DHCPv6. I understand we all hate DHCPv4 or something (I don't), but not all ideas from DHCPv4 were bad.<o:p></o:p></span></p><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Andale Mono","serif";color:black'><o:p> </o:p></span></p></div><div class=MsoNormal align=center style='text-align:center'><span style='font-size:10.0pt;font-family:"Andale Mono","serif";color:black'><hr size=3 width="100%" align=center id=zwchr></span></div><blockquote style='border:none;border-left:solid #1010FF 1.5pt;padding:0in 0in 0in 3.0pt;margin-left:3.0pt;margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal style='margin-bottom:12.0pt'><b><span style='font-family:"Helvetica","sans-serif";color:black'>From: </span></b><span style='font-family:"Helvetica","sans-serif";color:black'>"scott stone" <scott_stone@trendmicro.com><br><b>To: </b>dhcp-users@lists.isc.org<br><b>Sent: </b>Monday, January 23, 2012 4:00:24 PM<br><b>Subject: </b>RE: DHCPv6 and MAC Address inclusion<br><br>in our case, different "wires" but with dhcp relaying it goes to the same DHCP server, and the same server DUID is sent out on all NICs.<br><br>====================<br>Scott Stone <scott_stone@trendmicro.com><br>Manager, DCS-RD<br>Trend Micro, Inc. http://www.trendmicro.com<br><br>-----Original Message-----<br>From: dhcp-users-bounces+scott_stone=trendmicro.com@lists.isc.org [mailto:dhcp-users-bounces+scott_stone=trendmicro.com@lists.isc.org] On Behalf Of Ted Lemon<br>Sent: Monday, January 23, 2012 12:54 PM<br>To: Users of ISC DHCP<br>Cc: dhcp-users@lists.isc.org<br>Subject: Re: DHCPv6 and MAC Address inclusion<br><br>Why would you attach more than one NIC to the same wire?<br>_______________________________________________<br>dhcp-users mailing list<br>dhcp-users@lists.isc.org<br>https://lists.isc.org/mailman/listinfo/dhcp-users<br>TREND MICRO EMAIL NOTICE<br>The information contained in this email and any attachments is confidential and may be subject to copyright or other intellectual property protection. If you are not the intended recipient, you are not authorized to use or disclose this information, and we request that you notify us by reply mail or telephone and delete the original message from your mail system.<br><br>_______________________________________________<br>dhcp-users mailing list<br>dhcp-users@lists.isc.org<br>https://lists.isc.org/mailman/listinfo/dhcp-users<o:p></o:p></span></p></blockquote><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Andale Mono","serif";color:black'><o:p> </o:p></span></p></div></div></div></body></html>
<table><tr><td bgcolor=#ffffff><font color=#000000><pre>TREND MICRO EMAIL NOTICE
The information contained in this email and any attachments is confidential and may be subject to copyright or other intellectual property protection. If you are not the intended recipient, you are not authorized to use or disclose this information, and we request that you notify us by reply mail or telephone and delete the original message from your mail system.</pre></font></td></tr></table>