Re: [Dhcpv6bis] Fwd: [v6ops] New Version Notification for draft-hilliard-v6ops-host-addr-update-00.txt
Timothy Winters <twinters@iol.unh.edu> Thu, 20 July 2017 13:09 UTC
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References: <596CF817.8040900@foobar.org> <BC0BBAF5-B016-44B5-8D73-BC9382CB79A9@google.com> <20170719090835.GC45648@Space.Net> <CAKD1Yr29MmGJuX+uhXaroB6UMRBBWBscCZPaMjaVscL0q7a7pg@mail.gmail.com> <98208c2e-7524-7afa-b0c8-865f251cd66e@gmail.com> <20170720062751.GL45648@Space.Net> <CAKD1Yr1ihnqHAzjhPcA8HB7sBBRwht2t5epJqQA-B_YGnfoTQA@mail.gmail.com> <20170720083002.GT45648@Space.Net> <20170720105009.34003050@echo.ms.redpill-linpro.com> <CAKD1Yr3SZAEbAvjr4Czv_tHN+-UVYGfnZ+SyaiJ0BNkvNr-d2g@mail.gmail.com> <7776E80F-EBBF-4E30-94A5-E6570AB8B84A@cisco.com> <CAKD1Yr1oSB9CH1KBVrAgePAkNVsb0ZHKOTywoUmDQPHtwEp3_w@mail.gmail.com> <FD6C17FB-B842-4919-AE7D-CAB89641E9F5@cisco.com> <CAOSSMjX_nQvuJ0hW1UTWruOctxWPeaeY6ZQnTYUijJSKCGCobA@mail.gmail.com> <C4A2C527-D371-40F0-B053-2A1C473192D2@cisco.com>
From: Timothy Winters <twinters@iol.unh.edu>
Date: Thu, 20 Jul 2017 09:08:53 -0400
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To: "Bernie Volz (volz)" <volz@cisco.com>
Cc: "dhcpv6bis@ietf.org" <dhcpv6bis@ietf.org>
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Subject: Re: [Dhcpv6bis] Fwd: [v6ops] New Version Notification for draft-hilliard-v6ops-host-addr-update-00.txt
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I think that's the text from the rate limiting in other Sections? I'm also fine going silent on the time and just say rate-limiting. ~Tim On Thu, Jul 20, 2017 at 9:03 AM, Bernie Volz (volz) <volz@cisco.com> wrote: > Ok. Will plan to update draft to change. > > Also, not sure if the rate limit example of once every 30 seconds should > be tweaked? > > - Bernie (from iPhone) > > On Jul 20, 2017, at 2:40 PM, Timothy Winters <twinters@iol.unh.edu> wrote: > > Hi Bernie, > > Yes I was thinking the same thing, probably a SHOULD. > > The story that I hear about this roaming on wireless-type network. > > ~Tim > > On Thu, Jul 20, 2017 at 8:35 AM, Bernie Volz (volz) <volz@cisco.com> > wrote: > >> Hi: >> >> For -10, should we consider making this (see below) a SHOULD: >> >> 3315bis-09 does not recommend this, it says the client MAY do it and MUST >> rate-limit it (with an example rate-limit of one every 30 seconds). >> >> >> In any case, the server still needs to keep track >> >> >> Also, while this is true, do we think that is a serious issue? How >> frequently are network prefixes changed? With v6 they are probably more >> stable than they have been for v4. So likely a false argument. >> >> - Bernie (from iPhone) >> >> Begin forwarded message: >> >> *From:* Lorenzo Colitti <lorenzo@google.com> >> *Date:* July 20, 2017 at 11:42:56 AM GMT+2 >> *To:* "Bernie Volz (volz)" <volz@cisco.com> >> *Cc:* Tore Anderson <tore@fud.no>, james woodyatt <jhw@google.com>, IPv6 >> Operations <v6ops@ietf.org> >> *Subject:* *Re: [v6ops] New Version Notification for >> draft-hilliard-v6ops-host-addr-update-00.txt* >> >> On Thu, Jul 20, 2017 at 11:23 AM, Bernie Volz (volz) <volz@cisco.com> >> wrote: >> >>> >> What if the topology change was such that the global address of the >>> DHCPv6 server is no longer valid due to renumbering? >>> >>> Address of DHCPv6 server does not matter - it can change. Clients >>> generally never directly address packets to its address. They multicast to >>> fe02::1:2. >>> >> >> Surely the RECONFIGURE is not multicast, but unicast from server to >> client? >> >> >>> Also, 3315bis recommends that clients refresh information via dhcp when >>> a network change occurs (such as new prefixes in an RA appear). >>> >> >> 3315bis-09 does not recommend this, it says the client MAY do it and MUST >> rate-limit it (with an example rate-limit of one every 30 seconds). >> >> In any case, the server still needs to keep track of all topology changes >> in order to give a correct answer. >> >> >> _______________________________________________ >> Dhcpv6bis mailing list >> Dhcpv6bis@ietf.org >> https://www.ietf.org/mailman/listinfo/dhcpv6bis >> >> > > > -- > > Now offering testing for SDN applications and controllers in our SDN > switch test bed. Learn more today http://bit.ly/SDN_IOLPR > > -- Now offering testing for SDN applications and controllers in our SDN switch test bed. Learn more today http://bit.ly/SDN_IOLPR
- [Dhcpv6bis] Fwd: [v6ops] New Version Notification… Bernie Volz (volz)
- Re: [Dhcpv6bis] Fwd: [v6ops] New Version Notifica… Timothy Winters
- Re: [Dhcpv6bis] Fwd: [v6ops] New Version Notifica… Bernie Volz (volz)
- Re: [Dhcpv6bis] Fwd: [v6ops] New Version Notifica… Timothy Winters