Re:Re: draft-li-6man-6hosts-detection-00

李江 <lijiang@chinamobile.com> Fri, 31 July 2020 14:13 UTC

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Date: Fri, 31 Jul 2020 22:13:00 +0800
From: 李江 <lijiang@chinamobile.com>
To: IPv6 List <ipv6@ietf.org>
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References: <2aff5f11586607a-00033.Richmail.00002010940309796449@chinamobile.com> <5c4066e6-4a30-14da-9d12-e806af885367@joelhalpern.com> <CAMGpriUP17GahOpa+WGns_GqHLtYCF4XPO6RWQJNeqXgnKkihQ@mail.gmail.com>, <A54E0F5B-0353-4025-B854-B800862B6835@gmail.com>
Subject: Re:Re: draft-li-6man-6hosts-detection-00
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Hello everyone,

  For draft-li-6man-6hosts-detection-00, should I consider it from neighbor cache, a comment seems to suggest it. 

  Since IPv6 online hosts detection is tough for me, if you have any comments or suggestions, please let me know, thank you so much.



Best Regards,

Li Jiang

 ----邮件原文----发件人:Bob Hinden  <bob.hinden@gmail.com>收件人:Erik Kline  <ek.ietf@gmail.com>抄 送: IPv6 List  <ipv6@ietf.org>,Bob Hinden  <bob.hinden@gmail.com>发送时间:2020-07-18 05:48:50主题:Re: draft-li-6man-6hosts-detection-00> On Jul 17, 2020, at 10:43 AM, Erik Kline  wrote:> > > > I think the better approach is for all routers and switches to report> their view of neighbor state to a logger.  RFC 7951 and 8344 have the> YANG modules necessary to do that.> > I39ll defer to Jen, but Google implemented the equivalent of this> network infrastructure reporting back around 2012 (?), in part because> it was better for tracking SLAAC behaviour.I agree, it’s have the routers and switches to report on what they know about nodes on the link.Also there are mechanisms defined in RFC 4620 "IPv6 Node Information Queries” that can be used to query to all nodes on a link.I think both of these approaches are preferable than what is proposed in this document.Bob> > On Fri, Jul 17, 2020 at 10:28 AM Joel M. Halpern  wrote:>> >> I am mildly confused by one aspect of this document.  It may be that I>> simply missed it in my reading.>> >> The problem space seems to be that of determining what devices are on a>> network.  The usual cases I know of for wanting to do this are to detect>> unintended or hostile devices.>> Is that the goal of this work?>> If so, it seems that hostile devices could simply choose not to report>> themselves?>> >> Yours,>> Joel>> >> On 7/17/2020 4:58 AM, 李江 wrote:>>> Hi all,>>> >>>   We uploaded draft-li-6man-6hosts-detection-00, see>>> https://datatracker.ietf.org/doc/draft-li-6man-6hosts-detection/..>>> >>>   This document proposes a solution for IPv6 hosts detection and>>> management by:>>> >>> 1.>>> >>>    set a collection point>>> >>> 2.>>> >>>    announce the address of collection point by using Router Advertisement>>> >>> 3.>>> >>>    each host in the network who know the address of collection point>>>    report its own IPv6 information to collection point>>> >>>   Your review comments on this document are important and appreciated.>>> Thank you in advance.>>> >>> >>> Best regards,>>> >>> Li Jiang>>> >>> >>> >>> -------------------------------------------------------------------->>> IETF IPv6 working group mailing list>>> ipv6@ietf.org>>> Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6>>> -------------------------------------------------------------------->>> >> >> -------------------------------------------------------------------->> IETF IPv6 working group mailing list>> ipv6@ietf.org>> Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6>> --------------------------------------------------------------------> > --------------------------------------------------------------------> IETF IPv6 working group mailing list> ipv6@ietf.org> Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6> ----------------------------------------------------------------------------------------------------------------------------------------IETF IPv6 working group mailing listipv6@ietf.orgAdministrative Requests: https://www.ietf.org/mailman/listinfo/ipv6--------------------------------------------------------------------