Re: [RRG] GSE?
Brian E Carpenter <brian.e.carpenter@gmail.com> Thu, 12 June 2008 23:22 UTC
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Message-ID: <4851AF9C.2040306@gmail.com>
Date: Fri, 13 Jun 2008 11:22:04 +1200
From: Brian E Carpenter <brian.e.carpenter@gmail.com>
Organization: University of Auckland
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To: Xu Xiaohu <xuxh@huawei.com>
CC: tony.li@tony.li, lixia@CS.UCLA.EDU, 'Routing Research Group' <rrg@psg.com>
Subject: Re: [RRG] GSE?
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Hi, I think the interesting question is: how many of those issues apply to ILNP? Also remember that some of the esd-analysis issues were disputed, which is really why the document never became an RFC. Brian On 2008-06-12 16:29, Xu Xiaohu wrote: > Hi Tony and Lixia, > > How about launching the review and discussion on the listed issues of GSE in > draft-ietf-ipngwg-esd-analysis-05 one by one, so as to see whether some of > them are still big issues from current point of view and to find something > we can do now to fix these issues? > > Best regards, > Xiaohu XU > >> -----邮件原件----- >> 发件人: owner-rrg@psg.com [mailto:owner-rrg@psg.com] 代表 Tony Li >> 发送时间: 2008年6月12日 1:35 >> 收件人: 'Mayutan A.'; 'Robin Whittle' >> 抄送: 'Routing Research Group' >> 主题: RE: [RRG] GSE? >> >> >> Hi Mayutan, Robin, >> >> Isn't the Six-One proposal by Christian Vogt an enhancement of the >> GSE. >> http://www.watersprings.org/pub/id/draft-vogt-rrg-six-one-01.txt >> >> Correct me if I am wrong. >> >> You are exactly correct. I still encourage folks to read GSE > independently, >> just so you have some perspective on Christian's changes. >> >> Also, some of the work that Ran Atkinson has done has been in part derived >> from GSE. >> >> >> GSE seems to have been developed briefly around 1997. I >> understand >> that applying it to IPv6 as used today would involve major >> changes >> in routers, host stacks and some or all applications. >> >> There may well be some major attractions in doing this, if >> it could >> be done, but it sounds like a radical thing on which to bet >> the >> future of the Net. >> >> >> Welcome to the IRTF. Our job is research. No job too large, no change >> unthinkable. >> >> >> Could you or someone else put together a proposal and link >> to it >> from the RRG wiki? An 8 page summary and analysis document >> would be >> good too. >> >> >> Others should feel free to step up here. I'm trying to remain neutral. >> >> >> A crucial part of this would be the time-frame for >> transitioning the >> current IPv6 system to whatever it is you are planning, and >> then >> having a transition plan for most end-users from IPv4 to the >> new system. >> >> I think it would also be good to explain why you would >> prefer to do >> this in a hurry for IPv6 - due to whatever urgency you or >> other >> people might think about the IPv4 scaling problem - rather >> than >> fixing the IPv4 problem with a map-encap scheme and then >> being able >> to take more time on whatever it is you propose for IPv6. >> >> >> I'm not in a hurry to do anything. There's no need. I'd much rather Get > It >> Right. Whatever we do here is forever. >> >> >> I haven't read enough to know how it provides multihoming >> and >> portability (of the ESD part of the address) when changing >> ISPs. >> >> >> The ESD would be a constant when changing ISPs. That's the whole point. >> Identifiers are decoupled from locators. >> >> >> So how does the Routing Goop and STP get set when the packet >> leaves >> the site for another? Does a router change them or does the >> sending >> host have to get it right. Does there need to be a mapping >> function >> and consequently a mapping database to determine what to set >> these >> to, since the ESD is what uniquely identifies the >> destination host? >> >> >> Presumably set by a router when you exit the subnet and/or the site. Yes, >> there needs to be a mapping database to determine destination RG and ESD. >> One might reasonably extend DNS to do this. No mapping database is needed >> in the site's local routers as they would presumably be configured with > the >> RG or learn it via some other management mechanism such as SNMP, DHCP, the >> IGP, or your favorite NMS. >> >> >> What lead to the demise of GSE ten years ago? >> >> >> I wasn't directly involved, but my read was that it was politics. Because >> it modified v6, it was unacceptable to those that felt that v6 was > perfect. >> We seem to be over that now... >> >> Regards, >> Tony >> >> >> -- >> to unsubscribe send a message to rrg-request@psg.com with the >> word 'unsubscribe' in a single line as the message text body. >> archive: <http://psg.com/lists/rrg/> & ftp://psg.com/pub/lists/rrg > > > > -- > to unsubscribe send a message to rrg-request@psg.com with the > word 'unsubscribe' in a single line as the message text body. > archive: <http://psg.com/lists/rrg/> & ftp://psg.com/pub/lists/rrg > -- to unsubscribe send a message to rrg-request@psg.com with the word 'unsubscribe' in a single line as the message text body. archive: <http://psg.com/lists/rrg/> & ftp://psg.com/pub/lists/rrg
- Re: [RRG] GSE? David Conrad
- Re: [RRG] GSE? Robin Whittle
- [RRG] GSE? Robin Whittle
- Re: [RRG] GSE? Mayutan A.
- RE: [RRG] GSE? Tony Li
- RE: [RRG] GSE? Peter Sherbin
- re: [RRG] GSE? Xu Xiaohu
- re: [RRG] GSE? Xu Xiaohu
- Re: [RRG] GSE? Noel Chiappa
- Re: [RRG] GSE? Brian E Carpenter
- RE: [RRG] GSE? Tony Li
- re: [RRG] GSE? Xu Xiaohu
- re: [RRG] GSE? Xu Xiaohu
- Re: [RRG] GSE? Lixia Zhang
- Re: [RRG] GSE? David Williamson
- Re: [RRG] GSE? Jari Arkko