RE: [RRG] What does incremental deployment mean

["Templin, Fred L" <Fred.L.Templin@boeing.com>]

>-----Original Message-----
>From: Xu Xiaohu [mailto:xuxh@huawei.com] 
>Sent: Tuesday, March 25, 2008 10:05 AM
>To: 'Dino Farinacci'; 'Noel Chiappa'
>Cc: rrg@psg.com
>Subject: re: [RRG] What does incremental deployment mean
>
>Hi Noel and Dino,
>
>> 
>> > You can drop the "Without that commitment". It's very simple:
>> >
>> >  Any solution that *requires* host changes is infeasible.
>
>According to this criteria, many proposals, including v6 EID over v4
RLOC of
>LISP have been sentenced to death.

I don't think this is true at all; at least it better not
be. AFAICT, IPv6 as EID and IPv4 as RLOC is our best path
toward an IPv6 Internet.

Fred
fred.l.templin@boeing.com

>
>> > End of story.
>> >
>> > (For one, earler versions of Windows don't use/support Windows
>> > Update, and a
>> > lot of people have it turned off anyway, from paranoia/prudence/
>> > whatever. But
>> > just in general, there's a lot of old stuff out there, not just
>> > Windows.)
>> 
>> Even if everyone had Windows Update enabled, it would take 
>too long to
>> get every system upgraded.
>
>Most of today's core routers have already been able to support 
>more than 1
>million routing entries, is there enough incentive for the carriers to
>deploy map&encap scheme within a short period. 
>
>Should we take a survey to reach an agreement on when the new 
>address and
>routing scheme should be deployed?
>
>> The most popular network-based application is your favorite browser.
>> How many of them are not on the latest rev?
>> 
>> Upgrading roughly 2 to 4 CE routers at every site on the 
>Internet will
>> happen in far less time than changing every host.
>
>The approach that map implemented by hosts and encapsulation 
>implemented by
>ITRs is incremental deployable. If hosts have not been changed 
>to support
>this capability, the ITR can implement the map and 
>encapsulation together.
>The upgraded hosts will not suffer the initial packet 
>loss/latency pain. And
>the ITR with upgraded site network doesn't need a cache.
>
>Best wishes,
>Xiaohu XU
>
>
>
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