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Re: [v6ops] A common problem with SLAAC in "renumbering" scenarios

Fernando Gont <fgont@si6networks.com> Thu, 31 January 2019 21:09 UTC

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To: Sander Steffann <sander@steffann.nl>
Cc: Tarko Tikan <tarko@lanparty.ee>, Philip Homburg <pch-v6ops-9@u-1.phicoh.com>, v6ops@ietf.org
References: <60fabe4b-fd76-4b35-08d3-09adce43dd71@si6networks.com> <7b77cbfe-2bee-fda0-9751-44f9fb95a553@forthnet.gr> <d9eeb2b7-588b-0ce0-00a7-354960d94400@lanparty.ee> <m1gpFLa-0000FyC@stereo.hq.phicoh.net> <9da736fc-032f-1466-f90f-5d346e73a1aa@lanparty.ee> <cc9fb413-4622-cb4f-6274-38566f6a2a22@si6networks.com> <C9047330-38AE-4146-ABB2-47B2821DA96C@steffann.nl>
From: Fernando Gont <fgont@si6networks.com>
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Date: Thu, 31 Jan 2019 18:09:18 -0300
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Subject: Re: [v6ops] A common problem with SLAAC in "renumbering" scenarios
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On 31/1/19 18:02, Sander Steffann wrote:
> Hi,
> 
>> FWIW, my personal view regarding the CPEs is that it'd be nicer if they
>> behaved nicely -- however, there might be issues with storing the
>> prefixes on flash (even if just because the vendors of some cheap CPE's
>> don't do the "some required engineering" that was mentioned here), and,
>> more importantly, because the network is more robust if the hosts
>> implement more robust behaviour.
> 
> We should stop making excuses for badly behaved CPEs, they are crappy enough already and I'd really like to work towards tiger standards. 

That's kind of my take: some tend to be so crappy that I'm not expecting
the "engineering" to happen there. But... we can nevertheless give the
proper advice in that area... then... it's up to them.


> That said: more robust hosts are also a good thing :)

Indeed!

Cheers,
-- 
Fernando Gont
SI6 Networks
e-mail: fgont@si6networks.com
PGP Fingerprint: 6666 31C6 D484 63B2 8FB1 E3C4 AE25 0D55 1D4E 7492

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