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

Gert Doering <gert@space.net> Wed, 20 February 2019 21:31 UTC

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Date: Wed, 20 Feb 2019 22:31:07 +0100
From: Gert Doering <gert@space.net>
To: "Manfredi (US), Albert E" <albert.e.manfredi@boeing.com>
Cc: Gert Doering <gert@space.net>, IPv6 Operations <v6ops@ietf.org>, "6man@ietf.org" <6man@ietf.org>
Subject: Re: [v6ops] A common problem with SLAAC in "renumbering" scenarios
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Hi,

On Wed, Feb 20, 2019 at 08:19:47PM +0000, Manfredi (US), Albert E wrote:
> -----Original Message-----
> From: ipv6 <ipv6-bounces@ietf.org> On Behalf Of Gert Doering
> 
> > There's so much wrong with current IPv6 standards and implementations
> and processes that "just go with NPT" would save a lot of pain.
> 
> Wait, whether that's partially said in jest or not, NPT was invented primarily to add the 16-bit Port ID to the limited 32-bit address space of IPv4. But with IPv6, a "basic NAT" would not need to also do port translation. 

My "NPT" was intended to be an acronym for "Network Prefix Translation",
so yes, exactly this.  Keep ports, keep host part (if desired), just
translate prefix.  We even have an RFC for that :-)

But then, I'm not using IPv4 NAT @ home...

Gert Doering
        -- NetMaster
-- 
have you enabled IPv6 on something today...?

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