Re: [v6ops] The need for local-ipv4 socket transition solutions -- NAT64/DNS64 remains insufficient

"Metzler, Dan J" <dan-metzler@uiowa.edu> Thu, 26 March 2015 16:47 UTC

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From: "Metzler, Dan J" <dan-metzler@uiowa.edu>
To: James Woodyatt <jhw@nestlabs.com>, Ca By <cb.list6@gmail.com>
Thread-Topic: [v6ops] The need for local-ipv4 socket transition solutions -- NAT64/DNS64 remains insufficient
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Date: Thu, 26 Mar 2015 16:46:49 +0000
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Archived-At: <http://mailarchive.ietf.org/arch/msg/v6ops/hX_AL_EquKfTHzLUnnZ_v82Y1nc>
Cc: IPv6 Ops WG <v6ops@ietf.org>
Subject: Re: [v6ops] The need for local-ipv4 socket transition solutions -- NAT64/DNS64 remains insufficient
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“Yes, I recognize that entirely shifting the burden of supporting IPv4 onto the operating system developers, into the unforeseeable future, while the network operators get a clean transition to IPv6-only, can seem like a "solution" from certain bell-shaped perspectives, but there is still a world outside that perspective where some of us are trying to make a living.”


-          What does that mean?

IPv4 literals will die off with IPv4, or sooner, whenever that happens.  In other words, “never”, is a long time; probably too long for that statement to be realistic.  What are you advocating?

Thanks,


-          Dan Metzler

From: v6ops [mailto:v6ops-bounces@ietf.org] On Behalf Of James Woodyatt
Sent: Thursday, March 26, 2015 11:29 AM
To: Ca By
Cc: IPv6 Ops WG
Subject: Re: [v6ops] The need for local-ipv4 socket transition solutions -- NAT64/DNS64 remains insufficient

On Wed, Mar 25, 2015 at 8:21 PM, Ca By <cb.list6@gmail.com<mailto:cb.list6@gmail.com>> wrote:

[...] does not solve the non-zero number of websites in the Alexa 100 that have IPv4 literals in html / xml / js.
It also does not solve the sip / xmpp issue of being completely littered with IPv4 referrals. [...]

Neither does IPv6+CLAT, which simply admits defeat. The IPv4 literals will never die, and IPv4 as a service will never be sunset. Yes, I recognize that entirely shifting the burden of supporting IPv4 onto the operating system developers, into the unforeseeable future, while the network operators get a clean transition to IPv6-only, can seem like a "solution" from certain bell-shaped perspectives, but there is still a world outside that perspective where some of us are trying to make a living.


--
james woodyatt <jhw@nestlabs.com<mailto:jhw@nestlabs.com>>
Nest Labs, Communications Engineering