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Re: [mif] RFC 6731 implementations

Ted Lemon <mellon@fugue.com> Thu, 03 November 2022 16:22 UTC

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From: Ted Lemon <mellon@fugue.com>
Date: Thu, 03 Nov 2022 17:21:38 +0100
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To: Petr Menšík <pemensik@redhat.com>
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Subject: Re: [mif] RFC 6731 implementations
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You might want to read this:

https://datatracker.ietf.org/doc/rfc7556/

And this:

https://www.rfc-editor.org/rfc/rfc8801.html


On Thu, Nov 3, 2022 at 4:55 PM Petr Menšík <pemensik@redhat.com> wrote:

> Hello former MIF group members,
>
> I have found RFC 6731 [1], which is Standard Tracks since December 2012.
> I have found reference to it from some draft of add WG. When I read it,
> I found it proposes solution to existing problem on Linux desktops,
> which is not yet sufficiently solved. A bit similar attempt is
> implemented by systemd-resolved [2], but does not use any standardized way.
>
> I think every device with multiple interfaces is potential candidate for
> it. Every laptop with ethernet+wifi, every smart phone with
> wifi+cellular network. Yet I haven't found any attempts to implement RFC
> 6731. Do you know existing implementations for any operating system? Is
> it used somewhere already? Is there a reason why it is not widely used?
>
> I work in Red Hat as a Software Engineer, maintaining some DNS packages.
> Dnsmasq has some integration with Network Manager, which does something
> similar. Yet they are misusing dns-search parameter of DHCP protocol. I
> would like to add more proper support, but I find current standards
> confusing. Is there more relevant successor to this standard?
>
> Best Regards,
> Petr
>
> 1. https://www.rfc-editor.org/rfc/rfc6731.html
> 2. https://systemd.io/RESOLVED-VPNS/
>
> --
> Petr Menšík
> Software Engineer, RHEL
> Red Hat, http://www.redhat.com/
> PGP: DFCF908DB7C87E8E529925BC4931CA5B6C9FC5CB
>
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