[dns-operations] EDNS and TLDs

[Matthew Pounsett]

On 17 November 2016 at 12:28, Mark Andrews <marka at isc.org> wrote:

>
> In message <CAAiTEH9UCNw5hdWAW7brmT1eVL20+WqH25m2NWf3RzV5i4Nv4Q at mail.
> gmail.com>
> , Matthew Pounsett writes:
> > On 17 November 2016 at 11:49, Matthew Pounsett <matt at conundrum.com>
> wrote:
> >
> > >
> > >  I've always been a little annoyed that no "do not send updates" signal
> > > was never considered when the UPDATE mechanism was codified.
> > >
> > > "... was ever considered..."
>
> Well Apple registered a SRV record for UPDATE so that UPDATEs don't
> need to go to the NS's.  In theory if the update client supports
> the SRV record (there is a ticket to add this feature to nsupdate)
> then there is a way to signal this.
>
> dns-update is the registered string.
>
> http://www.iana.org/assignments/service-names-port-numbers/service-names-
> port-numbers.xhtml?search=53&page=4


Do you know how the patch is to be implemented?  If absence of the relevant
SRV record indicates fallback to MNAME then it doesn't solve the problem.


>
>
> Mark
> --
> Mark Andrews, ISC
> 1 Seymour St., Dundas Valley, NSW 2117, Australia
> PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org
>
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