Re: [Netconf] Benjamin Kaduk's Discuss on draft-ietf-netconf-zerotouch-25: (with DISCUSS and COMMENT)

Benjamin Kaduk <kaduk@mit.edu> Wed, 09 January 2019 21:06 UTC

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Date: Wed, 9 Jan 2019 15:06:22 -0600
From: Benjamin Kaduk <kaduk@mit.edu>
To: Dave Crocker <dcrocker@bbiw.net>
CC: Kent Watsen <kwatsen@juniper.net>, Adam Roach <adam@nostrum.com>, Alexey Melnikov <aamelnikov@fastmail.fm>, "netconf@ietf.org" <netconf@ietf.org>, "draft-ietf-netconf-zerotouch@ietf.org" <draft-ietf-netconf-zerotouch@ietf.org>, The IESG <iesg@ietf.org>, "netconf-chairs@ietf.org" <netconf-chairs@ietf.org>
Message-ID: <20190109210622.GH28515@kduck.mit.edu>
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Archived-At: <https://mailarchive.ietf.org/arch/msg/netconf/qR1VvZm_41IFeWI4yfO3mJRSUd4>
Subject: Re: [Netconf] Benjamin Kaduk's Discuss on draft-ietf-netconf-zerotouch-25: (with DISCUSS and COMMENT)
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On Wed, Jan 09, 2019 at 12:54:24PM -0800, Dave Crocker wrote:
> On 1/9/2019 12:06 PM, Kent Watsen wrote:
> > Gentle reminder to Dave, Alexey, and Adam wrt draft-ietf-dnsop-attrleaf.
> 
> 
> While I see that the original note includes an address for attrleaf, I 
> can't find a copy of the message in my own archive.  So it's good you 
> sent the reminder.
> 
> 
> > From: Kent Watsen <kwatsen@juniper.net>;
> > Date: Monday, January 7, 2019 at 4:13 PM
> ....
> > Hi Dave,
> > 
> >    Could you please search for "draft-ietf-dnsop-attrleaf" in this thread,
> >    which regards this Section 4.2 of the zerotouch draft [1], and provide
> >    your opinion?  In particular, since _sztp is under _tcp, does that mean
> >    that it is not a globally scoped entry?
> >   
> >    [1] https://tools.ietf.org/html/draft-ietf-netconf-zerotouch-27#section-4.2
> 
> 
> I believe your analysis is correct.
> 
> In the names your draft uses, _tcp is the global scoped name, relevant 
> to attrleaf, while _sztp is subordinate and therefore not relevant to 
> attrleaf.

That's true for both
SRV in _sztp._tcp.example.com.
and
TXT in <serial number>._sztp._tcp.example.com.
but it's not clear to me that the "existing" TXT _tcp registration is
appropriate for our usage here.

-Ben