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Last Call Review of draft-ietf-trill-directory-assist-mechanisms-10

Request Review of draft-ietf-trill-directory-assist-mechanisms
Requested revision No specific revision (document currently at 12)
Type Last Call Review
Team Ops Directorate (opsdir)
Deadline 2017-01-09
Requested 2016-12-23
Authors Donald E. Eastlake 3rd , Linda Dunbar , Radia Perlman , Yizhou Li
I-D last updated 2017-01-10
Completed reviews Rtgdir Early review of -03 by Matthew Bocci (diff)
Rtgdir Early review of -03 by Joel M. Halpern (diff)
Secdir Last Call review of -11 by Daniel Fox Franke (diff)
Genart Last Call review of -10 by Francis Dupont (diff)
Opsdir Last Call review of -10 by Tianran Zhou (diff)
Assignment Reviewer Tianran Zhou
State Completed
Request Last Call review on draft-ietf-trill-directory-assist-mechanisms by Ops Directorate Assigned
Reviewed revision 10 (document currently at 12)
Result Ready
Completed 2017-01-10
Hi Authors,

I have reviewed this document as part of the Operational directorate's ongoing
effort to review all IETF documents being processed by the IESG.  These
comments were written with the intent of improving the operational aspects of
the IETF drafts. Comments that are not addressed in last call may be included
in AD reviews during the IESG review.  Document editors and WG chairs should
treat these comments just like any other last call comments.

Document reviewed: draft-ietf-trill-directory-assist-mechanisms-10

- This document describes mechanisms for providing directory service to TRILL
edge switches, including Pull, Push and Hybrid model. - I do not find any major
issue from the OPS point of view, I think this doc is ready for publication as

The clarification question:
In 3.5.1, you have "A Pull Directory can be hosted on an end station", and
"This capability would be useful in supporting an end station that performs
directory assisted encapsulation [DirAsstEncap] or that is a "smart end node"

But in Push Model, I did not see the similar option, i.e., the push directory
hosted on the end station. In section 2, you have "one or more Push Directory
servers reside at TRILL switches". Are you indicating that the push directory
server can only reside on the trill switch? If so could you please explicitly
write down it and give the reason, because it's not obvious to me.

One editorial:
in 3.5.2 Pull Directory Use by End Stations, s/Use/Used/