Shepherd writeup

ISE write-up for: draft-farinacci-lisp-rig-05

  "A simple tool called the LISP-DDT Referral Internet Groper or 'rig'
   can be used to query the LISP-DDT hierarchy.  This draft describes
   how the 'rig' tool works."

This draft was reviewed for me by Fabio Maino and Damien Saucez.
The authors have worked with them to address their comments.

This draft has no IANA Considerations.

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