Shepherd writeup

Essay Style Document Writeup for draft-ietf-ice-pac-03

1. Summary
Shepherd: Nils Ohlmeier <>
Area Director: Adam Roach <>

This document addresses a shortcoming of RFC 8445 which can result in premature failure to establish a connection between two ICE agents. As this document updates 8445 it is targeted for the Standards Track.

2. Review and Consensus
In the time from adopting the draft as a Working Group item in March 2019 until the Working Group Last Call several individuals from several companies actively discussed different aspects of the draft on the mailing list. The discussions were mostly done by a small group of ICE experts around details like when to start certain timers and how long the timers should be running. It appears that there is a general consensus from all participants about the problem and the chosen solution. Firefox has already implemented a very similar workaround in its ICE stack.

3. Intellectual Property
Justin Uberti and Christer Holmberg have stated that their direct, personal knowledge of any IPR related to this document has already been disclosed, in conformance with BCPs 78 and 79.

4. Other Points
Idnits reports no issues.
The shepherd believes this document is ready for publication.
This document also updates soon to be published draft-ietf-ice-trickle, but not further delay publication of this draft it’s assumed to be already published with a note in the abstract to the RFC editors to replace RFC XXXX with the assigned number.