====== Hangout 10 Jan 2019 ======

==== Administrative Business ====

  * We'll shift the meeting 3 or 4 hours later for now. Will need to revisit that for the Northern Hemisphere summer. Talk about it in 2 weeks so we have time to influence our schedules.
  * New meeting invitation?

==== Old Business ====

  * IPv6 RFC7112 Support: [[https://reviews.freebsd.org/D16851|D16851]].
    * Should be ready for review.
  * [[https://reviews.freebsd.org/D17521|D17521]] (needs review)
  * IPv6 Fragment reviews which need testing:
    * Eliminate KAME circular queues: [[https://reviews.freebsd.org/D16847|D16847]].
    * Drop packets with overlapping fragments: [[https://reviews.freebsd.org/D16850|D16850]].
  * IPv6 modernization project: [[/IPv6|Wiki Page]]
    * Julius proposed importing %%OpenBSD%% fragmentation regression test cases (see [[https://reviews.freebsd.org/D17376|D17376]]). tjh will work on in next two weeks.
    * bz@ working on tests for UDP.
    * bz@ will look into IPv6 tests from New Hampshire (license and CI).
    * IP6 IDs (and IP IDs, maybe?): may use an insecure algorithm. Ideally, switch to some sort of per-host-pair hash?
      * Open PR
  * Discussion of TIME_WAIT inconsistency with RFC. tuexen@ to propose change.
  * CWV: status
    * PR227303
    * There is code available if someone wants to test the patch
  * Auto-window scaling: tuexen@ opened review: [[https://reviews.freebsd.org/D18375|D18375]]
  * Congestion window collapse: [[https://reviews.freebsd.org/D17614|D17614]] (needs review)
  * jtl@ to send patch to Richard for burst mitigation in the default stack
  * Richard is  trying to figure out if he can officially upstream patches.
  * Richard asks if there is an implementation proportional rate reduction. An initial implementation was provided by Lars on the mailing list.

==== New Business ====
  * [[https://reviews.freebsd.org/D18811|D18811]]: standardize on snd_recover (vs. sack_newdata)
  * [[https://reviews.freebsd.org/D18624|D18624]]: [[https://tools.ietf.org/html/rfc6675|RFC 6675]] support
  * TCP reassembly code
    * @tuexen will MFC
  * @tuexen IRTO from 3 to 1