Hangout 15 Nov 2018

• IPv6 RFC7112 Support: D16851.
  • Should be ready for review.
• D17521 (needs review)
• IPv6 Fragment reviews which need testing:
  • Eliminate KAME circular queues: https://reviews.freebsd.org/D16847.
  • Drop packets with overlapping fragments: https://reviews.freebsd.org/D16850.
• IPv6 modernization project: Wiki Page
  • Julius proposed importing OpenBSD fragmentation regression test cases (see https://reviews.freebsd.org/D17376). tjh will work on in next two weeks.
  • bz@ working on tests for UDP.
  • IP6 IDs (and IP IDs, maybe?): may use an insecure algorithm. Ideally, switch to some sort of per-host-pair hash?
• Epoch review/discussion.
  • glebius@ D17787
• 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@ to open code review to change to larger increases
• Congestion window collapse: D17614 (needs review)
  • jtl@ to check if there is another patch floating around
• jtl@ to send patch to Richard for burst mitigation in the default stack
• “simple review”: set a 0-byte window for TCP RSTs D17949 (needs review)

Chair next time: tuexen (with assistance from rrs)