OpenBSD 5.5 Released

This is a partial list of new features and systems included in OpenBSD 5.5. For a comprehensive list, see the changelog leading to 5.5.

Generic network stack improvements:

  • Added vxlan(4), a virtual extensible local area network tunnel interface.
  • pflow(4) now sends 64 bit time values for pflowproto 10. The changed templates / flows for pflowproto 10 are now parsable by existing receivers.
  • Continued improvement of the checksum offload framework to streamline the calculation of TCP, UDP, ICMP, and ICMPv6 checksums.
  • Enabled IPv6 routing domain support.