4 - Various bug fixes and tweaks
8 - Fixed build problem when SSL enabled
12 - Added userspace switch reference implementation
16 - Added SSL/TLS support
17 - Various bug fixes and tweaks
21 - Added support for cross-compilation
22 - Various bug fixes and tweaks
26 - Allow permanent flow entries to be set
27 - Added patch for tcpdump that allows parsing of OpenFlow messages
28 - Various bug fixes and tweaks
32 - Added support for Linux 2.6.24
33 - Set nwsrc/nwdst fields in flow structs on ARP packets
34 - Various bug fixes and tweaks
38 - Added support for Linux 2.4.20
39 - Added support for GCC 2.95
43 - Decode and print port_status messages
44 - Fixed build problems on big-endian systems
45 - Fixed compatibility for older 2.6 kernels
46 - Various bug fixes and tweaks
50 - Added support for flow expiration messages
51 - Decode and print all datapath-generated messages in dpctl's "monitor"
52 - Added "--noflow" option to controller
53 - Various bug fixes and tweaks
57 - Fixed distribution to include ofp_pcap.h
58 - Removed autoconf C++ checks
62 - Fixed support for Linux 2.4.35 and 2.6.22
63 - Added support for Linux 2.6.15
64 - Added "vlogconf" utility to modify logging configuration
65 - Added better support for SNAP headers
66 - Improved printing of flow information in dpctl
67 - Made kernel code consistently use tabs instead of spaces
68 - Removed libpcap requirement for building
69 - Various bug fixes and tweaks