Release Notes: This release has threaded execution of callbacks, methods to support easily the synchronization with remote agents, a method to receive one's own messages, and the use of Jakarta regexps to use extended Perl Compatible Regular Expressions. The documentation has been heavily updated. There are minor bugfixes (incorrect regexp handling, simultaneous connections, and incorrect broadcasts).
Release Notes: Multicast is now possible on hosts with address between 220.127.116.11 and 18.104.22.168. New options for ivyprobe were added. A bug which occurred upon agent departure was fixed.