Changelog for bro-core-2.6.4-2.2.x86_64.rpm :

* Mon Feb 09 2015 Johanna Amann 2.6.4-0Nightly build version specification
* Wed Jan 28 2015 Johanna Amann 2.3.2Update to Bro 2.3.2
* Wed Oct 29 2014 Johanna Amann 2.3.1Initial version-