We do not know. But with OVS moving so rapidly, I would generally expect problems with older versions of OVS.
From: Sebastien Goasguen <run...@gmail.com<mailto:run...@gmail.com>> Date: Wednesday, July 2, 2014 at 2:22 AM To: "dev@cloudstack.apache.org<mailto:dev@cloudstack.apache.org>" <dev@cloudstack.apache.org<mailto:dev@cloudstack.apache.org>>, Wido den Hollander <w...@widodh.nl<mailto:w...@widodh.nl>>, Chiradeep Vittal <chiradeep.vit...@citrix.com<mailto:chiradeep.vit...@citrix.com>> Cc: Kuang-Ching Wang <kuangching.w...@gmail.com<mailto:kuangching.w...@gmail.com>> Subject: Re: openvswitch version with cloudstack On Jul 1, 2014, at 1:03 PM, Kuang-Ching Wang <kuangching.w...@gmail.com<mailto:kuangching.w...@gmail.com>> wrote: With ubuntu apt-get, openvswitch 1.4.6 is installed. Is there any reason that cloudstack cannot work with 1.4.6, and have to work with 1.9.0 as documented here https://cwiki.apache.org/confluence/display/CLOUDSTACK/KVM+with+OpenVSwitch? Thanks, KC let me copy Wido our Ubuntu packaging guru and Chiradeep who wrote the native GRE controller. -sebastien