I have a basic Grizzly installation following these instructions. https://github.com/mseknibilel/OpenStack-Grizzly-Install-Guide/blob/OVS_SingleNode/OpenStack_Grizzly_Install_Guide.rst
Everything is working great, however....
I am trying to send some traffic via a gre tunnel to an IP address of an interface on my instance. This traffic is neither TCP or UDP. How do I allow this traffic through my security group since I can only select TCP, UDP, or ICMP. Is there a allow any any command?