Do you have a security groups allow rule for GRE? If so, do you have
the nf_conntrack_proto_gre module loaded on your compute nodes? If not, the
security groups iptables filtering will end up dropping the GRE packets.
On Fri, Apr 15, 2016 at 1:38 AM, Cory Hawkless wrote:
> Does anyone know if th
Does anyone know if there is any reason I'm having trouble getting GRE traffic
into my instances?
I have a router out on the internet an I'm trying to build a GRE tunnel into an
instance to link a site office to my Openstack network, but looking at packet
dumps from inside the VM I can't see any
