We did some more investigation. This issue is seen only when OVN native
dhcp is used and with kernel datapath which doesn't support
OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV4. The reason for this failure is because
ovs-vswitchd includes the attribute OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV4 when it
sends the packet
System information:
===
OS: CentOS Linux release 7.3.1611 (Core)
Kernel version: 3.10.0-693.2.2.el7.x86_64 #1 SMP
OVS version: v2.8.1 (git tag)
#ovs-vswitchd --version
ovs-vswitchd (Open vSwitch) 2.8.1
Bug description:
Right now, OVN doesn't work using OVS 2.8.1 on
