From: Ido Schimmel <ido...@mellanox.com> Date: Mon, 21 Jan 2019 13:22:51 +0000
> VXLAN routing allows hosts in different overlay networks (i.e., > different VNIs) to communicate with one another. > > Two popular routing models are asymmetric and symmetric routing. > > In asymmetric routing the ingress VTEP routes the packet into the > correct VXLAN tunnel, whereas the egress VTEP only bridges the packet to > the correct host. Therefore, packets in different directions use > different VNIs - the target VNI. > > In symmetric routing both the ingress and egress VTEPs perform routing > in the overlay network into / from the VXLAN tunnel. Packets in > different directions use the same VNI - the L3 VNI. Different tenants > (VRFs) use different L3 VNIs. > > Patch #1 adds a test for asymmetric routing. Patches #2-#3 reuse the > topology and add test cases for ARP decapsulation and suppression. > > Patch #4 adds a test for symmetric routing. Series applied, thanks!
