With the release of version 4.0.1, NSX introduced support for stateful services on T0 or T1 gateway running in Active-Active topologies. Prior to NSX 4.0.1, configuration of stateful services required to have the gateways configured in Active-Standby mode. The reason for this was asymmetric routing as the return path for traffic can be on a … Continue reading NSX 4.0.1 Stateful Active-Active Gateway – Part 1 – Single Tier Routing