Chapter 8More NVF: NSX Edge Services Gateway
Breaking down the name, Edge Services Gateway (ESG), you get a few clues about what it does and how it fits in your NSX design. The word edge implies location, the boundary of our network. The ESG sits on that edge between the virtual NSX network and the physical network. The term gateway is an older word for router. In the preceding chapter, we focused on the routing function provided by the ESG. The ESG routes traffic in and out of the NSX environment. It is the gateway that NSX uses to forward traffic to a physical router.
The focus here will be on services: the network services provided by the ESG. In addition to routing, the ESG provides several L3‐L7 services including NAT, load balancer, ...
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