NSX for vSphere only requires vSphere Standard Switch (VSS) to work.

The distributed logical router in NSX is a kernel service on the hypervisor.

NSX Manager provides REST APIs for creating, configuring, and monitoring of NSX components such as controllers, logical switches and edge services gateways.

NSX for vSphere supports both OSPF and BGP.

Identity Firewall features allows an NSX administrator to create Active Directory user-based DFW rules.

Guest Introspection offloads antivirus and anti-malware agent processing to a dedicated secure virtual appliance delivered by VMware partners.

You can deploy up to two NSX Managers per vCenter Server.

If the size of the NSX deployment is too large, it is recommended to deploy 5 NSX controllers.

The NSX Edge load balancer provides two types of load balancing services, namely One-armed mode and Inline mode.