In this chapter, we will show you how to configure and prepare the vSphere cluster for VXLAN and create a logical switch network. Before getting into the recipes, here is background information on VXLAN and other VMware NSX objects that are related to it.
Introduction
VMware NSX Logical Switch and VXLAN
The VMware NSX logical switch is a layer 2 broadcast domain that is implemented using VXLAN (Virtual eXtensible LAN) overlay network. VXLAN is standardized in IETF RFC 7348 (https://tools.ietf.org/html/rfc7348). VXLAN adds 50 bytes on top of the original Ethernet frame (with a standard of 1,500 bytes) and encapsulates the source Ethernet frame in a new UDP packet. The 50 bytes consist of:
- 8 bytes VXLAN header added on top...