VXLAN is the overlay technology that is used in the VMware NSX environment when it comes to first-time testing and implementation, and most likely, we will end up with a few connectivity issues. Some of the common issues that we might face because of misconfiguration in both virtual and physical networks are as follows:
- Virtual machines have no network connectivity, either between other machines in the same VXLAN network, or no egress connection with the physical world
- Frequent packet drops getting reported and the applications team facing poor performance issues
- Virtual Machines have proper network connectivity on some of the ESXi hosts, but when placed on another set of hosts, there is no connectivity
- Normal ping tests are ...