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VMware NSX Network Essentials by Sreejith.C

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VXLAN troubleshooting

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 ...

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