VEM data plane

There is a 1:1 mapping between hypervisor and VEM. VEM replaces the virtual switch by performing the following functions:

  • Advanced networking and security
  • Switching between directly attached VMs
  • Uplinking to the rest of the network

You can install only one version of VEM on an ESXi host at any given point of time. Please have a look at the following figure for more details:

VEM data plane

VEM functions

The following are the various functions of VEM:

  • Advanced networking and security
  • Switching between directly attached VMs
  • Uplink to the rest of the network

Unlike conventional Nexus switches, each line card has its own Media Access Control (MAC) table that goes ...

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