There are three methods of VLAN tagging that can be configured on ESXi/ESX. Our presentation today provides a brief overview of these methods that can be configured on ESX/ESXi: External Switch Tagging (EST), Virtual Switch Tagging (VST), and Virtual Guest Tagging (VGT).
For further information and steps, refer to the KB article:
VLAN configuration on virtual switches, physical switches, and virtual machines (1003806).
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