VD Vlan Category
Cmdlets are usually implemented around resource operations. The four basic operations are CREATE, READ, UPDATE and DELETE. This set of operations is known as CRUD. Most of the cmdlets support CRUD which are respectively cmdlets that start with the New/Get/Set/Remove cmdlet verbs but they also may have additional operations
Step 1 : Run commands from the CRUD group
        You can UPDATE  objects by using  
            
                Set-VDVlanConfiguration 
            
         cmdlet. See example below:
    
    # Assigns all active ports of a specific vSphere distributed switch named "MyVDSwitch" to a private VLAN with ID "4".
Get-VDSwitch "MyVDSwitch" | Get-VDPort -ActiveOnly | Set-VDVlanConfiguration -PrivateVlanId 4