1 Log in to the vSphere Client and select the Networking inventory view.
2 Right-click the vSphere distributed switch in the inventory pane, and select Add Host.
3 Select the hosts to add.
Under the selected hosts, select the physical adapters to add and click Next.
NOTE You can select physical adapters that are not being used and physical adapters that are being used.Moving a physical adapter to a distributed switch without moving any associated virtual adapters can cause those virtual adapters to lose network connectivity.
For each virtual adapter, select Destination port group and select a port group from the drop-down menu
to migrate the virtual adapter to the distributed switch or select Do not migrate.
8 (Optional) Migrate virtual machine networking to the distributed switch.
a Select Migrate virtual machine networking.
b For each virtual machine, select Destination port group and select a port group from the drop-down
menu or select Do not migrate.
9 Click Next.
10 (Optional) If you need to make any changes, click Back to the appropriate screen.
11 Review the settings for the distributed switch and click Finish.