Enable a vSphere distributed switch for jumbo frames by changing the MTU size for that distributed switch.
Launch the vSphere Client and log in to a vCenter Server system.
- Log in to the vSphere Client and select the Networking inventory view.
- Right-click the vSphere distributed switch in the inventory pane, and select Edit Settings.
- On the Properties tab, select Advanced.
- Set the Maximum MTU to the largest MTU size among all the virtual network adapters connected to the vSphere distributed switch, and click OK.