You can assign physical NICs of a host that is associated with a distributed switch to uplink port on the host proxy switch.
- In the vSphere Client, navigate to the host.
- On the Configure tab, expand Networking and select Virtual Switches.
- Select a distributed switch from the list.
- Click Manage Physical Adapters.
- Select a free uplink from the list and click Add adapters.
- Select a physical NIC and click OK.