Even if the RAVENNA ASIO driver can run on any Gigabit Ethernet Adapter, including the onboard one, it is recommended to use a dedicated card.
Separate Network card is recommended for better RAVENNA ASIO performance.
Merging recommends Intel Gigabit network adapters.

In Windows Control Panel > Device Manager, locate the network adapters, select your card and access its Properties.
It is important to disable any power management feature.
Green Ethernet / Energy efficient Ethernet must be disabled.
It is usually in a Power Management tab, but it can depend on the NIC manufacturer - model :

Additional Notes :