Two questions about Moca

Two questions about Moca:



Equipment: Roamio Basic using OTA and 2 Minis



Question 1: If the Roamio Basic using OTA is hard wired Ethernet to the router, how many Moca adapters are needed?



Some say 1 and some say 2. If I understand correctly, only ONE Moca adapter is needed since the Roamio Basic using OTA is hard wired Ethernet to the router?



Question 2: Can the Moca adapter can be placed as a bridge at the router? There is an OTA coax outlet near the router for the adapter...