Is Multicast / IGMP needed?

[Martin_Kelly (Roon Misfit)]

It would seem that Roon just recommend simple, unmanaged switches:

Recommended Ethernet switches

The official Roon advice on switches is to stick to simple switches from reputable brands. Do not go crazy complicated managed switches from Cisco – instead, go for the Netgear or TP-Link unmanaged switches. It’ll save you a ton of headaches in the long run. this is incorrect. No modern router has anything other than a switch built into it for the LAN ports. The ports built into the router do not act like old style hubs where they flood each port. In fact, if any switch/router/hub is adverti…