It was my ignorance of switches. Managed sounded better and was only a bit more money. I've now switched to an unmanaged switch.

I'm not that familiar with Ethernet switches, but I think the speed problem was because I never set it up to be programmed on the same IP network address range as my router's network, so it was doing some sort of a translation of sorts with the traffic. The tuners were on my network address range ...

Noticing my managed Ethernet switch was slowing my Internet speeds on my DVR server, I switched to an unmanaged "dumb" Ethernet switch. What I've noticed since then is I'm getting fewer signal glitches from multipath during windstorms, but also that Channel 9 Seattle now comes in well, where before ...