After trial and error based on the other posts in this thread, I'm posting my working setup in case it helps people:
5x IP cams (4x DS-2CD2342WD-I firmware 5.3.6 and 1x DS-2CD2D14WD/M firmware 5.3.0)
Windows 10 PC hosting mirrored 6TB drives
I created a partition for each camera and an empty...