I use 2 free programs, loopMIDI to create the virtual ports, and MIDI-OX to create routing connections

(trying to add picture attached I hope!)

Attached Files (Click to download or enlarge) (Only available when you are logged in)
Capture.JPG (173.55 KB, 75 downloads)

Jerry
2019 BiaB Megapack (634), RB 2019 (Build 4)
Reaper 5.983 x64, Audient id14 USB interface, Voicemeeter Potato 3.0.0.8, Nektar LX49+, Roland E20
i7-6700K Skylake desktop, 64bit Win10 Pro(1903), 32GB ram, 512GB system SSD + 2TB data SSD