Yeah.. my confusion came thinking of using Hamachi as a way to do LAN (IPX) games, knowing that the IPX protocol is not installed or installable (?) in Windows 7. Of course Hamachi works on Win7 for virtual TCP/IP connections.
Long system spec sig follows:
PowerSpec G436 Lian Li ATX 205 MSI Z490 Plus Motherboard Intel Core i7 10700K 3.8 GHz 32 GB RAM DDR4 1600 Nvidia RTX3070