I use one of these with both Mach 3 and UCCNC it works just great both with CNC and Laser. Over two years operation with the latest windows 10 updates installed! Not connected to a network. Works with both the EasyEthernet Smooth Stepper and the 300ETH.

https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1