@Virgo I was able to get the hardware controller installed and devices adopted. I thought that since I had previously tried and failed with a software controller that the process would be more...

@Virgo Thank you for the reply. I will give that a try.

I found a thread when searching called "Adding an OC200 to an already configured network in standalone" that is similar to my situation. My network has an existing ER605 V2.0 gateway, SG3452P V3.20...