$8)$ After the install of GE$1$:

a$)$ Rename NIC on GE$1$ as LAN.

b$)$ On GE$1,$ configure the IP addressing as planned above.

c$)$ Rename GE$1$ computer to GE$-$DE$01.$

d$)$ Join GE$1$ to your domain.

e$)$ Stop the Windows Update service and set startup type to Manual.

f$)$ Download and install Google Chrome web browser.