IP Whitelisting for OTL (Time Clock)

I apologize if I'm in the wrong place and humbly request that you direct me to the proper location if I am.

Our company new to Oracle Fusion; in fact, we are still in the middle of implementation (even though we should have been done months ago). Our implementation team has enabled geolocation for the time clock. Since our network routes through a gateway/VPN, all the IP addresses returned by our computers/laptops are frequently giving locations that are sometimes hundreds of miles away from their physical location. Basically, geolocation has made it impossible for people to clock in/out on any device on our network. They are able to use their personal devices, but we are trying to prohibit