If you don't want to change the company IP range, your option is to setup
peer to peer routing, but you need to do that one by one. this search result
Solution for peer to peer VPN using the same IPYou may setup a different IP
range or subnet for peer to peer VPN. For example, in your case, you can use
IP 172.16.5.1 for the VPN host and 172.16.5.2 for ...
Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on
How to Setup Windows, Network, VPN & Remote Access on