Need help! Common network between offices located in different cities

Question

VPN

The customer wants to fully control the work of all departments of the company. I don't know how to please him, he just said 'create'. who has any ideas?

Answer 1

raise a vpn server in the Central office and raise a tunnel from the rest, let it go to the Internet from the central proxy, etc.

Answer 2

Hmm. It's time to call the Indians to work however.