Each floor has a cable length requirement up to 150 meters. Each branch is 20 miles away from main office. Your job is to link the main office and 3 branches together. LAN or LANs can talk to the main office. Must be inexpensive.
Installation is easy.
On each floor use repeaters with thinnet cable. The proposed solution produces the required result and produces all of the optional desired results. The proposed solution produces the required result and produces only 1 of the optional desired results. The proposed solution produces the required result but does not produce any of the optional desired results. The proposed solution does not produce the required result.