MMORPG NPC/AI Simulation Movement and Position

Hello Working on an MMO , I stuck with my NPC/AI movement sync (maybe not the best term to be used) from the server . My goal is that all the clients will receive the NPC movement and new location from the server.

Now , How I can calculate it on the server and send it to the clients so that all player have same data? That will prevent server to depend on the clients for the NPCs location and hence prevent chreaters......