I've been practicing the CCNA test via a cisco learning sim, at the end of which, it doesn't tell you what was right or wrong, just to study in XYZ areas. There was one sim that had 7 routers that ...
You don't need a router. If you set the subnet mask on all of the PCs to be 255.255.0.0, then they should all be able to ping each other. Basically, opening up the subnet mask puts all of the PCs on ...