中广协会信息资料委员会 Switches learn what MAC addresses are at the rear of what ports, and may use this know-how to stop repeating visitors to Just about every port (named "flooding") if at all possible. If it's not possible, it goes in advance and floods just like an old-faculty hub. The digicam https://trevorb6xd5.pointblog.net/the-best-side-of-network-switch-77298171