中国电视网 Switches understand what MAC addresses are behind what ports, and may use this expertise in order to avoid repeating traffic to Each individual port (named "flooding") if possible. If It is really not possible, it goes ahead and floods similar to an outdated-faculty hub. [164] The process is employed https://edgarmmlkh.actoblog.com/34423673/detailed-notes-on-cctv-systems