The TL-SL1117 can automatically detect the link status of each port and reduce the power consumption of ports that are idle. Power Budget According to Cable Length Ideally, shorter cables would use less power because of less power degradation over their length; this is not the case with most devices as they will use the same amount of power across the cable regardless of wheth More Efficient Utilizing non-blocking switching architecture, TL-SL1117 can forward and filter packets at full wire-speed for maximum throughput. Moreover, 100% data filtering rate eliminates all error packets and make your network work more efficiently. Easy to Use When powered on, it can work automatically without any pre-set. All ports support Auto-Negotiation and Auto-MDI/MDIX function. Compact size shell make it ideal for desktops with limited space while it is also Rackmountable, convenient and safe. Dynamic LED lights provide real-time work status display and basic fault diagnosis.