Cisco Ether SG500, classified as managed switch, is an effective 52-port device, ensuring a reliable connectivity. The available protocols to transfer data include Gigabit Ethernet. The model has features such as Access Control List (ACL) support, Dynamic VLAN Support (GVRP) , Energy Efficient Ethernet , Flow control , IPv6 support , LACP support , Layer 2 switching , Multiple Spanning Tree Protocol (MSTP) support , Power over Ethernet (PoE) , Quality of Service (QoS) , Rapid Spanning Tree Protocol (RSTP) support , Reset button , Spanning Tree Protocol (STP) support , and VLAN support. The power supply is internal.