full duplex capability , Layer 3 switching , auto-sensing per device , DHCP support , auto-negotiation , ARP support , traffic shaping , auto-uplink (auto MDI/MDI-X) , Spanning Tree Protocol , (STP) support , Rapid Spanning Tree Protocol (RSTP) support , Multiple Spanning Tree Protocol (MSTP) support , Dynamic Trunking Protocol (DTP) support , Port Aggregation Protocol (PAgP) support , Trivial File Transfer Protocol (TFTP) support , RADIUS support , Cisco StackWise Technology , Cisco EnergyWise technology , Uni-Directional Link Detection (UDLD , Rapid Per-VLAN Spanning Tree Plus (PVRST+) , Link Aggregation Control Protocol (LACP) , Remote Switch Port Analyzer (RSPAN) , IGMP Snooping , Flow Control