802.1x authentication, ARP inspection, Dynamic Trunking Protocol (DTP) support, Energy Efficient Ethernet, Flexible NetFlow (FNF), Link Aggregation Control Protocol (LACP), Multiple Spanning Tree Protocol (MSTP) support, PIM snooping, Port Aggregation Protocol (PAgP) support, Quality of Service (QoS), Rapid Per-VLAN Spanning Tree Plus (PVRST+), Remote Switch Port Analyzer (RSPAN), ARP support, SSH support, Shaped Round Robin (SRR), Syslog support, Trivial File Transfer Protocol (TFTP) support, Uni-Directional Link Detection (UDLD), VLAN Trunking Protocol (VTP), Virtual Route Forwarding-Lite (VRF-Lite), Virtual Routing and Forwarding (VRF), Weighted Tail Drop (WTD), front to back airflow, Access Control List (ACL) support, radio resource management (RRM), Bridge protocol data unit (BPDU), Cisco StackPower technology, Cisco StackWise-480 technology, Control plane protection (CoPP), DHCP snooping, DHCP support