Flow control ARP support load balancing VLAN support IGMP snooping Syslog support port mirroring store and forward IPv6 support High Availability sFlow Spanning Tree Protocol (STP) support Rapid Spanning Tree Protocol (RSTP) support Multiple Spanning Tree Protocol (MSTP) support Data Center Bridging Exchange (DCBX) support event log Access Control List (ACL) support RADIUS support Jumbo Frames support Equal-Cost Multipath (ECMP) IPv4 support LACP support LLDP support DHCP relay Per-VLAN Rapid Spanning Tree (PVRST) hot swappable 6 fans Storm Control RDMA over Converged Ethernet (RoCE) Priority-Based Flow Control (PFC) Link Aggregation dual image support Authentication Authorization and Accounting (AAA) IGMP querier Root Guard Loop Guard Multi-Chassis Link Aggregation (MLAG) BPDU Filter VLAN Tagging Advanced QoS 42MB packet buffer BPDU Guard