ProSAFE (M4300-24XF)Stackable Managed Switch L2/L3/L4 24 Port SFP+ with 2 Port 10GbE Copper,480GbpsSwitching Fabric -Layer 3 Routing (Static,RIP,OSPF,VRRP,PIM,PBR) without license -Vertical or horizontal flexible 10G stacking -Multiple stacking topologies Single/Dual Ring -Spine and Leaf line-rate stacking topologies -Non-stop switching (NSF) virtual chassis architectures -non-stop routing with stack master hitless failover -Management CLI/GUI/Telnet/SSH/SNMP/sFlow/RSPAN -Auto-iSCSI prioritization,Voice VLAN and LLDP-MED,IPv4/IPv6 IGMP and MLD Snooping,L2/L3/L4 ACLs and QoS,Dual firmware images -Modular power supplies,Ships with one modular APS250W PSU