10G L3 Managed 24*SFP ports, with 8 Gigabit Ethernet ports(Combo with 21-24 SFP ports) + 4 *10G SFP ports,Managed ,Support Ring- Network,VLAN,SNMP,ARP,VRRP ,RIP（V1/V2,Etc.1 U rack mount, AC220V,Bandwidth128G