ZTE ZXR10 2928E-PS Switch Primary Ports: 24*FE RJ45 (POE/POE+) + 1*expansion card slot (1*4 FE SFP ports/ 1*4 GE SFP ports/ 1*4 GE RJ45 ports card available) Security: CPU anti-attack, CPU overload protection, STP Root Guard, BPDU guard, ARP attack protection, IP source Guard, DAI, DHCP snooping, DHCP option82, Bidirectional ACL |