Specification :

Excellent performance
� S3928/ S3928GX: 240 Gbps switch fabric, at least extend to 4* 10GE XFP ports
� S3948: 280 Gbps switch fabric, at least extend to 4* 10GE XFP ports
� Hardware routing, wire-speed L3 switching, packet forwarding rate: 131Mpps
� Giga optical fiber supports up to 80 km long-distance transfer, direct connection to MAN backbone networks
Security and reliability
� Quota system for connected hosts per port
� IEEE 802.1x port-based user authentication
� Ethernet port trunking provides more bandwidth and system redundancy
� Powerful ACL supports L2-L4 data filtering

Easy maintenance
� Supports device stacking through cluster technology. Central management with unified IP address saves IP addresses
� Management via CONSOLE port, Web, SNMP, etc.
� BootRom and other software upgrade through TFTP
� Support DHCP and relay, provide dynamic IP address assignment
� Support SFP standard interface, protect your investment
� Redundant power supply
Powerful traffic and broadcast control
� Automatically detect and restrain broadcast storm, support IGMP datagram snooping, effectively restrict broadcast flooding
� Full- and half- duplex traffic control
� Ethernet port bit rate quota
� Advanced buffer management supports 802.1p, with 4 dispatching queues per port mapping the 8 priority queues in 802.1p
� IP multicast and QoS support
� Jumbo frame

Multiple routing polices
� Static routing
� Support RIP v1/ v2, OSPF v2, BGPv4 and many other dynamic routing protocols
� Support PIM-SM, PIM-DM and many other multicast routing protocols