D-Link 54 port Stackable Gigabit Switch with 48 1000Base-T ports and 4 10 Gigabit SFP+ ports and 2 10GBASE-T ports.
The DGS-3130 Series switches are Lite Layer 3 Stackable Managed Switches designed to offer fast and secure connectivity on enterprise or metro Ethernet access network. These switches support high speed stacking, multicast management and enhanced security, making them an ideal Gigabit access layer solution. The DGS-3130 Series switches offer six 10Gb ports: 2 copper and 4 SFP+, which can be used for stacking and as high bandwidth uplinks. In addition each copper port in DGS-3130 Series switches has 6 kV surge protection buit-in for higher network reliability.