Type : Fast Ethernet Layer: Layer 3 Network Ports Qty : 24 x 1000Base-T RJ-45 Connection Speed : 10/100/1000 Additional Interfaces/Slots : 4 x Gigabit SFP, 1 x console RJ-45 management POE : No Manageable : Yes Stackable : N/A Flash Memory : 32 MB SDRAM Memory : 128 MB