product description cisco small business sf250 48 switch 48 ports managed rack mountable device type switch 48 ports managed enclosure type rack mountable 1u subtype fast ethernet ports 48 x 10 100 2 x 10 100 1000 2 x combo gigabit sfp 2 x gigabit sfp performance switching capacity176 gbps brvbar forwarding performance 64 byte packet size131 mpps capacity mstp instances8 brvbar active vlans256 brvbar qos hardware queues4 mac address tabl