Full gigabit 12-port L2+ managed Ethernet fiber switch-Aggregation/Core switch
Amazon.com: NETGEAR 12-Port 10G Multi-Gigabit Plus Switch (XS512EM) - Managed, with 2 x 10G SFP+, Desktop or Rackmount, and Limited Lifetime Protection : Electronics
Netgear 24-Port Gigabit 12-Port PoE Plus Black | Techinn