Cisco Switch WS-C3750G-12S-E , 12 Port SFP fiber 1GB , IP Base Layer 3 – Pro Solutions
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