Up for sale is a used Enterasys C5K125-48P2 managed switch from the Cabernet C5 series. This is an enterprise-class Layer 2/3 switch with high-speed SFP+ uplinks, suitable for business networks needing gigabit access with 10G-capable uplink flexibility.

Features & Connections:

• 48x Gigabit Ethernet ports (1–48)
• 4x SFP+ ports (47–50) for high-speed fiber uplinks
• Front panel status LEDs: MGR, RPS, UP, DOWN, CPU
• Console port (DB9 serial) for CLI configuration
• Rear panel: IEC power inlet, redundant power supply connector for external RPS unit
• Compact 1U rackmount chassis

• Compatibility Note:
  Runs Enterasys/Extreme switch OS (worth noting whether this is Fixed Switching or NOS/EOS firmware if you know — buyers with existing Enterasys/Extreme deployments will care). Since Extreme Networks now owns this product line, confirm if it still receives firmware/support before noting compatibility claims.