Cisco SD2005 5-Port Gigabit Switch, 100 SeriesProduct now discontinued
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Cisco SD2005 5-Port Gigabit Switch, 100 Series

Brand : Cisco SMB
Mfr# : SD2005-G3
Quick : 821

Product Highlights

  • Five 10/100/1000Mbps, half/full duplex, switched ports
  • Forwards and filters packets at non-blocking, full wire speed
  • All ports have auto speed negotiation and auto MDI/MDI-X crossover detection
  • Linksys reliability and limited lifetime warranty
  • All ports support auto MDI/MDI-X cable detection
  • Fully compliant with IEEE 802.3, 802.3u, 802.3x, 802.3ab
  • Full-duplex IEEE 802.3x flow control and half-duplex backpressure with intelligent portbased congestion detection and broadcast rate control

Number of Built-in Ports

  • 5 x 10/100/1000Mbps port - Auto-negotiation of MDI-II/MDI-X for all 10/100/1000Mbps ports


  • Per port: 100Mbps speed, 1000Mbps speed, Link/Act
  • Per device: Power

Data Transfer Rates

  • Ethernet: 10Mbps (half duplex) 20Mbps (full duplex)
  • Fast Ethernet: 100Mbps (half duplex) 200Mbps (full duplex)
  • Gigabit Ethernet: 2000Mbps (full duplex)


Transmission Method

  • Store-and-forward

Forwarding Rate

  • 14,880 frames/sec max for 10M port
  • 148,810 frames/sec max for 100M port
  • 1,488,100 frames/sec max for 1000M port

Network latency

  • Less than 80 microseconds for 64-byte frames in store-and-forward mode for 10 Mbps to 1000 Mbps transmission

Mac Address

  • Automatic MAC Address Learning


  • 130 x 127 x 30 mm
    (5.12 x 5.00 x 1.18 inches)

Manufactures Warranty

  • Lifetime

Package Contents

  • Cisco SB SD2005 5-Port 10/100/1000 Gigabit Desktop Switch
  • UK Power Adapter
  • User's Guide
  • Quick Installation Guide