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Extreme Networks GM-20XTR 66011 BlackDiamond 12800 20-Port Gigabit Module

Extreme Networks GM-20XTR 66011 BlackDiamond 12800 20-Port Gigabit Module
Extreme Networks GM-20XTR 66011 BlackDiamond 12800 20-Port Gigabit Module
The Extreme Networks GM-20XTR (model 66011) is a high-performance 20-port Gigabit Ethernet module designed for the BlackDiamond 12800 series chassis. It delivers full-duplex 1 Gbps connectivity on each port, providing reliable, low-latency links for ... Read More
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$409.95
  • In Stock: 9
  • Manufacturer: Extreme Networks
  • Model or Part: GM-20XTR
  • Condition: Refurbished
  • Weight: 22.00lb
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Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Overview
The Extreme Networks GM-20XTR (model 66011) is a high-performance 20-port Gigabit Ethernet module designed for the BlackDiamond 12800 series chassis. It delivers full-duplex 1 Gbps connectivity on each port, providing reliable, low-latency links for data center, campus, and enterprise environments. This compact, hot-swappable module simplifies network expansion and upgrades while maintaining the robust security and management features of the Extreme Networks platform.

Key Features

  • Twenty 10/100/1000Base-T RJ-45 ports for flexible copper connectivity
  • Full-duplex operation with auto-negotiation for optimal speed and performance
  • Hot-swappable design enables zero-downtime installation and replacement
  • Supports advanced QoS, ACLs, and VLAN tagging to enforce policy and segmentation
  • Integrated with ExtremeXOS for centralized management and monitoring
  • Low power consumption and efficient thermal design for dense deployments

Technical Specifications

  • Port count: 20 RJ-45 ports
  • Supported speeds: 10/100/1000 Mbps
  • Connector type: RJ-45 (8P8C)
  • Maximum bandwidth per port: 1 Gbps full-duplex
  • Backplane interface: 20-port Gigabit module for BlackDiamond 12800 chassis
  • Power: 12 V DC, typical consumption 25 W
  • Operating temperature: 0 to 40 degrees Celsius
  • Dimensions: fits standard 1U slot in BlackDiamond 12800 chassis
  • Compliance: RoHS, FCC Part 15 Class B, CE

Applications

  • Data center top-of-rack and end-of-row switching
  • Campus network aggregation and distribution layers
  • Enterprise office wiring for high-speed desktop and VoIP connections
  • Industrial and commercial deployments requiring rugged, reliable Ethernet
  • Any environment that needs scalable Gigabit Ethernet expansion without service interruption

By choosing the Extreme Networks GM-20XTR module, organizations gain a future-ready solution that combines high density, easy management, and proven reliability to support growing bandwidth demands and simplify network operations.