Alcatel-Lucent IOM2-20G

  • Product Name: 7750 SR Series 20G Input/Output Module (IOM)
  • Product Introduction: A carrier-grade router line card within the Nokia (formerly Alcatel-Lucent) 7750 Service Router platform, responsible for packet forwarding and traffic management.
Category:
Description
  • Technical Specifications & Performance Parameters:
    • Throughput: 20 Gbps full-slot capacity.
    • Expansion: Supports 2 x Media Dependent Adapters (MDAs) or ISAs.
    • Per-MDA Capacity: Up to 10 Gbps.
    • Interfaces: Supports 10/100/1000M Ethernet and 10G fiber optics via MDAs.
    • Compatibility: Chassis modes A/B/C/D, backward compatible with IOM-20G series.
  • Functional Features:
    • Multi-Service Integration: Supports MS-ISA (Intelligent Service Adapter) for video caching, NAT, IPSec.
    • QoS & Traffic Engineering: Advanced queue management, MPLS, VPLS support.
    • Hot-Swap: Online replacement capability.
  • Application Scenarios: ISP core/aggregation networks, 5G mobile backhaul, enterprise data centers, industrial IoT gateways.
  • Material & Structural Features: Single-slot PCB assembly with metal faceplate and EMI shielding; indicators for Run, Fail, Link/Act.
  • Working Principle: Receives packets from chassis fabric via SF/CPM modules, performs lookup/forwarding based on silicon ASICs, applies QoS policies, and transmits via physical interfaces on MDAs.
  • Installation Requirements: Insert into designated IOM slot of 7750 SR chassis; secure with captive screws; ensure chassis airflow is not obstructed.
  • Usage Notes: Firmware version must match the chassis base software (SR OS). Mixing incompatible MDAs may cause the slot to remain down. Handle ESD precautions due to dense BGA components.
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