Nortel Optera/TN

Extend the life of your Nortel Optera/TN system with Carritech’s expert support services—trusted solutions that keep your legacy infrastructure running smoothly and cost-effectively.

About the Nortel Optera/TN

The Nortel Optera Transport Network (Optera/TN) is a scalable, carrier-class optical transport platform designed to meet the demanding needs of modern telecommunications networks. Engineered for high-capacity, multi-service transport, the Optera/TN integrates Dense Wavelength Division Multiplexing (DWDM), SONET/SDH, and Optical Transport Network (OTN) technologies to deliver flexible, reliable, and efficient optical networking solutions.

Built to support a wide range of applications—from metro aggregation to long-haul backbone networks—the Optera/TN offers robust wavelength management, advanced grooming capabilities, and seamless integration with legacy and next-generation services. Its modular architecture enables operators to scale bandwidth incrementally while maintaining high availability and simplified operations.

At Carritech, we provide full support for the Nortel Optera/TN platform, offering fully tested systems, spare modules, and replacement parts. Our expert team assists with deployment, maintenance, and upgrades to ensure your Optera/TN infrastructure remains operational and future-proof. With a comprehensive inventory and fast delivery, Carritech helps you maximize the value of your optical transport investments.

Key Features of the Nortel Optera/TN

  • Multi-Technology Integration
    Combines DWDM, SONET/SDH, and Optical Transport Network (OTN) protocols within a unified platform for versatile optical transport.

  • High Capacity and Scalability
    Supports scalable bandwidth with dense wavelength division multiplexing, allowing incremental growth to meet evolving network demands.

  • Advanced Wavelength Management
    Provides dynamic wavelength provisioning, grooming, and protection for efficient utilization of optical spectrum.

  • Robust Optical Grooming
    Enables flexible multiplexing and demultiplexing of diverse service types, optimizing bandwidth usage across metro and long-haul networks.

  • Carrier-Grade Reliability
    Features redundancy in hardware components, optical protection switching, and fault-tolerant design to ensure continuous network operation.

  • Modular and Flexible Architecture
    Allows for tailored configurations suited to specific deployment scenarios and service requirements.

  • Seamless Legacy and Next-Gen Support
    Supports integration with existing infrastructure while enabling migration to advanced transport technologies.

  • Comprehensive Network Management
    Compatible with centralized management platforms for streamlined provisioning, monitoring, and fault management.

Technical Information

System Architecture

  • Platform Type: Multi-service optical transport platform integrating DWDM, SONET/SDH, and OTN technologies

  • Modular Design: Scalable chassis with modular cards supporting various interfaces and functionalities

  • Deployment Scenarios: Suitable for metro, regional, and long-haul backbone networks

Optical Capacity

  • Wavelength Channels: Supports up to 40+ DWDM wavelengths per fiber with expansion capabilities

  • Transmission Rates: Supports standard SONET/SDH rates including OC-3/STM-1 through OC-192/STM-64 and OTN rates (OTU1, OTU2, OTU3)

Interface Support

  • Optical Interfaces:

    • DWDM channels with tunable laser options

    • SONET/SDH line interfaces with various STM levels

    • OTN line interfaces for transparent transport and grooming

  • Electrical Interfaces:

    • Ethernet (10/100/1000 Mbps), Gigabit Ethernet

    • TDM services such as E1/T1, DS3/E3

Wavelength Management and Grooming

  • Grooming Capabilities: Flexible multiplexing/demultiplexing of multiple service types to optimize network bandwidth

  • Wavelength Provisioning: Dynamic wavelength assignment and protection switching

  • Protection Schemes: Optical layer protection including 1+1, 1:N, and ring protection for high availability

Reliability and Redundancy

  • Hardware Redundancy: Redundant power supplies, cooling fans, and switching modules

  • Fault Management: Real-time fault detection, alarms, and automated protection switching

  • Network Resiliency: Supports mesh, ring, and point-to-point topologies with sub-50ms failover

Management and Operations

  • Management Systems: Compatible with Nortel’s integrated network management platforms

  • Protocols Supported: SNMP, TL1, and proprietary management protocols

  • Remote Management: Support for remote configuration, monitoring, and diagnostics

Physical and Environmental

  • Form Factor: Rack-mountable chassis with hot-swappable components

  • Power Input: -48V DC typical with optional AC support

  • Operating Temperature: Standard telecom environment (0°C to +45°C)

  • Cooling: Forced air cooling with temperature monitoring

Ownership & Marketing History

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