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Home Networking Network Adapter Cisco SPA-4XOC12-POS Shared Port Adapter

Cisco SPA-4XOC12-POS Shared Port Adapter

Brand:
Cisco

The Cisco SPA-4XOC12-POS Shared Port Adapter is a high-performance networking interface module designed for service provider and enterprise WAN environments. It delivers four OC-12/STM-4 Packet over SONET (POS) ports, enabling reliable, scalable, and secure high-speed optical connectivity. Built for Cisco routing platforms, this adapter supports carrier-grade network deployments requiring efficient data transport, low latency, and dependable performance.

OVERVIEW

  • The Cisco SPA-4XOC12-POS is a high-density Shared Port Adapter (SPA) designed for Cisco service-provider routing platforms. It delivers four OC-12/STM-4 Packet over SONET (POS) ports, enabling reliable, high-speed optical connectivity for legacy and hybrid transport networks.
  • Built for carrier-grade performance, this SPA integrates seamlessly with compatible Cisco routers via SIP and SPA slots, making it ideal for metro, aggregation, and core network deployments in Singapore’s telecom and enterprise environments.

USE CASES

  • Service Provider Networks: Deploy high-speed optical links for backbone, aggregation, and edge network connectivity.
  • Enterprise WAN Expansion: Extend network capacity between branch offices, data centers, and corporate locations.
  • Telecommunications Infrastructure: Support SONET-based transport environments requiring reliable packet transmission.

KEY FEATURES

  • Four OC-12/STM-4 Packet over SONET interfaces
  • High-speed optical WAN connectivity
  • Carrier-grade reliability and availability
  • Supports scalable network expansion
  • Optimized for service provider deployments
  • Low-latency packet transport capabilities
  • Seamless integration with compatible Cisco platforms
  • Designed for mission-critical networking environments
  • Efficient bandwidth utilization
  • Robust performance for backbone applications 

TECHNICAL SPECIFICATIONS

  • Brand: Cisco
  • Model: SPA-4XOC12-POS
  • Product Type: Shared Port Adapter (SPA)
  • Series: Cisco SPA Series
  • Ports: 4 ports
  • Interface Type: OC-12 / STM-4
  • Technology: Packet over SONET (POS)
  • Optical Interface: Requires compatible transceivers
  • Supported Platforms: Cisco routers supporting SPA/SIP architecture
  • Installation Type: Modular, hot-swappable (platform dependent)
  • Use Case: Core, aggregation, metro networks
  • Target Customers: Service providers, telecom operators, large enterprises

WHY CHOOSE THE MODEL?

  • High-density OC-12/STM-4 connectivity in a single adapter
  • Seamless integration with Cisco SPA/SIP-based platforms
  • Reliable POS performance for legacy transport networks
  • Scalable modular design protecting long-term investments
  • Trusted Cisco quality for Singapore telecom infrastructure

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