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Home Networking Network Switches Switch Modules & Line Cards Cisco 12000 Series 4-Port OC3/STM1 ATM Line Card with 512MB Memory

Cisco 12000 Series 4-Port OC3/STM1 ATM Line Card with 512MB Memory

Brand:
Cisco

Enhance carrier-grade networking performance with the Cisco 12000 Series 4-Port OC3/STM1 ATM Line Card. Designed for high-capacity ATM transport environments, this module delivers reliable WAN connectivity, efficient traffic management, and scalable network expansion. Equipped with 512MB memory, it supports demanding service provider, enterprise backbone, and telecom infrastructure deployments requiring stable OC3/STM1 ATM connectivity.

OVERVIEW

  • The Cisco 12000 Series 4-Port OC3/STM1 ATM Line Card is engineered to provide dependable ATM connectivity for carrier-class routing environments. Featuring four OC3/STM1 ports and 512MB onboard memory, this module helps organizations expand network capacity while maintaining efficient traffic handling and high service availability.
  • Built for deployment in Cisco 12000 Series routing platforms, the line card supports scalable WAN infrastructures, telecom backbones, internet service provider networks, and mission-critical enterprise applications. Its robust architecture enables consistent performance in environments where reliability and network uptime are essential..

USE CASES

  • Service Provider Networks: Supports high-speed ATM transport and backbone connectivity for telecom operators and internet service providers.
  • Enterprise WAN Infrastructure: Facilitates reliable inter-site communication across distributed business locations.
  • Network Expansion Projects: Adds additional OC3/STM1 ATM interfaces without replacing existing routing infrastructure.

KEY FEATURES

  • Four integrated OC3/STM1 ATM interfaces
  • 512MB onboard memory for enhanced operational performance
  • Designed for Cisco 12000 Series routers
  • Supports carrier-grade WAN deployments
  • Reliable ATM traffic transport and management
  • Scalable network expansion capability
  • High availability architecture for mission-critical environments
  • Optimized for telecom and enterprise networking
  • Robust performance for large-scale infrastructure projects
  • Supports long-term network investment protection 

TECHNICAL SPECIFICATIONS

  • Brand: Cisco
  • Part Number: 4OC3X/ATM-IR-SC
  • Product Type: Router Line Card
  • Series Compatibility: Cisco 12000 Series
  • Port Configuration: 4 x OC3 STM1 ATM
  • Connector Type: SC
  • Onboard Memory: 512MB
  • Engineering Version: E3
  • Application: Carrier and Enterprise Routing

WHY CHOOSE THE MODEL?

  • Cisco OC3 STM1 ATM line cards deliver proven compatibility, carrier grade reliability, and trusted Cisco performance, making them a dependable choice for legacy and high availability networks.

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