Cisco 12000 4-Port OC12 STM4 ATM Line Card with 512MB Memory

• Telecommunications ATM backbone deployments
• Carrier transport network connectivity
• Legacy ATM infrastructure support projects
• Regional service provider aggregation networks
• Government communication backbone environments
• Utility sector transport networking systems
• Migration planning for legacy carrier services
• Multi-site WAN transport connectivity
• Infrastructure lifecycle extension initiatives
• Cisco 12000 platform capacity expansion projects

• Four integrated OC12 STM4 ATM interfaces
• Designed for Cisco 12000 Series platforms
• Supports carrier-grade networking environments
• 512MB onboard memory architecture
• Optimizes chassis slot utilization
• Enables efficient ATM traffic transport
• Supports infrastructure modernization strategies
• Provides scalable interface density
• Enhances backbone connectivity capabilities
• Supports high-availability network operations
• Facilitates network investment protection
• Improves operational efficiency within legacy environments
• Supports service continuity initiatives
• Enables long-term infrastructure planning
• Reduces upgrade complexity through platform compatibility

• Brand: Cisco
• Part Number: 4OC12X/ATM-IR-SC
• Product Type: ATM Line Card
• Product Family: Cisco 12000 Series
• Interface Quantity: 4 Ports
• Interface Type: OC12
• Interface Standard: STM4
• Networking Technology: ATM
• Memory Installed: 512MB
• Platform Compatibility: Cisco 12000 Series Routers

WHY CHOOSE THIS PRODUCT?

• Organizations choose the Cisco 4OC12X/ATM-IR-SC when maintaining or expanding Cisco 12000 Series routing infrastructures that continue to support ATM-based services. The combination of four OC12/STM4 interfaces and integrated 512MB memory delivers greater interface density and operational efficiency than lower-port alternatives while preserving existing investments. For buyers managing carrier transport networks, public sector communications, or long-life telecom infrastructures, this module offers a cost-effective path to capacity expansion, platform utilization optimization, and extended infrastructure lifecycle without requiring full network replacement.