• Legacy T3/E3 WAN circuit integration
• Telecom carrier backbone network modernization
• ISP hybrid IP/MPLS and TDM environments
• Enterprise WAN migration projects
• Financial sector legacy connectivity support
• Government network infrastructure maintenance
• Service provider edge aggregation systems
• Phased network transformation initiatives
• Multi-service routing environments
• Regional telecom infrastructure upgrades

• Dual-port Clear Channel T3/E3 interface support
• Designed for Cisco ASR 9000 Series routers
• Enables legacy WAN connectivity in modern networks
• Supports hybrid TDM and IP/MPLS environments
• Carrier-grade reliability and performance
• Modular Shared Port Adapter architecture
• Facilitates phased network migration strategies
• Reduces infrastructure replacement costs
• Maintains compatibility with existing WAN circuits
• High-availability service provider deployment ready
• Supports scalable router interface expansion
• Optimized for telecom and enterprise backbone networks
• Seamless integration into ASR 9000 chassis
• Enables long-term infrastructure modernization
• Supports mission-critical connectivity requirements

• Brand: Cisco
• Product Family: Cisco ASR 9000 Series SPA Modules
• Part Number: SPA-2XT3/E3
• Product Type: Shared Port Adapter
• Interface Type: 2-Port Clear Channel T3/E3
• Platform Compatibility: Cisco ASR 9000 Series Routers
• Network Type: TDM / Legacy WAN Integration
• Architecture: Modular SPA (Shared Port Adapter)
• Deployment Environment: Telecom, ISP, Enterprise WAN, Government Networks
• Function: WAN Interface Expansion Module
• Service Type: Clear Channel T3/E3 Transport

WHY CHOOSE THIS PRODUCT?

• Organizations choose the Cisco SPA-2XT3/E3 because it provides a reliable bridge between legacy WAN infrastructure and modern carrier-grade IP/MPLS networks. In large-scale service provider environments, many customers still rely on T3/E3 circuits, making backward compatibility essential for uninterrupted service delivery during network transformation.
• Compared with fixed interface solutions or generic WAN adapters, this Cisco Shared Port Adapter is fully integrated into the ASR 9000 modular architecture, ensuring high performance, carrier-grade reliability, and seamless scalability. It enables operators to extend network lifespan, optimize capital expenditure, and support phased modernization strategies without disrupting existing services. This makes it a cost-effective and strategically important component in hybrid WAN environments.