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Home Networking Network Adapter Cisco SPA-4XOC3-POS-V2 4-Port OC-3/STM-1 POS Shared Port Adapter

Cisco SPA-4XOC3-POS-V2 4-Port OC-3/STM-1 POS Shared Port Adapter

Cisco SPA-4XOC3-POS-V2 4-Port OC-3/STM-1 POS Shared Port Adapter

Brand:

Cisco

The Cisco SPA-4XOC3-POS-V2 is a high-performance Shared Port Adapter (SPA) designed for Cisco carrier-class routing platforms. It delivers four OC-3/STM-1 Packet over SONET (POS) interfaces, enabling reliable WAN connectivity, low-latency packet transport, and scalable network expansion for telecom operators, internet service providers, and enterprise backbone deployments.

OVERVIEW

The Cisco SPA-4XOC3-POS-V2 is a high-performance network module designed to expand Cisco routers’ connectivity with four OC-3/STM-1 Packet over SONET (POS) ports. Its shared port adapter (SPA) architecture enables flexible network configurations while delivering reliable, high-speed WAN connectivity.
This module is ideal for service providers, enterprise WAN, and high-capacity networks in Singapore, offering scalable, high-availability solutions. The SPA-4XOC3-POS-V2 ensures efficient traffic handling, simplified integration, and mission-critical reliability for backbone networks.

USE CASES

Service provider backbone networks
ISP WAN aggregation
Enterprise WAN connectivity
Metropolitan Area Networks (MAN)
Government communication infrastructure
Financial institution network backbones
Data center interconnection
Optical transport network deployments
Telecom infrastructure modernization
Mission-critical routing environments

KEY FEATURES

Four OC-3/STM-1 Packet over SONET interfaces
Shared Port Adapter (SPA) architecture
High-speed optical WAN connectivity
Carrier-grade network reliability
Low-latency packet forwarding
Scalable interface expansion
Optimized for service provider environments
Supports continuous network availability
Efficient bandwidth utilization
Enterprise and telecom-ready deployment
Simplified installation and maintenance
Designed for long-term operational stability

TECHNICAL SPECIFICATIONS

Brand: Cisco
Model / Part Number: SPA-4XOC3-POS-V2
Product Type: Network Module / Shared Port Adapter (SPA)
Ports: 4x OC-3 / STM-1 Packet over SONET (POS)
Port Type: WAN POS (Packet over SONET / SDH)
Form Factor: SPA Module (fits compatible Cisco routers)
Hot-Swappable: Supported if chassis allows
Deployment: Enterprise WAN, Service Provider Networks, High-Capacity Backbone Networks
Compatibility: Cisco routers supporting SPA modules
Redundancy / High Availability: Supports HA deployment for critical networks
Use Case: Backbone WAN connectivity, enterprise network expansion, service provider network expansion
Environment: Indoor / Rack-mount data centre or network equipment environments
Architecture: Shared Port Adapter (SPA) for flexible port allocation and efficient network utilization

WHY CHOOSE THE MODEL?

Expand WAN Capacity – Add four OC-3/STM-1 POS ports to your Cisco router
Flexible Port Allocation – Shared Port Adapter optimizes network resources
Minimize Downtime – Hot-swappable (if chassis allows) for continuous operation
Enterprise & Service Provider Reliability – Trusted Cisco quality for mission-critical networks
Scalable Solution – Ideal for backbone networks and multi-site connectivity in Singapore
Simplified Network Management – Easily integrates into existing Cisco SPA-capable devices

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