• Cisco A900-RSP2A-128 ASR 900 RSP2A silver router with ports
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Cisco

Cisco A900-RSP2A-128 | ASR 900 RSP2A | 128G fabric | Base Scale | 1+1 RSP redundancy | IOS XE

A900-RSP2A-128

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Description

Route Switch Processor 2A for ASR 900 Series, delivering 128G switching fabric throughput with Base Scale capacity for metro aggregation and edge routing. Supports dual-RSP (1+1) redundancy, in-service replacement, and seamless control-plane failover. Designed to power high-availability deployments while line cards handle user-facing interfaces.

Features

- 128G fabric throughput for metro aggregation and edge roles
- Base Scale resources for routing and services
- Hot-swap RSP with in-service replacement
- 1+1 RSP redundancy for high availability
- Tightly integrated with ASR 900 line cards and chassis fabric
- Optimized for IOS XE feature set and automation

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

- Module type: Route Switch Processor (RSP2A)
- Platform: ASR 900 Series chassis
- Fabric throughput: 128 Gbps
- Scale tier: Base Scale
- Redundancy: 1+1 RSP high-availability supported
- Serviceability: Hot-swappable, field-replaceable
- Software: Cisco IOS XE (ASR 900)
- Environmental: Standard build (non-conformal coated)

FAQs

Q: Does this RSP add user-facing interface ports?
A: No. The RSP provides control, switching fabric, and timing/control-plane resources. Interface ports are provided by line cards.

Q: Is 1+1 redundancy supported?
A: Yes. The ASR 900 chassis supports dual RSPs for hitless failover and high availability.

Q: What does Base Scale mean?
A: Base Scale indicates the standard routing/feature scale for the platform. Higher scale tiers require XL Scale hardware and applicable licenses.

Q: Which software does it run?
A: ASR 900 platforms run Cisco IOS XE. Feature availability depends on software release and licenses.

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