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by Cisco
Product Line: Cisco A900-RSP2A-64
Product Type: Routing System Processor
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Original price $0.00 - Original price $2,766.00
Original price
$0.00 - $2,766.00
Current price $0.00
Title: Surplus

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Product Description

The A900-RSP2A-64 Cisco Route Switch Processor features a 120 W power consumption and is equipped with 4 GB DRAM and 2 GB flash memory for efficient processing and storage capabilities. It supports a wide range of Ethernet and TDM/ATM interface modules, including A900-IMA1X, A900-IMA2Z, and more, alongside a maximum interface throughput of 64 Gbps, and it achieves up to 95 Mpps for both IPv4 and IPv6 performance. With a configurable maximum transmission unit (MTU) up to 9216 bytes, and extensive service scale options such as 16,000 MAC addresses, 4,000 bridge domains, and 3,998 Ethernet flow points, this device is designed for high-capacity networking environments.

Key Feature for the A900-RSP2A-64

  • What is the power consumption of the device?
    The power consumption is 120 W.
  • How much RSP memory does it have?
    It has 4 GB of DRAM RSP memory.
  • What type of storage memory is used in this device?
    The device uses 2 GB of flash memory for storage.
  • Can you list the compatible Ethernet Interface Modules?
    Compatible Ethernet Interface Modules include A900-IMA1X, A900-IMA2Z, A900-IMA8S, A900-IMA8S1Z, A900-IMA8T, and A900-IMA8T1Z.
  • What are the TDM and ATM Interface Module compatibility options?
    Compatible modules are A900-IMA8D, A900-IMA16D, A900-IMA32D, A900-IMA4OS, and A900-IMASER14A/S.
  • What is the maximum configurable MTU?
    The maximum configurable MTU is up to 9216 bytes for bridging on Gigabit Ethernet, 10, and 100 Gigabit Ethernet.
  • What is the maximum interface throughput?
    The maximum interface throughput is 64 Gbps.
  • How does the device perform with IPv4 and IPv6 traffic?
    IPv4 and IPv6 performance are both at 95 Mpps.
  • What types of management and timing ports are available?
    Management ports include an RJ45 connector port and a Type A receptacle connector port. Timing ports include an RJ-48 connector port and a mini-coax connector port.
  • What is the device's operating temperature range?
    The operating temperature range is up to 40 °C.

Product Review

The Cisco A900-RSP2A-64 offers a maximum interface throughput of 64 Gbps and supports both IPv4 and IPv6 performance at 95 Mpps, making it suitable for high-speed data transmission requirements. However, with 4 GB of DRAM and 2 GB of flash memory, its storage capacity may be limiting for extensive network configurations and applications requiring substantial memory. Additionally, its compatibility with a wide range of Ethernet and TDM/ATM interface modules enhances its adaptability in various networking environments, though its power consumption of 120 W could be a concern for energy-conscious deployments.


The Cisco A900-RSP2A-64 stands as a pivotal component in the realm of networking, designed to cater to the demanding requirements of modern network infrastructures. This product is engineered to support a wide range of network applications, from basic connectivity to high-speed, high-volume data transmission, offering a comprehensive solution for managing network traffic efficiently. At the heart of the Cisco A900-RSP2A-64 is its powerful hardware configuration, which includes a DRAM-based Route Switch Processor (RSP) memory of 4 GB, ensuring swift and reliable data processing capabilities. Complementing this is a 2 GB flash memory, providing ample storage for the operating system and application files, facilitating quick booting and load times. The device operates with a power consumption of 120 W, balancing performance with energy efficiency. Key specifications include:
  • Maximum Transmission Unit (MTU) configurable up to 9216 bytes, supporting efficient data handling for Gigabit Ethernet and 10/100 Gigabit Ethernet bridging.
  • Maximum interface throughput of 64 Gbps, enabling high-speed data transfer and connectivity across network interfaces.
  • IPv4 and IPv6 performance rated at 95 Mpps (million packets per second), ensuring fast and reliable packet processing for both protocols.
The Cisco A900-RSP2A-64 is compatible with a broad array of Ethernet and TDM/ATM interface modules, including but not limited to A900-IMA1X, A900-IMA2Z, A900-IMA8S, and A900-IMA8D, among others. This compatibility extends the device’s flexibility and adaptability, allowing it to seamlessly integrate into various network configurations and support a wide range of network services. In terms of connectivity, the device boasts management ports featuring an RJ45 connector port and a Type A receptacle connector port, alongside timing ports that include an RJ-48 connector port and a mini-coax connector port. These ports facilitate comprehensive management and synchronization capabilities, enabling precise timing and control over network operations. The hardware's durability and reliability are underscored by its mean time between failures (MTBF) rate of 400,000 hours, indicating a high level of dependability for critical network operations. Additionally, the device operates efficiently within a temperature range up to 40 °C, ensuring stable performance under varying environmental conditions. Network capacity and scalability are hallmarks of the Cisco A900-RSP2A-64, supporting up to 16,000 MAC addresses, 4,000 bridge domains, and nearly 4,000 Ethernet flow points. It also facilitates up to 1,000 multicast routes, showcasing its capability to handle extensive network traffic and routing requirements. The device is also equipped to support 128 MPLS VPNs, providing secure and scalable virtual network infrastructure. For network administrators, the device offers extensive traffic management features, including 4,000 queues for prioritizing network traffic, 1,000 class maps for traffic classification, and 3,000 ingress policers for traffic policing, ensuring optimal traffic flow and network performance. The Cisco A900-RSP2A-64 emerges as a robust and versatile networking solution, designed to meet the evolving demands of modern network environments. Its comprehensive feature set, combined with its compatibility and performance capabilities, makes it an ideal choice for organizations seeking to enhance their network infrastructure.


Item NumberCisco A900-RSP2A-64
Energy Use120 Watts
Processor Memory TypeDRAM
Processor Memory Capacity4 Gigabytes
Internal Storage TypeFlash
Internal Storage Capacity2 Gigabytes
Operation Capability LevelBase
Compatible Ethernet ModulesA900-IMA1X, A900-IMA2Z, A900-IMA8S, A900-IMA8S1Z, A900-IMA8T, A900-IMA8T1Z
Compatible TDM/ATM ModulesA900-IMA8D, A900-IMA16D, A900-IMA32D, A900-IMA4OS, A900-IMASER14A/S
Maximum Packet SizeUp to 9216 bytes for Ethernet bridging on 1/10/100 GbE
Peak Interface Bandwidth64 Gigabits per second
IPv4 Throughput95 Million packets per second
IPv6 Throughput95 Million packets per second
Admin Interface TypesRJ45, USB Type A
Clock Interface TypesRJ-48, Mini-Coaxial
Max Operating Temp40 Degrees Celsius
Mean Time Between Failures400,000 hrs
Addressable MAC Entities16,000
Supported Bridge Domains4,000
Configurable Ethernet Flows3,998
Maximum Multicast Paths1,000
Available MPLS Virtual Private Networks128
Total Traffic Queues4,000
Allocatable Class Maps1,000
Rate Limiting Policies3,000

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