Cisco ASR-903 Rack Mountable Router Chassis
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Cisco ASR-903 Router Chassis 6 X Expansion Slot Internal New

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Part Number#: ASR-903
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Short Description:
ASR-903 8 Slots Redundant Power Supply 3U Rack-Mountable 6 X Expansion Slot Router Chassis | Made by Cisco | New Factory Sealed | Lead Time Required
Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Overview of the Cisco ASR-903 Expansion Slot Router Chassis

In the realm of networking infrastructure, the Cisco ASR-903 stands tall as a robust and versatile solution, specifically designed to meet the ever-evolving demands of modern connectivity. Among its many impressive features, the 8-slot Redundant Power Supply 3U Rack Mountable Router Chassis stands out as a powerhouse, offering unparalleled performance and reliability. Cisco's ASR (Aggregation Services Router) series is renowned for its cutting-edge technology and high-performance capabilities. The ASR-903, belonging to this series, is crafted to address the challenges posed by the modern networking landscape.

8 Slots for Versatility

One standout feature of the ASR-903 is its 8-slot design. This allows for unprecedented versatility, enabling the router to accommodate various interface modules and cards to cater to specific networking demands. Whether it's high-speed data, voice, or video, the 8 slots offer a scalable solution for businesses of all sizes.

Advanced Routing Capabilities

Beyond its physical attributes, the ASR-903 boasts advanced routing capabilities. It supports a range of protocols, including BGP, OSPF, and EIGRP, empowering network administrators to implement complex routing schemes to optimize traffic flow and enhance network performance.

High-Performance Processor

At the heart of the ASR-903 is a high-performance processor that ensures swift and efficient data processing. This is particularly crucial in scenarios where real-time data transmission is imperative, such as in video conferencing or online gaming applications.

Key Features

  • Eight Expansion Slots: The ASR-903 comes with eight expansion slots, allowing for the integration of various interface modules and line cards. This scalability is essential for adapting to evolving network needs, ensuring that the router can accommodate an expanding array of services and applications.
  • Redundant Power Supply: The inclusion of a redundant power supply enhances the reliability of the ASR-903. In the event of a power supply failure, the redundant system seamlessly takes over, minimizing downtime and ensuring continuous network operation. This feature is particularly critical for mission-critical applications where uninterrupted connectivity is paramount.
  • 3U Rack Mountable: The 3U form factor of the router chassis makes it a space-efficient solution for data centers and network closets. This compact design allows for optimal use of rack space, contributing to a more organized and manageable networking infrastructure.
  • High Performance: The ASR-903 is engineered for high-performance networking. It supports advanced routing and switching capabilities, making it suitable for bandwidth-intensive applications. Whether handling data, voice, or video traffic, this router ensures a smooth and efficient flow of information across the network.
  • Scalable Architecture: The modular architecture of the ASR-903 facilitates scalability. As network requirements evolve, administrators can easily expand the router's capabilities by adding additional modules or upgrading existing ones. This scalability future-proofs the investment, providing a cost-effective solution that can adapt to changing business needs.

Benefits of the Cisco ASR-903

  • Reliability: The redundant power supply and robust design of the ASR-903 contribute to high levels of reliability. Businesses can depend on this router to maintain connectivity even in challenging circumstances.
  • Scalability: With eight expansion slots, the ASR-903 offers scalability to accommodate the growth of network infrastructure. This scalability is a key advantage for businesses experiencing expansion or evolving connectivity needs.
  • Performance: The router's high-performance capabilities ensure that it can handle the demands of modern applications and services. This is particularly important in environments where high bandwidth and low latency are critical.
  • Space Efficiency: The 3U rack-mountable design optimizes space in data centers and network closets. This is especially beneficial in environments where space is at a premium, allowing for efficient use of rack space.

Use Cases

The Cisco ASR-903 is well-suited for a variety of use cases across different industries. Some notable implementations include:

  • Enterprise Networks: The ASR-903 is ideal for large enterprises with diverse networking requirements. Its scalability allows it to support a wide range of services, from basic data connectivity to advanced voice and video applications. Large enterprises with sprawling networks can leverage the ASR-903 to create a robust infrastructure that supports high-speed data transfer, reliable voice communication, and seamless video conferencing. The 8-slot design caters to the diverse needs of large-scale operations.
  • Data Centers: In data center environments, where space is a critical factor, the 3U rack-mountable design of the ASR-903 is advantageous. Its high-performance capabilities make it suitable for handling the networking needs of modern data centers.
  • Service Providers: Service providers can leverage the ASR-903 to deliver reliable and scalable networking services to their customers. The router's modular architecture allows service providers to customize their offerings based on client needs.

Advanced Routing Protocols

The ASR-903 Cisco ASR 903 Router Chassis is a high-performance router that is designed to support advanced routing protocols such as Border Gateway Protocol (BGP) and Open Shortest Path First (OSPF). These protocols allow the router to exchange routing information with other routers in a network and make intelligent decisions about how to route traffic based on factors such as network congestion, link costs, and other metrics. The ASR-903 also supports advanced features such as Virtual Routing and Forwarding (VRF) and Multi-Protocol Label Switching (MPLS) to improve network scalability, security, and reliability. Additionally, the redundant 8-slot power supply ensures that the router can continue to operate even if one of the power supplies fails, which increases the availability of the router.

Remote Management and Access

The ASR-903 Cisco ASR 903 Router Chassis Redundant 8 Slots Power Supply is a high-performance router designed to handle the demands of enterprise and service provider networks. It features advanced routing protocols such as Border Gateway Protocol (BGP) and Open Shortest Path First (OSPF) to provide efficient routing and fast convergence. The router also includes remote management and access capabilities, allowing for secure and convenient management of the device from remote locations. This can be done via various protocols like Telnet, SSH, SNMP, and web interfaces. This allows network administrators to the router from anywhere, making it easy to manage large networks and ensure high availability.


The Cisco ASR 903 Router Chassis is designed to provide high-performance routing capabilities for service providers and enterprise networks. It is equipped with advanced routing protocols such as Border Gateway Protocol (BGP), Open Shortest Path First (OSPF), and Enhanced Interior Gateway Routing Protocol (EIGRP) to provide efficient and reliable routing of data traffic.

One of the key features of the ASR-903 is its remote management and access capabilities. The router allows for remote monitoring and configuration through the use of a Simple Network Management Protocol (SNMP) and Cisco's command-line interface (CLI). This allows network administrators to manage the router remotely, reducing the need for on-site maintenance and increasing network uptime.

The ASR-903 is also designed to be interoperable with other Cisco products, allowing for seamless integration into existing Cisco networks. This includes compatibility with Cisco's IOS XR software, which is a feature-rich operating system optimized for service provider environments. Additionally, it also supports virtualization and network functions virtualization (NFV) platforms, providing a flexible and scalable networking solution.

General Information about this Cisco ASR-903 Router Chassis

  • Manufacturer: Cisco
  • Part Number or SKU# ASR-903
  • Product Type: Router Chassis

I/O Expansions

  • Number of Total Expansion Slots: 8
  • Expansion Slot Type: Route Processor

Network & Communication

  • VoIP Supported: No

Power Description

  • PoE (RJ-45) Port: No
  • Redundant Power Supply Supported: Yes

In short, the Cisco ASR-903 8-Slot Redundant Power Supply 3U Rack-Mountable Router Chassis stands as a robust and flexible networking solution. With its 8-slot configuration, redundant power supply, and rack-mountable design, it addresses the evolving needs of modern networking environments. Whether deployed in data centers, service provider networks, or enterprise settings, the ASR-903 delivers high availability, scalability, and efficient performance, making it a key player in Cisco's Aggregation Services Router family. As organizations continue to demand reliable and scalable networking solutions, the ASR-903 remains a noteworthy choice in the realm of networking infrastructure.

Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

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