Cisco A9K-8T-B 8 Ports Expansion Module
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Cisco A9K-8T-B 8 Ports 10GBPS Medium Queue Line Card Refurbished

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Part Number#: A9K-8T-B
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Short Description:
A9K-8T-B 8 Ports 10 Gigabit Per Second (GBPS) XFP Wired Medium Queue Plug-in module Ethernet Line Card for Aggregation Services Routers (ASR) | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days
Unveiling the Cisco A9K-8T-B 8 Ports 10GBPS Medium Queue Line Card

In the rapidly evolving landscape of networking and telecommunications, the demand for high-speed and reliable data transfer has never been greater. As businesses and individuals continue to generate and consume vast amounts of data, the infrastructure supporting these activities must keep pace. Cisco, a leading provider of networking solutions, addresses this need with the A9K-8T-B 8 Ports 10 Gigabit Per Second (GBPS) XFP Wired Medium Queue Plug-in Module Ethernet Line Card designed for Aggregation Services Routers (ASR).

Understanding the Need for High-Speed Networking

As the digital era unfolds, organizations across various industries are embracing digital transformation, cloud computing, and bandwidth-intensive applications. This paradigm shift necessitates networking equipment that can deliver high-speed data transfer to meet the growing demands of modern businesses.

Overview of The A9K-8T-B Line Card

The A9K-8T-B is a cutting-edge line card engineered by Cisco to address the need for high-performance networking in enterprise environments. Let's delve into its key features and functionalities.

  • Port Configuration: The A9K-8T-B boasts 8 ports, each capable of delivering 10 Gigabits per second (GBPS) data transfer rates. This configuration enables the simultaneous handling of large volumes of data, making it ideal for data-intensive applications and services.
  • XFP Connectivity: Equipped with XFP (10-Gigabit Small Form-Factor Pluggable) interfaces, the A9K-8T-B ensures compatibility with various networking devices. XFP modules offer flexibility and scalability, allowing users to adapt to different networking requirements without the need for extensive hardware changes.
  • Wired Medium Queue: The inclusion of a wired medium queue in the A9K-8T-B enhances its performance and reliability. This feature optimizes the handling of data packets, reducing latency and ensuring a smooth and efficient data transfer process. Wired medium queues are essential for maintaining consistent and low-latency communication in high-traffic environments.
  • Ethernet Line Card for ASR: Specifically designed for Aggregation Services Routers (ASR), the A9K-8T-B seamlessly integrates into Cisco's ASR series, extending their capabilities and providing a scalable solution for network aggregation. This compatibility ensures that users can leverage the full potential of their ASR infrastructure.
Benefits of the A9K-8T-B Line CardEnhanced Network Performance

With 8 ports operating at 10 GBPS, the A9K-8T-B significantly boosts network performance. This is particularly advantageous for organizations dealing with large-scale data transfers, video conferencing, and other bandwidth-intensive applications.

Scalability and Flexibility

The modular design of the A9K-8T-B, featuring XFP interfaces, offers scalability and flexibility. Businesses can expand their network infrastructure without the need for a complete overhaul, making it a cost-effective solution for evolving networking needs.

Reduced Latency

The inclusion of a wired medium queue contributes to reduced latency, ensuring that data packets are processed efficiently. This is crucial for real-time applications, such as VoIP (Voice over Internet Protocol) and online gaming, where low latency is imperative for a seamless user experience.

Optimized for ASR Series

The A9K-8T-B is tailor-made for integration with Cisco's ASR series. This optimized compatibility ensures that users can leverage the advanced features and capabilities of ASR routers while benefiting from the enhanced data transfer capabilities of the line card.

Use Cases and Applications
  • Enterprise Networking: The A9K-8T-B is well-suited for enterprise environments where high-speed and reliable networking is paramount. It can handle the diverse data needs of large organizations, supporting multiple users and applications simultaneously.
  • Data Centers: In data center environments, where massive amounts of data are processed and transferred, the A9K-8T-B's high-speed ports and wired medium queue capabilities are invaluable. It contributes to the efficiency and responsiveness of data center operations.
  • Telecommunications: Telecommunications service providers can benefit from the A9K-8T-B in delivering high-speed internet services to customers. Its compatibility with ASR routers makes it an ideal choice for network aggregation in telecommunications networks.
  • Cloud Services: As businesses increasingly migrate to cloud-based services, the A9K-8T-B provides the necessary infrastructure for seamless connectivity and data transfer within cloud environments. Its scalability ensures that it can adapt to the dynamic nature of cloud services.
Wired Medium Queue for Enhanced Stability

Stability is paramount in networking, and the A9K-8T-B addresses this concern with its wired medium queue. This segment elucidates the role of the wired medium queue in minimizing latency and ensuring a seamless data flow, even in demanding network environments.

XFP Technology: Unleashing High-Speed Performance

The inclusion of XFP (10 Gigabit Small Form Factor Pluggable) technology in the A9K-8T-B is a game-changer. This section delves into the significance of XFP technology, explaining how it contributes to the Line Card's ability to deliver swift and reliable data transmission.

The Ideal Solution for Growing Networks

The A9K-8T-B is a line card module for the Cisco ASR 9000 series router, which is designed to handle the increasing demands of large-scale networks. The A9K-8T-B line card provides eight 10 Gigabit Ethernet ports, which can be used to connect high-speed devices and services, such as servers, storage arrays, and high-performance computing clusters.

One of the key features of the A9K-8T-B line card is its medium queueing mechanism, which is designed to provide high-performance data transfer with low latency and minimal packet loss. This mechanism allows the router to efficiently manage traffic flows and prevent network congestion, ensuring that data is delivered quickly and reliably.

The A9K-8T-B line card is also designed to be highly scalable, allowing network administrators to easily add new ports and upgrade existing ones as their needs evolve. This makes it an ideal solution for growing networks that require flexible and adaptable infrastructure.

In addition to its high-performance and scalability features, the A9K-8T-B line card is also designed for ease of use and management. It supports a range of advanced network protocols and features, including MPLS, IPv6, QoS, and ACLs, which allow administrators to easily configure and manage network traffic and security.


The Cisco A9K-8T-B is a line card designed for use in Cisco ASR 9000 Series routers. It provides 8 ports, each capable of 10 Gbps throughput, and features medium queueing for handling high-speed data flows.

In terms of performance, the A9K-8T-B line card is capable of handling up to 80 Gbps of traffic across its 8 ports. It achieves this through the use of advanced packet processing and forwarding capabilities, such as support for multicast and IPv6 traffic, and the ability to handle up to 1 million routes.

Key Information about Cisco A9K-8T-B Ethernet Line Card
  • Manufacturer: Cisco
  • Model Number or SKU# A9K-8T-B
  • Product Name: Ethernet Line Card
  • Product Type: Expansion Module
Technical Information of Cisco 8 Ports Ethernet Service Module
  • Form Factor: Plug-in module
  • Application/Usage: Optical Network and Data Networking
  • Connectivity Technology: Wired
  • Data Link Protocol: Gigabit Ethernet, 10 Gigabit Ethernet
  • Remote Management Protocol: SNMP 3
  • Capacity:
    • IPv4 routes: 1,300,000
    • MAC addresses: 1,000,000
  • Status Indicators: Port status, status
I/O Expansions of Cisco A9K-8T-B Expansion Module
  • Expansion Slots: 8 (total) / 8 (free) x XFP
  • Compatible Slots: 1 x Expansion Slot
  • Expansion Slot Type: Xfp
  • Maximum: 350W – 630W (depending on the card type)
  • Typical: 310W – 565W
  • ASR 9000 Series Aggregation Services Routers

Outline, the A9K-8T-B 8 Ports 10 Gigabit Per Second (GBPS) XFP Wired Medium Queue Plug-in Module Ethernet Line Card for Aggregation Services Routers (ASR) represents a significant advancement in networking technology. Its high-speed ports, wired medium queue, and compatibility with ASR routers make it a versatile solution for organizations seeking to enhance their network capabilities. As the demand for faster and more reliable data transfer continues to grow, the A9K-8T-B stands as a testament to Cisco's commitment to delivering cutting-edge networking solutions for the digital age.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.


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