Cisco WS-X4908-10GE 8 Ports Expansion Module
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Cisco WS-X4908-10GE 8 Ports Expansion Module Catalyst Refurbished

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Part Number#: WS-X4908-10GE
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Short Description:
WS-X4908-10GE Catalyst 4900M 10 Gigabits 8 Ports Ethernet half-card Expansion Module | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days
Product Overview of the Cisco 8 Ports Expansion Module

The Cisco WS-X4908-10GE Catalyst 8 Ports 10 Gigabits Expansion Module is a powerful networking solution designed to enhance the capabilities of Cisco Catalyst switches. In this detailed exploration, we will delve into the key features, specifications, benefits, and applications of this 8 Ports expansion module. Whether you are an IT professional, network administrator, or someone seeking to understand networking technologies.

Understanding Cisco Catalyst Switches

Before delving into the specifics of the WS-X4908-10GE module, let's establish a foundational understanding of Cisco Catalyst switches. These switches are integral components in network infrastructures, facilitating the efficient and secure transfer of data between devices. Catalyst switches play a crucial role in managing and directing network traffic, ensuring seamless communication within an organization's network.

Expansion Modules

Expansion modules serve as augmentations to existing network equipment, enabling users to extend the capabilities of their networking devices. In the case of the Cisco WS-X4908-10GE, this expansion module is designed to enhance a Catalyst switch's capacity to handle 10 Gigabit Ethernet connections. Let's break down the key aspects of this module:

Eight Ports for Increased Connectivity

The WS-X4908-10GE module boasts eight ports, providing ample connectivity options for various networked devices. Each port supports 10 Gigabits per second (Gbps) data transfer speed, ensuring high-speed data transmission across the network.

Compatibility with Catalyst Switches

This expansion module is specifically engineered for compatibility with Cisco Catalyst switches. It seamlessly integrates into the existing infrastructure, allowing users to upgrade their network capabilities without the need for extensive overhauls or replacements.

Key Features of WS-X4908-10GE

To gain a deeper understanding of the WS-X4908-10GE module, let's explore its key features that contribute to its effectiveness in networking environments:

High-Speed Data Transfer

One of the standout features of this expansion module is its support for 10 Gigabit Ethernet. This high-speed data transfer capability is essential for handling bandwidth-intensive applications and ensuring optimal performance in modern networks.


Scalability is a crucial factor in network design, especially as organizations grow and their networking needs evolve. The WS-X4908-10GE module offers scalability by providing eight ports, accommodating the increasing demand for network connectivity.

Hot Swappable Design

The hot-swappable design of the WS-X4908-10GE module enhances the flexibility of network management. Hot swapping allows for the replacement or addition of modules without powering down the entire system, minimizing downtime and disruptions to network operations.

Layer 2 and Layer 3 Support

This expansion module provides support for both Layer 2 and Layer 3 networking functionalities. Layer 2 refers to the data link layer, which deals with local addressing and the framing of data packets, while Layer 3 involves network layer functions such as routing and addressing.

Technical Specifications

Understanding the technical specifications of the WS-X4908-10GE module is essential for making informed decisions regarding its implementation. Let's explore the detailed specifications of this expansion module:

Data Transfer Rate

The WS-X4908-10GE module supports a data transfer rate of 10 Gigabits per second on each of its eight ports. This ensures high-speed data transmission and is particularly advantageous for bandwidth-intensive applications such as video streaming and large file transfers.


This expansion module is compatible with select Cisco Catalyst switches. Users should verify the compatibility of their existing infrastructure before integrating the WS-X4908-10GE into their network.

Form Factor

The form factor of the WS-X4908-10GE module is a critical consideration, especially in environments where space is limited. This expansion module is designed to fit seamlessly into compatible Catalyst switches, optimizing space utilization within networking equipment racks.

Dimensions and Weight

Understanding the physical dimensions and weight of the WS-X4908-10GE module is essential for planning and installation. The module's dimensions and weight contribute to factors such as rack space requirements and overall system stability.

Benefits of WS-X4908-10GE

Implementing the Cisco WS-X4908-10GE module in a network infrastructure offers several benefits that contribute to enhanced performance, reliability, and flexibility. Let's explore these advantages in detail:

Increased Network Bandwidth

The primary benefit of the WS-X4908-10GE module is the significant increase in network bandwidth. With each port supporting 10 Gigabits per second, organizations can meet the growing demand for high-speed data transfer, supporting bandwidth-hungry applications and ensuring a responsive network.

Seamless Integration

Cisco has designed the WS-X4908-10GE module to seamlessly integrate with Catalyst switches, providing a hassle-free upgrade path for existing network infrastructures. This ensures that organizations can enhance their network capabilities without the need for a complete overhaul.

Flexibility in Network Design

The modular nature of the WS-X4908-10GE module contributes to the flexibility of network design. Organizations can customize their network configurations based on specific requirements, adding or replacing modules as needed to adapt to changing demands.

Minimal Downtime

The hot-swappable design of the WS-X4908-10GE module minimizes downtime during installation or maintenance activities. This is particularly advantageous in environments where uninterrupted network connectivity is critical for business operations.

Applications of WS-X4908-10GE:

The WS-X4908-10GE module finds applications in various networking scenarios where high-speed data transfer and scalability are paramount. Let's explore some common use cases for this expansion module:

Data Centers

In data center environments, where the volume of data transfer is exceptionally high, the WS-X4908-10GE module proves invaluable. Its support for 10 Gigabit Ethernet ensures that data can be transferred rapidly within the data center network, supporting the performance requirements of servers and storage systems.

Enterprise Networks

Large enterprises with extensive network infrastructures benefit from the scalability and high-speed connectivity offered by the WS-X4908-10GE module. It allows these organizations to meet the demands of a growing number of networked devices and applications, ensuring a reliable and responsive network.

Research and Development

In research and development environments, where data-intensive applications and simulations are common, the WS-X4908-10GE module provides the necessary bandwidth to facilitate smooth and efficient data transfer. This is crucial for researchers and engineers working on projects that require real-time collaboration and data analysis.

Video Streaming and Broadcasting

Industries involved in video streaming, broadcasting, and media production benefit from the high-speed capabilities of the WS-X4908-10GE module. It supports the seamless transfer of large video files, contributing to the production and delivery of high-quality multimedia content.

General Information about the Cisco WS-X4908-10GE
  • Manufacturer: Cisco
  • Model Number or SKU# WS-X4908-10GE
  • Product Type: Expansion Module
Technical Details of Expansion Module
  • Total Number of Ports: 8
  • Application/Usage: Data Networking
  • Form Factor: Plug-in module
Performance of 8-Port Module
  • Data Transfer Rate: 10 Gbps Gigabit Ethernet
  • Wiring Type: Ethernet 10GBase-X
  • Data Link Protocol: 10 GigE
I/O Expansions
  • Expansion Slots: 8 x X2
  • Management & Protocols
  • Management:
  • SNMP (Simple Network Management Protocol)
  • Telnet
  • VLAN (Virtual Local Area Network)
  • CiscoWorks LAN Management Solution (LMS)
  • CiscoWorks Resource Manager Essentials (SNMS)
Web-based Management
  • DHCP (Dynamic Host Configuration Protocol)
  • QoS (Quality of Service)
  • RMON (Remote Monitoring)
  • Expansion Slots: 8 (total)/8 (free) x X2
  • Compatible Slots: 1 x expansion slot


  • Compatibility: Cisco Catalyst 4900 Series Switches

Outline, the Cisco WS-X4908-10GE Catalyst expansion module stands as a testament to Cisco's commitment to delivering high-performance networking solutions. With its advanced features, scalability, and seamless integration, this module addresses the evolving needs of modern networks. Whether deployed in data centers, high-performance computing environments, large enterprises, or educational institutions, the WS-X4908-10GE Catalyst proves to be a reliable and efficient choice for organizations seeking to optimize their network infrastructure. By following the installation guidelines and understanding its use cases, businesses can harness the full potential of the Cisco WS-X4908-10GE Catalyst to achieve a resilient and high-performance network.

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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