Cisco FET-40G 40GBase-SR4 Fabric Extender Transceiver Module Refurbished

The world of networking is constantly evolving, with technology playing a pivotal role in shaping the way we connect and communicate. Cisco, a global leader in networking solutions, has been at the forefront of this evolution, consistently introducing cutting-edge products to enhance connectivity and performance. One such innovation is the Cisco FET-40G 40GBase-SR4 Fabric Extender Transceiver Module.

Before delving into the specifics of the Cisco FET-40G, it's essential to grasp the fundamental concept of transceiver modules. In networking, a transceiver serves as a device that combines both transmitter and receiver functionalities. It facilitates the transmission of data over a network by converting electrical signals into optical signals for transmission and vice versa for reception.

The Cisco FET-40G is a transceiver module designed to operate within the realm of 40 Gigabit Ethernet (40GbE). The '40GBase-SR4' in its nomenclature denotes its compatibility with the 40 Gigabit Ethernet standard and the use of short-range multimode fiber optics. This particular transceiver is classified as a Fabric Extender Transceiver (FET), emphasizing its application in fabric extenders within a network architecture.

• Data Rate and Compatibility: The Cisco FET-40G supports a data rate of 40 gigabits per second (Gbps), aligning with the 40GbE standard. This high-speed capability makes it suitable for demanding networking environments where rapid data transmission is crucial.
• Connector and Fiber Type: The module is equipped with a multi-fiber push-on (MPO) connector, a standard connector type for high-speed optical networks. Additionally, it utilizes short-range multimode fiber (MMF) optics, indicating its optimal performance over relatively shorter distances within a network.
• Wavelength and Reach: The FET-40G operates on a specific wavelength suitable for short-range communication. The transceiver is designed for relatively shorter reach within a network, making it well-suited for connections within data centers or between closely located network components.
• Form Factor: Cisco FET-40G is designed in a compact form factor, ensuring compatibility with various networking devices. Its form factor makes it easy to integrate into a range of networking equipment, contributing to its versatility.

• Enhanced Network Performance: The 40GBase-SR4 standard, coupled with the Cisco FET-40G, delivers enhanced network performance by providing a 40 Gbps data rate. This is particularly advantageous in scenarios where large volumes of data need to be transferred quickly and efficiently.
• Optimal for Data Centers: The short-range multimode fiber optics and compact form factor make the FET-40G ideal for use in data centers. Its design aligns with the requirements of data center networking, where high-speed connectivity over shorter distances is often a priority.
• Fabric Extender Application: As a Fabric Extender Transceiver, the FET-40G is specifically tailored for fabric extenders in network architectures. Fabric extenders are devices that enhance network connectivity and scalability, and the FET-40G plays a crucial role in ensuring seamless communication within such environments.
• Compatibility with Cisco Products: Cisco designs its networking products to work seamlessly together. The FET-40G is no exception, ensuring compatibility with a range of Cisco networking equipment. This interoperability simplifies the integration process for network administrators and reduces potential compatibility issues.

The FET-40G Cisco 40GBase-SR4 Fabric Extender Transceiver Module provides flexible network configuration options, allowing data center administrators to configure their networks to meet their specific needs. This flexibility is achieved through the use of Cisco's Fabric Extender (FEX) technology.

With FEX, the FET-40G transceiver can be used to extend the network fabric to the server edge, allowing for a more efficient and cost-effective network design. This can be especially useful for data centers with limited space, where it is not feasible to install large switches in each server rack.

The FEX technology also enables the use of different types of transceivers, such as the FET-40G, in the same network. This provides data center administrators with the ability to select the transceiver that best meets their needs, whether it is based on speed, distance, cost, or other requirements.

In addition, the FET-40G transceiver supports advanced features such as Quality of Service (QoS), Link Aggregation Control Protocol (LACP), and Virtual Port Channel (vPC) for network resiliency and high availability. These features can be configured to meet specific network requirements, allowing for a flexible and scalable network design.

In conclusion, the FET-40G Cisco 40GBase-SR4 Fabric Extender Transceiver Module provides flexible network configuration options through the use of Cisco's FEX technology. This allows data center administrators to design their networks to meet their specific needs, including considerations such as cost, speed, distance, and network resiliency.

Reliable and Scalable Network Connectivity

The FET-40G Cisco 40GBase-SR4 Fabric Extender Transceiver Module provides reliable and scalable network connectivity for data center environments. The module is designed to meet the demands of high-speed and high-bandwidth applications, providing a stable and dependable connection.

The FET-40G transceiver supports 40Gbps Ethernet speeds over multimode fiber optic cable, providing fast and reliable data transfer. This high-speed connectivity ensures that data center networks can handle even the most demanding applications, such as large file transfers and video streaming.

In addition, the FET-40G transceiver supports advanced features such as Quality of Service (QoS) and Link Aggregation Control Protocol (LACP), which can be used to optimize network performance and ensure a stable and reliable connection. These features allow data center administrators to manage network traffic effectively, ensuring that critical applications receive the bandwidth they need to operate effectively.

The FET-40G transceiver also provides a scalable network solution, allowing data centers to expand their networks as their needs change. This is achieved through the use of Cisco's Fabric Extender (FEX) technology, which allows the addition of new servers and switches to the network with minimal disruption.

In conclusion, the FET-40G Cisco 40GBase-SR4 Fabric Extender Transceiver Module provides reliable and scalable network connectivity for data center environments. With its high-speed connectivity, advanced network management features, and scalable design, this transceiver module is an ideal solution for data centers that require fast, stable, and flexible network connectivity.

• Manufacturer: Cisco
• Part Number or SKU# FET-40G
• Product Type: Transceiver Module
• Product Name: Cisco 40-Gigabit Fabric Extender Transceiver Module

• Device Type: QSFP+ Transceiver Module
• Form Factor: Plug-in Module

• Connectivity Technology: Wired
• Data Link Protocol: 40 Gigabit Ethernet
• Data Transfer Rate: 40 Gbps

• Interfaces: 1 x Network - LC x 2
• Compatible Slots: 1 x QSFP+

Designed For:

• CISCO Nexus 2148T Fabric Extender
• CISCO Nexus 2224TF Fabric Extender
• CISCO Nexus 2224TP Fabric Extender
• CISCO Nexus 2224TP Fabric Extender (Reversed Airflow Pack)
• CISCO Nexus 2232PP 10GE Fabric Extender
• CISCO Nexus 2232PP 10GE Fabric Extender (Standard Airflow Pack)
• CISCO Nexus 2232PP 10GE Fabric Extender (Reversed Airflow Pack)
• CISCO Nexus 2232TF 10GBASE-T Fabric Extender
• CISCO Nexus 2232TM 10GBASE-T Fabric Extender
• CISCO Nexus 2232TM 10GBASE-T Fabric Extender (Reverse Airflow Pack)
• CISCO Nexus 2232TM-E 10GE Fabric Extender
• CISCO Nexus 2232TP-E Fabric Extender (Standard Airflow Pack)
• CISCO Nexus 2248PQ 10GE Fabric Extender
• CISCO Nexus 2248TP Fabric Extender
• CISCO Nexus 2248TP GE Fabric Extender
• CISCO Nexus 2248TP GE Fabric Extender (For N5K/N2K Bundle)
• CISCO Nexus 2248TP GE Fabric Extender (Reversed Airflow Pack)
• CISCO Nexus 2248TP-E Fabric Extender
• CISCO Nexus 2248TP-E GE Fabric Extender
• CISCO Nexus 2248TP-E GE Fabric Extender (Reversed Airflow Pack)
• CISCO Nexus 2248TP-E GE Fabric Extender (Standard Airflow Pack)

Finally, the Cisco FET-40G 40GBase-SR4 Fabric Extender Transceiver Module stands as a testament to Cisco's commitment to innovation in networking technology. Its compatibility with the 40GbE standard, short-range multimode fiber optics, and fabric extender application make it a versatile and valuable component in modern networking environments.

As technology continues to advance, transceiver modules like the FET-40G play a pivotal role in enabling faster and more reliable communication. Whether in data centers, enterprise networks, or fabric extender deployments, the Cisco FET-40G contributes to the seamless flow of data, supporting the ever-growing demands of modern networking.