Cisco QSFP-40G-SR4
Introduction
The Cisco QSFP-40G-SR4 is a high-speed, multi-mode fiber optic transceiver module designed for use in data center environments. It is part of the Cisco 40 Gigabit Ethernet (40G) portfolio and is commonly used for short-reach applications.
I. Overview
The Cisco QSFP-40G-SR4 transceiver module supports link lengths of up to 100 meters on OM3 multi-mode fiber and up to 150 meters on OM4 multi-mode fiber. It operates using four 10G lanes in each direction, providing a total of 40Gbps bandwidth. This module offers high density and scalability while minimizing power consumption.
II. Key Features
– Connector: MPO/MTP
– Wavelength: 850 nm
– Operating Temperature Range: 0 to 70 degrees Celsius
– Optical Power Output: -7.6 to -1 dBm
– Receiver Sensitivity: -11.5 dBm
III. Applications
A. Data Centers
The Cisco QSFP-40G-SR4 is highly suitable for data center applications where high-speed, short-reach connectivity is required. It can be used for server interconnects, switch-to-switch connections, and storage area network (SAN) applications. Its high density and scalability make it an ideal choice for modern data centers.
B. High-Performance Computing
With its high bandwidth and low latency, the Cisco QSFP-40G-SR4 is an excellent option for high-performance computing environments. It enables fast and efficient data transfer between computing nodes, facilitating complex calculations and simulations.
C. Cloud Computing
In cloud computing environments, the Cisco QSFP-40G-SR4 supports the rapid transfer of large amounts of data between servers and storage systems. It helps ensure the smooth and efficient operation of virtual machines and applications, enhancing overall performance and user experience.
IV. Considerations
A. Fiber Optic Cables
To achieve optimal performance, it is important to select compatible multi-mode fiber optic cables. OM3 or OM4 cables are recommended for maximum reach and bandwidth. The MPO/MTP connectors should also be inspected and cleaned regularly to maintain optimal signal strength.
B. Network Compatibility
Ensure that the network devices and switches being used are compatible with the Cisco QSFP-40G-SR4 module. It is important to consult the product documentation and verify compatibility before installation.
V. Conclusion
The Cisco QSFP-40G-SR4 transceiver module is a versatile and powerful solution for high-speed data center connectivity. With its advanced features and wide range of applications, it provides reliable and efficient connectivity for modern computing environments. When deploying the Cisco QSFP-40G-SR4, it is essential to consider factors such as cable compatibility and network requirements to ensure optimal performance.
