Cisco QSFP-40G-LR4-S
I. Introduction
The Cisco QSFP-40G-LR4-S is a high-performance transceiver module designed for 40 Gigabit Ethernet (40GbE) applications. It is part of Cisco’s QSFP (Quad Small Form-factor Pluggable) product family, offering a compact and flexible solution for high-speed data transmission over long distances. This article will provide a detailed overview of the Cisco QSFP-40G-LR4-S, including its features, specifications, and applications.
II. Features
– QSFP form factor: The Cisco QSFP-40G-LR4-S features a compact form factor, allowing for seamless integration into various networking devices such as switches, routers, and network interface cards.
– High-speed performance: With a data rate of 40Gbps, this transceiver module offers reliable and fast data transmission for demanding network applications.
– Long-range connectivity: The \”LR4\” in the product name indicates the module’s ability to support transmission distances of up to 10 kilometers.
– Wavelength multiplexing technology: The transceiver module utilizes wavelength division multiplexing (WDM) technology to transmit and receive data using four wavelengths simultaneously.
– Duplex LC connector: The QSFP-40G-LR4-S utilizes duplex LC connectors to ensure reliable and easy connectivity with compatible devices.
– Digital diagnostics monitoring: The transceiver module incorporates digital diagnostics monitoring capabilities, allowing for real-time monitoring of vital operational parameters such as temperature, voltage, and laser bias current.
III. Specifications
– Interface: 40GBASE-LR4
– Form factor: QSFP
– Wavelength: Four wavelengths (1271nm, 1291nm, 1311nm, and 1331nm)
– Maximum transmission distance: 10 kilometers
– Connector type: Duplex LC
– Operating temperature range: 0°C to 70°C (32°F to 158°F)
– Power consumption: Less than 4.5W
IV. Applications
The Cisco QSFP-40G-LR4-S is widely used in high-speed data center and enterprise network environments. Its long-range connectivity, coupled with its high data rate, makes it ideal for a range of applications, including:
– High-performance computing clusters
– Metro networks
– Backbone networks
– Storage area networks (SANs)
– Data center interconnects
V. Conclusion
In conclusion, the Cisco QSFP-40G-LR4-S is a versatile and high-performance transceiver module designed for 40GbE applications. Its compact form factor, long-range connectivity, and advanced features make it an excellent choice for demanding network environments. Whether used in high-performance computing clusters or data center interconnects, the QSFP-40G-LR4-S offers reliable and fast data transmission, ensuring seamless connectivity for critical network operations.
