WSP-Q40GLR4L Cisco 40GBPS Single-Mode QSFP+ Transceiver Refurbished

The Cisco WSP-Q40GLR4L 40GBPS Single-Mode QSFP+ Transceiver Module is a high-performance transceiver module that is designed to work with Cisco's 40 Gigabit Ethernet (40 GbE) and 100 Gigabit Ethernet (100 GbE) platforms. The module uses a quad small form-factor pluggable (QSFP+) interface and supports 40 Gbps data rates over a single-mode fiber (SMF) optical link with a maximum distance of 40 kilometers.

• The module has four separate transmit and receive channels, each with a data rate of 10 Gbps, which allows for the transmission of 40 Gbps of data over a single fiber. It also has a built-in digital diagnostic monitoring (DDM) feature that allows for real-time monitoring of the module's operating parameters, such as power, temperature, and laser bias current.
• The Cisco module supports a wide range of wavelength options, including CWDM, DWDM, and CWDM-DWDM, making it compatible with a variety of network environments. It also supports a wide operating temperature range of -5 to 85 degrees Celsius, making it suitable for use in harsh environments.
• The module is compliant with the IEEE 802.3ba standard and is RoHS compliant. It also meets the safety and electromagnetic compatibility (EMC) requirements of the IEC 61753-1 and IEC 61753-2 standards.

In the fast-paced world of networking, the demand for high-speed data transmission is ever-growing. Cisco, a global leader in networking solutions, introduces the WSP-Q40GLR4L 40Gigabytes Per Second (GBPS) Single-mode Quad Small Form-Factor Pluggable Plus (QSFP+) Transceiver Module. This cutting-edge module is designed to meet the escalating needs of modern data centers and telecommunications infrastructure. In this comprehensive guide, we delve into the features, benefits, and applications of the Cisco WSP-Q40GLR4L, exploring how it elevates network performance and reliability.

Understanding the Basics: Before diving into the specifics of the Cisco WSP-Q40GLR4L, let's unravel the core concepts behind its design and functionality.

• The Quad Small Form-Factor Pluggable Plus (QSFP+) is a compact, hot-swappable transceiver used for high-speed communication in networking applications. It supports data rates of up to 40 gigabytes per second (GBPS) and is widely adopted in data centers, enterprise networks, and telecommunications.

• The Cisco WSP-Q40GLR4L operates over single-mode fiber, a type of optical fiber designed for the transmission of a single mode of light. This ensures higher bandwidth and longer-distance transmission, making it ideal for large-scale networks.
• Exploring the Cisco WSP-Q40GLR4L: Now, let's take a closer look at the key features and specifications that make the Cisco WSP-Q40GLR4L a standout choice in the realm of high-performance networking.

• At the heart of the Cisco WSP-Q40GLR4L is its impressive data transmission speed of 40 gigabytes per second. This capability is crucial for handling the ever-increasing volume of data in modern networks, enabling seamless communication and data transfer.

• The QSFP+ form factor ensures a compact design, allowing for higher port density in networking devices. This small form factor is particularly advantageous in environments where space is at a premium, such as densely populated data centers.

• The transceiver module's compatibility with single-mode fiber extends its reach and reliability. Single-mode fiber enables data transmission over longer distances with minimal signal degradation, making it an excellent choice for large-scale network deployments.

• The "Quad" in the QSFP+ nomenclature signifies that the module supports four separate communication channels. This quad configuration enhances efficiency by enabling parallel data transmission, resulting in higher overall throughput.

• The Cisco WSP-Q40GLR4L employs advanced optical communication technology, ensuring low latency and high signal integrity. This is crucial for applications that demand real-time data transmission, such as video streaming, online gaming, and financial transactions.

• The hot-swappable design of the module allows for easy installation and replacement without disrupting the entire network. This feature contributes to improved network reliability and reduced downtime during maintenance or upgrades.
• Benefits of Cisco WSP-Q40GLR4L: The Cisco WSP-Q40GLR4L is not just about speed and efficiency; it brings forth a range of benefits that cater to the evolving needs of network administrators and IT professionals.

• With its 40GBPS data transmission speed, the Cisco WSP-Q40GLR4L is designed to handle the current demands of high-performance networks. Moreover, its scalability ensures that it can accommodate future increases in data traffic, providing a future-proof solution for evolving network requirements.

• In critical networking environments, reliability is paramount. The Cisco WSP-Q40GLR4L excels in providing a reliable and stable connection, thanks to its advanced optical communication technology. This ensures consistent signal quality, reducing the risk of data loss or network disruptions.

• While high-speed networking solutions are often associated with high costs, the Cisco WSP-Q40GLR4L offers a cost-effective alternative. Its combination of advanced features, scalability, and reliability makes it a sound investment for organizations seeking optimal performance without compromising budget constraints.
• Applications in Networking: The versatility of the Cisco WSP-Q40GLR4L makes it suitable for a variety of networking applications. Let's explore some key use cases where this transceiver module shines.

• In the dynamic landscape of modern data centers, the Cisco WSP-Q40GLR4L plays a pivotal role in supporting high-speed data transmission between servers, switches, and storage systems. Its compact form factor and high throughput make it an ideal choice for optimizing data center connectivity.

• Telecommunications networks demand robust and high-performance components to handle the vast amount of data traffic. The Cisco WSP-Q40GLR4L excels in this regard, providing a reliable and efficient solution for telecommunications infrastructure, including long-distance connections.

• Large enterprises with extensive networking requirements benefit from the Cisco WSP-Q40GLR4L's ability to handle high data volumes. Whether connecting multiple office locations or supporting bandwidth-intensive applications, this transceiver module ensures a seamless and responsive network.
• Installation and Compatibility: Ensuring seamless integration with existing networking equipment is essential for the success of any network upgrade or expansion. Let's delve into the installation process and compatibility considerations for the Cisco WSP-Q40GLR4L.

• The Cisco WSP-Q40GLR4L is optimized for seamless integration with Cisco networking equipment. It is essential to verify compatibility with specific Cisco devices to ensure optimal performance. Cisco provides comprehensive documentation and compatibility guides, making it easier for network administrators to plan and execute installations.

• While designed with Cisco devices in mind, the QSFP+ standard ensures a degree of interoperability with third-party networking equipment. However, thorough testing and verification are recommended to guarantee compatibility and performance.
• Maintenance and Troubleshooting: To maintain peak performance and address any potential issues, regular maintenance, and troubleshooting are essential aspects of network management. Here, we outline some best practices for maintaining the Cisco WSP-Q40GLR4L.

• Dust and debris can accumulate on the transceiver module's connectors over time, potentially degrading signal quality. Regular inspections and cleaning with appropriate tools help maintain optimal performance. Cisco provides guidelines for safe cleaning procedures to prevent damage to the module.

• Keeping the transceiver module's firmware up to date is crucial for addressing potential security vulnerabilities and ensuring compatibility with the latest networking standards. Cisco typically releases firmware updates through its official channels, and network administrators should follow recommended procedures for updating module firmware.

• The Cisco WSP-Q40GLR4L 40GBPS Single-Mode QSFP+ Transceiver Module is a high-performance transceiver module that is compliant with several industry standards. These standards ensure that the module is compatible with a wide range of network equipment and protocols and that it can deliver reliable and efficient data transfer.
• One of the key compliant standards for this module is the QSFP+ (Quad Small Form-factor Pluggable Plus) standard. This standard defines the form factor, electrical interface, and optical interface for 40Gbps transceiver modules. It is designed to be backward-compatible with existing QSFP and SFP+ modules, allowing for easy integration into existing networks.
• Another compliant standard for the Cisco product is the IEEE 802.3ba standard for 40Gbps Ethernet. This standard defines the specifications for 40Gbps Ethernet networks, including the physical layer, data link layer, and management protocols. The module is designed to be fully compliant with this standard, ensuring that it can operate seamlessly in 40Gbps Ethernet networks.
• The module also complies with the RoHS (Restriction of Hazardous Substances) directive, which regulates the use of certain hazardous materials in electronic products. This ensures that the module is safe and environmentally friendly and that it meets the requirements of many countries and regions.
• In addition, the module is compliant with the TIA/EIA-942 standard, which defines the requirements for telecommunications infrastructure. This standard ensures that the module can be used in data centers and other telecommunications environments and that it can meet the high-performance and reliability requirements of these applications.

The Cisco WSP-Q40GLR4L 40GBPS Single-Mode QSFP+ Transceiver Module is a high-quality, reliable transceiver module that is designed to provide fast and efficient data transfer over long distances. The module includes several key components that contribute to its superior performance, including:

• High-Speed Data Transfer: The module supports a data transfer rate of 40 Gbps, which is ideal for high-bandwidth applications such as data centers, cloud computing, and enterprise networks.
• Single-Mode Fiber Optics: The module uses single-mode fiber optics, which allows for longer transmission distances than multi-mode fiber optics. This makes it ideal for use in large-scale networks and data centers.
• Quality of Service (QoS) Features: The module includes Quality of Service (QoS) features that help ensure that data is transmitted reliably and efficiently. These features include flow control, congestion management, and packet prioritization.
• Low Power Consumption: The module is designed to be energy-efficient, with low power consumption that helps to reduce operating costs.
• Compatibility: The module is compatible with a wide range of Cisco devices, including switches, routers, and other networking equipment.
• Durability: The module is built to withstand harsh environments and is designed to be reliable and robust, providing a long service life.
• Compliance: The module is compliant with industry standards such as IEEE and RoHS.
• Safety: The module is designed to be safe for use, with over-temperature protection and over-current protection.

• Manufacturer: Cisco
• Model Number or SKU# WSP-Q40GLR4L
• Cable Type: SMF
• Interface Type: LR4L
• Type: Networking
• Product Type: Transceiver

• Application/Usage: Data Networking
• Application/Usage: Optical Network
• Form Factor: QSFP+ Hot-swappable
• Rate Category: 40GBPS

• Total Number of Ports: 1
• Connector Type: LC
• Details: 1 x LC Duplex 40GBase-LR4 Network

• Fiber Mode Supported: Single-mode

• Compatibility: MSA Compliant
• Environmentally Friendly: Yes
• Environmental Certification: RoHS-6

In summary, the Cisco WSP-Q40GLR4L 40Gigabytes Per Second (GBPS) Single-mode QSFP+ Transceiver Module is a state-of-the-art solution for high-speed data transmission in contemporary networking environments. Its advanced features, scalability, and reliability make it a key component for data centers, telecommunications networks, and enterprise setups. As technology continues to evolve, the Cisco WSP-Q40GLR4L stands as a testament to the ongoing efforts to meet the ever-growing demands of modern networking.