Arista SFP-25G-SR 25GBASE-SR SFP Transceiver, up to 70m over OM3 MMF or 100m over OM4 MMF
Mfr. Part #:
SFP-25G-SR
Brand:
Arista
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SFP-25G-SR
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SFP-25G-SR Overview
ARISTA SFP-25G-SR 25gbase-sr Sfp Transceiver, Up To 70m Over Om3 Mmf Or 100m Over Om4 Mmf.
Summary Description
Arista SFP-25G-SR 25GBASE-SR SFP Transceiver, up to 70m over OM3 MMF or 100m over OM4 MMF
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Frequently Asked Questions (FAQs)
What is the maximum transmission distance for the Arista SFP-25G-SR module? +
The Arista SFP-25G-SR is a short-range 25GBASE-SR transceiver designed for multi-mode fiber infrastructure. It supports transmission distances of up to 70 meters when using OM3 fiber and up to 100 meters when utilizing OM4 fiber, making it an ideal solution for high-density intra-rack connections and server-to-switch links within a data center environment.
Does the SFP-25G-SR support backward compatibility with 10G SFP+ ports? +
Compatibility depends entirely on the specific Arista switch platform and the configured port speed capabilities. While some Arista switches support multi-rate SFP28 ports that can downshift to 10Gbps, this module is specifically engineered for 25GbE operations. Always verify the port compatibility matrix for your specific switch model to ensure the transceiver will be recognized and function as intended.
What type of optical interface and cable connector does this transceiver use? +
This module features an LC duplex optical interface designed for use with multi-mode fiber optic cabling. It is intended for short-reach applications using 850nm VCSEL laser technology. Ensure your structured cabling utilizes appropriate OM3 or OM4 multi-mode fiber patches with LC connectors to maintain signal integrity and meet the specified performance metrics for your 25G network fabric.
What are the typical deployment scenarios for Arista SFP-25G-SR transceivers? +
These transceivers are primarily deployed in modern data center leaf-spine architectures. They are perfect for connecting high-performance servers, storage arrays, and network appliances to Arista 25GbE access switches. By providing a high-bandwidth, low-latency interconnect, this module facilitates the transition from legacy 10G networks to the faster 25G speeds required by today’s bandwidth-intensive virtualization and cloud computing workloads.
Is digital optical monitoring (DOM) supported on this Arista SFP28 module? +
Yes, this module supports Digital Optical Monitoring (DOM), also known as Digital Diagnostic Monitoring (DDM). This feature allows network administrators to monitor real-time parameters such as optical output power, input power, laser bias current, transceiver temperature, and supply voltage. Accessing this data through the Arista switch CLI is essential for proactive troubleshooting and ensuring the reliability of your physical layer links.
How do I ensure the SFP-25G-SR is correctly recognized by my Arista switch? +
To ensure proper recognition, simply insert the module into an available SFP28 slot while the switch is powered. The switch should automatically detect the transceiver and identify it via the internal EEPROM. If the link does not come up, check the interface status using 'show interfaces transceiver' commands to verify signal detection and ensure that the fiber polarity is correctly configured.
What is the power consumption profile of the Arista SFP-25G-SR? +
This SFP28 transceiver is optimized for low power consumption, typically drawing less than 1.5 watts during full-load operation. This efficiency is critical for high-density switch deployments where total power draw and thermal management are major considerations. By minimizing heat dissipation, these modules help maintain a stable environment within the switch chassis, contributing to the overall longevity of your networking hardware.
Does the SFP-25G-SR require any specific software licensing on Arista switches? +
Generally, Arista switches do not require additional software licenses to enable standard SFP28 ports for transceiver connectivity. As long as your switch hardware natively supports the 25G speed on the port and your EOS version is current, the module should initialize upon insertion. Always consult your switch's release notes to ensure your specific software build includes the necessary drivers for this transceiver model.
How can I obtain a competitive bulk quote for Arista SFP-25G-SR modules? +
If you are planning a large-scale deployment or require a high volume of SFP-25G-SR transceivers, our team at BuyRouterSwitch.com is ready to assist. You can easily request a tailored bulk quote through our website or by contacting our sales department directly. We specialize in volume pricing for enterprise clients and will provide a personalized proposal to fit your project budget and procurement requirements.
Why should I choose BuyRouterSwitch.com for my enterprise networking hardware? +
BuyRouterSwitch.com is a trusted source for high-quality enterprise networking equipment. We pride ourselves on offering a streamlined procurement process, ensuring that IT departments receive the exact hardware they need without unnecessary complexity. By focusing on deep inventory and expert product knowledge, we provide a reliable and secure channel for businesses looking to expand or maintain their network infrastructure efficiently and cost-effectively.
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