Blog

Troubleshooting for the NVIDIA Spectrum-4 SN5000 2U Switch System

This document outlines key troubleshooting procedures for the NVIDIA Spectrum-4 SN5000 switch. Refer to the following sections to address specific issues indicated by the system’s status LEDs. Symptom: System Status LED is blinking for more than 5 minutes Cause: This pattern indicates that the main operating system (e.g., Cumulus Linux) has failed to boot properly. The […]

Troubleshooting

Ethernet Holds Lead in AI Networking

The competition between Ethernet and InfiniBand in AI infrastructure continues to intensify, with Ethernet maintaining its market dominance despite a significant quarterly surge in InfiniBand sales. According to the latest Data Center Switch—AI Back-End Networks Quarterly Report by Dell’Oro Group, Ethernet’s resilience highlights its growing adoption by hyperscalers and emerging cloud providers. 800G Technology Drives […]

800G, AI, Industry News

Cabling Guide ② | 800G/400G: Switch-to-Switch Structured MPO Connectivity Introduction

As data centers continuously evolve towards higher bandwidth and larger scale, 800G optical modules have become critical infrastructure supporting AI computing, high-performance computing, and cloud services. Their importance lies not only in the leap in transmission rates but also in significantly improving the efficiency and density of data exchange through technological integration, reducing per-bit power […]

400G Network, 800G, Cabling Guide

Holiday Notice: Mid-Autumn Festival & National Day 2025

Dear Valued Partners and Clients, Our office will be closed for the upcoming Mid-Autumn Festival and China’s National Day holiday. The holiday period is scheduled as follows: Holiday Dates: October 1 (Wednesday) to October 8 (Wednesday), 2025 — 8 days in total. Return to Work: Our team will resume work on October 9 (Thursday), 2025. Please be […]

Company news

DAC vs AOC: How to Choose in Data Transmission?

In modern data centers, high-performance computing clusters, and cloud computing platforms, high-speed, low-latency, and stable interconnections are required between servers, switches, and storage devices. Among the many interconnection solutions, DAC (Direct Attach Copper) and AOC (Active Optical Cable) are two of the most widely used cable solutions. While they may appear similar, they each have […]

AOC, DAC

Cabling Guide① | 800G/400G: Server-Switch Point-to-Point MPO Connection Introduction

As data centers continuously evolve towards higher bandwidth and larger scale, 800G optical modules have become critical infrastructure supporting AI computing, high-performance computing, and cloud services. Their importance lies not only in the leap in transmission rates but also in the significant improvement in data exchange efficiency and density through technological integration, reducing per-bit power […]

800G, Cabling Guide, Data Center

Introduction to 800G OSFP SR8

With the continuous development of AI and big data technologies, the demand for 800G optical transceiver modules in data centers and communication networks is constantly increasing. Among them, the 800G OSFP SR8 utilizes an 8-channel full-duplex transceiver design, capable of meeting the requirements of short-reach data center and cloud computing networks, offering high cost-effectiveness and […]

800G, Fiber Optic Transceivers

The Three Structural Types of OSFP Modules

The Octal Small Form Factor Pluggable (OSFP) module, widely adopted for high-speed optical interconnects, is available in three primary structural forms that address different thermal and mechanical requirements: Closed Top, Finned Top, and Riding Heatsink (RHS). Finned Top Heatsink (Open Top Heatsink) In contrast, the finned top design exposes heatsink fins on the upper surface. […]

Fiber Optic Transceivers

800G Optical Transceiver Q&A Collection (Part 2)

Q1: What are the speeds supported on an 800G optical module? 800G optical module can support a range of speeds, depending upon their type. They can support: A single port of800 Gbps Two ports of 400 Gbps Eight ports of 100 Gbps Q2: What is the channel distribution of the 800G optical module?   The 800G […]

800G, FAQ
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