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Empowering AI in the Future | NIDA Launches 400G Per Lane MSA, Ushering in a New Era of Ultra-Broadband Ethernet

[Shenzhen, China, November 8, 2025] The Third NIDA Network Innovation and Development Conference 2025 was successfully held in Shenzhen, Guangdong. As an industry event in the global fixed network innovation field, the conference brought together representatives and technical experts from scientific research institutions, industry organizations, and leading enterprises to conduct in-depth exchanges on "Next Generation Network Development in the AI Era", anchoring the future network evolution path. Among them, an important outcome of the General Assembly is the formal establishment of "400G Per Lane MSA ( Multi-Source Agreement )". This MSA is initiated by China Mobile and brings together Alibaba, Tencent, Marvel, VIAVI, Tianfu Communications, Shengke, Optical Xun Technology, Optical Library Technology, Wanli Eye, Lixun, and ZTE. It is the core ecosystem partner of the Ethernet industry chain such as Germany Technologies and Huawei. We are committed to breaking bandwidth bottlenecks in the AI data center field and jointly promoting the development and large-scale application of next-generation ultra-broadband Ethernet technologies.Cheng Weiqiang, deputy director of the Institute of Basic Network Technology of China Mobile Research Institute, explained the industry background and challenges of the establishment of the 400G Per Lane MSA, as well as the work objectives and cooperation initiatives of the 400G Per Lane MSA.Core bottlenecks of AI clusters: High-Speed Interconnection Faces 400G Signal ChallengesFacing the computing challenges brought by large-scale models with hundreds of billions or even trillions of parameters, building super-large-scale AI clusters has become an industry consensus. In this process, the performance of ultra-high-speed Ethernet interconnection directly determines the efficiency and scale of cluster computing power output, and becomes the core basic technology to support the sustainable development of the AI industry. High-speed single-channel interconnection is the key technology.Currently, technology development is facing a key generational turning point. For example, 800G Ethernet relies on the single-channel 112G interconnection technology ( 8×112G/lane ) , 1.6T Ethernet relies on the single-channel 224G interconnection technology (8×224G/lane )), while the future 3.2T Ethernet requires the single-channel 448G interconnection technology (8×448G/lane )). As the intelligent computing center has ever-increasing requirements on Ethernet rates, 1.6T Ethernet based on the single-channel 224G interconnection technology has been put into commercial use this year. The global industry is gradually focusing on the development of the next-generation single-channel 448G technology. To this end, NIDA launched the 400G per lane MSA working group to promote the maturity and standardization of the single-channel 448G interconnection technology.However, doubling the rate also brings severe signal integrity challenges. Problems such as inter-channel crosstalk and insertion loss deteriorate exponentially, making system design more difficult.This breakthrough requires a collaborative design framework that spans chips, packages, channels, and systems, and is restructured around the core proposition of "bandwidth-signal-to-noise ratio balance". This breakthrough will not only affect the success or failure of single-point technologies, but also define the competitive landscape and evolution path of next-generation AI infrastructure.Breaking the Ecosystem Barriers : 400G/lane MSA Builds Unified Interfaces for Multi-vendor InteroperationData centers are rapidly evolving to 400G/lane or 800G/1.6T systems. However, interoperability between multi-vendor devices has become a key bottleneck for large-scale industry deployment. Solutions independently developed by vendors are prone to divergence in technology paths and form ecological barriers, which not only increases the cost and complexity of system integration, but also slows down the popularization of the overall technology.Emphasizing openness and collaboration, 400G Per Lane MSA is committed to bringing together the world's leading forces in chip design, material science, and system architecture. Based on the advanced technology path, 400G Per Lane MSA has reached an industry consensus in fields such as optical-electrical-layer protocols and physical-layer interface standards. This lays a foundation for building an open and reliable 1.6T/3.2T high-speed Ethernet ecosystem based on single-channel 400G and provides an open and healthy industry ecosystem. and promote the adoption of the consensus by mainstream international standards organizations such as IEEE.Build a new ecosystem based on open standards: Industry launches 400G/lane interoperability initiative400G Per Lane MSA advocates leading global technology enterprises to develop open and unified interface standards to build a new ecosystem for next-generation data center interconnection. This initiative marks a new phase of industrial synergy development and will lay a solid foundation for 800G and higher-speed interconnection.The MSA working group will focus on the core physical layer challenges of single-channel 400G high-speed interconnect technology, covering the following key areas:No.1 Develop 400G/lane electrical interface standards, covering application scenarios such as chip-to-chip, chip-to-module, cable, and backplane.No.2 Establish 400G/lane optical interface specifications and focus on optimizing short-distance optical connection performance.No.3 Specify key technical specifications such as signal integrity, channel characteristics, and equalization requirements.No.4 explores innovative modulation and coding schemes to achieve the best balance between performance and power consumption.This initiative has received positive responses from enterprises in all sectors of the industry chain, including chip suppliers, optical component and optical module manufacturers, equipment vendors, and cloud service providers.Based on the principles of openness and collaboration, MSA is committed to pooling global industry wisdom to promote the standard development process. To this end, the MSA will build an open collaboration platform that will provide key support to the industry such as interoperability testing, joint technology assessment, and expertise sharing.NIDA 400G Per Lane MSA invites partners in the global industry chain to join in this open process and draw a blueprint for next-generation data interconnection.
2025-11-16
114

[Reprinted from DEKRA Dekai] DEKRA Dekai and NIDA Awarded the Campus Network Evaluation Certificate to Xi'an Jiaotong University, Facilitating Smart Campus Construction

At the Consumer Electronics Innovation Conference 2025 (CEIC 2025) held in Shenzhen recently, DEKRA, a global professional inspection and testing certification organization, and the Global Fixed Network Innovation Alliance ( Network Innovation and Development Alliance, for short) jointly awarded the Campus Network Evaluation Certificate to Xi'an Jiaotong University. The ceremony was held at the 3rd NIDA Network Innovation and Development Conference. It marks that Xi'an Jiaotong University has reached an industry-leading level in the planning and construction of campus networks, especially smart classroom scenarios, and sets a new benchmark for digital intelligence infrastructure construction in colleges and universities across the country.Zhang Zhe, head of the core network of the Innovation Harbor Campus of Xi'an Jiaotong University Network Information Center, Wu Hangjun, Senior Vice President of DEKRA Asia Pacific and Managing Director of Mainland China and Hong Kong, and Deng Yiou, Secretary General of the Global Fixed Network Innovation Alliance (NIDA) attended the ceremony.Six Evaluation and Test DimensionsThe evaluation strictly complies with the Evaluation Indicators and Test Methods for College Campus Networks released by the NIDA Alliance and the Evaluation Scheme for College Campus Network Smart Classroom Scenarios prepared by DEKRA. The network performance of smart classrooms is evaluated and tested from six core dimensions: global security, energy-saving, high-speed network, deterministic experience, ubiquitous connectivity, and autonomous network. The evaluation solution is formulated and executed based on the special requirements of campus networks and the application characteristics of smart classroom scenarios.Global security: Ensures end-to-end security and reliability of network architecture and data transmission.Green energy saving: Evaluate the energy efficiency performance of network equipment and the overall solution, and implement the concept of sustainable development.High-speed network: Verify network bandwidth and throughput capabilities to support high-quality teaching applications, such as 4K/8K video, VR, and AR.Identify the experience: Ensures low latency and zero frame freezing for key teaching services (such as online interaction, live broadcast, and exams).Ubiquitous Connections: This feature enables high-density wireless network coverage without dead spots in the classroom.Autonomous networks: This feature improves intelligent network O&M and automatic management capabilities, reducing O&M complexity.Zhang Zhe, head of the core network of the Innovation Harbor Campus of Xi'an Jiaotong University Network Information Center, said at the certification ceremony: "It is a great honor to receive a certificate of authority from DEKRA and NIDA at CEIC, a global innovation event. This is the acknowledgment of Xi'an Jiaotong University's informatization construction achievements, but also a kind of encouragement. Smart classroom is an important carrier of future education,and its network experience is directly related to the teaching quality and scientific research innovation of schools. Through this evaluation, we not only verified the excellent performance of the existing network, but also clarified the direction of continuous optimization in the future. We will take this opportunity to continuously improve the quality of campus network and provide teachers and students with a world-class environment for digital intelligence teaching and research. "Wu Hangjun, Senior Vice President, Asia Pacific and Managing Director, Mainland China and Hong Kong, DEKRA said: "Digital education is profoundly changing the way knowledge is transmitted, and a stable, efficient, and intelligent campus network is the cornerstone of all this. We are excited to partner with leading institutions such as NIDA and Xi'an Jiaotong University, and have chosen to share the results at CEIC. DEKRA is committed to helping educational institutions build future-proof, high-quality network infrastructure through professional and independent third-party evaluation and testing, and jointly drive digital and intelligent transformation of education. "Deng Yiou, Secretary General of the Global Fixed Network Innovation Alliance (NIDA), said: "NIDA is committed to promoting network technology innovation and standards implementation. The successful cooperation with DEKRA and Xi'an Jiaotong University is a key step for us to move campus network evaluation standards from theory to practice. Our long-term goal is to continuously build a standard system for campus network construction to help colleges and universities build more innovative network infrastructures, improve network quality and user experience, better support university teaching and research services, and provide best practices that can be replicated and promoted for the industry. "This successful collaboration sets a precedent for the in-depth collaboration between DEKRA, NIDA and higher education institutions in the field of campus network assessment. The three parties said that they will jointly promote the evolution of smart campus networks to higher goals of security, greenness, and intelligence based on continuous assessment and optimization. In the future, DEKRA and NIDA will work together to expand network evaluation to a wider range of buildings, diverse scenarios, and smart campuses, opening a new chapter of digital intelligence applications.About Xi'an Jiaotong UniversityXi'an Jiaotong University is one of the earliest well-known institutions of higher learning in China and is a key university directly under the Ministry of Education. Since the westward migration, generations of Jiaotong University people have taken root in the west and served the country, made outstanding contributions to the westward development and national construction, and cast the first batch of spirit of westward migration into the spiritual genealogy of Chinese Communists with practical actions. School is the "7th Five-Year" "Eightth Five-Year" key construction units, the first batch into the national "211" and "985" construction schools. In 2017, it was selected as Class A construction universities in the National First-Class University Construction List, and in 2022, it was selected as the second round of "double first-class" construction universities. Eight disciplines were selected as national "double first-class" construction disciplines, and 12 disciplines were selected as "double first-class" construction disciplines in Shaanxi Province. According to data released by the ESI in May 2025, 19 disciplines of the school ranked in the top 1% of the world's academic institutions and 6 disciplines ranked in the top 1‰, of which engineering ranked 8th in the world.About the Global Fixed Network Innovation Alliance NIDAGlobal Fixed Network Innovation Alliance ( Network Innovation and Development Alliance, NIDA for short). International, industrial and non-profit social organizations, which are voluntarily formed by industry institutions, universities, scientific research institutes, companies and enterprises from all over the world, Focus on researching the development trend of the IP network industry, defining the next generation and architecture of the Internet for 2030, and jointly carrying out technological innovation and implementation incubation, standardization, and testing and certification. The goal of NIDA is to build an international industry, university, research, and use ecosystem, promote fixed network technology innovation, promote sustainable development of the fixed network industry, become the world's most influential network construction standard organization, and promote intergenerational upgrade of the IP industry.About DEKRA DekaiDEKRA, a global leader in 100 years of safety and security. Founded in 1925, DEKRA aims to ensure road safety through vehicle inspection. Today, DEKRA has grown to become the world's largest independent non-listed inspection, testing and certification specialist, covering a wide range of industries. As a trusted global partner, DEKRA helps customers improve security and sustainability through comprehensive services and innovative solutions, fulfilling the centennial theme of "Securing the Future". In 2024, DEKRA has a total turnover of €4.3 billion and operates in more than 60 countries and territories on five continents, with more than 48,000 employees dedicated to providing independent, professional services. DEKRA has been awarded consecutive EcoVadis Platinum ratings, ranking among the top 1% of sustainability companies.
2025-11-14
36

[Reprinted from Shenzhi City Communications] Good news! Shenzhi City Communication was selected in the case library of "New Quality Internet Pioneer City Construction Action Plan"!

To deepen the consensus on the new Internet industry and accelerate the implementation of the industry, the 3rd Network Innovation and Development Conference hosted by the Global Fixed Network Innovation Alliance (NIDA) was successfully held. With the theme of "Crossing Industry Boundaries and Unleashing Innovation Momentum", the summit focused on consensus building, standard formulation, and practice promotion, and pooled efforts from various parties to explore new paths for industry development. Wu Hequan, a special expert from the NIDA Strategic Advisory Committee 2025 meeting, attended the summit and delivered a speech.The "Certificate Awarding Ceremony for New Quality Internet Pioneer Cities" was held at the meeting, aiming to select and promote city-level network construction practices with forward-looking and exemplary effects. The Ultra-High-Speed Intelligent Network Construction for Digital Twin Cities project submitted by Shenzhi City is based on its breakthrough achievements in building a city-level network architecture featuring low latency, high reliability, and intelligent dispatching. Successfully selected in the case database of "New Quality Internet Pioneer City Construction Action Plan".Case highlights:1. Converge multiple service planes such as the digital twin platform, bearer computing network, air network, and data network.2. Based on Pengcheng's ultra-high-speed optical network, Huawei provides ultra-high-speed and ultra-low-latency computing resource scheduling and data transmission assurance.3. Integrate deep learning and intelligent awareness to achieve collaborative scheduling of computing and networks and stable and efficient service services.The conference launched the new chapter of the new Internet pioneer city 2026, which was co-sponsored by 10 cities in nine countries. Shenzhen, Nanjing, Malaysia, Kazakhstan, Uzbekistan, Brazil, Indonesia, Spain, Egypt and Saudi Arabia. As a representative of Shenzhen, Shenzhi City Communications was invited to participate in the lamppost lighting ceremony, symbolizing Shenzhen's role in building a global connected smart city network and its willingness to lead.In the next step, Shenzhi City will seize the opportunities of the AI era, leverage Huawei's accumulated experience in AI computing and network convergence, expand its application prospects, and deepen cooperation with all parties in key technologies, international standard collaboration, and scenario-based co-construction to help smart cities develop with high quality and sustainable development.
2025-11-14
16

[Reprinted from China Unicom Science and Technology Innovation] Industry authoritative recognition! China Unicom BNC Delivers Benchmark Answers

[November 6-8, 2025] CEIC 2025 was successfully held at Shenzhen Convention and Exhibition Center (Futian). During the conference, the 3rd Network Innovation and Development Conference organized by the Global Fixed Network Innovation Alliance (NIDA) as a parallel sub-forum was held on November 8. At this conference, the project "China Unicom Broadband Core Network (BNC) Leading Intelligent Transformation of 10G Broadband Networks" jointly submitted by China Unicom and Huawei was successfully selected as an innovation case in the field of network application and technological innovation. And was formally included in the "New Quality Internet Pioneer City Construction Action Plan" case set. This important achievement indicates that China Unicom has won the industry's authoritative recognition in leading the intelligent transformation of 10G broadband networks and building a new generation of information infrastructure.The conference brought together academicians, industry leaders, and other world-leading experts to discuss the development path of the new Internet to enable thousands of industries. With the world's first new broadband network architecture and deep integration of networks and artificial intelligence, China Unicom's BNC project stands out from many innovative solutions and sets a new benchmark for broadband network evolution.As the core architecture of the next-generation broadband network, China Unicom's broadband core network (BNC) successfully breaks through the limitations of traditional broadband networks with the core concepts of "transmission and control separation, intensive deployment, synaesthesia integration, and security and reliability". Its innovative architecture is aligned with the 5GC service-oriented architecture, implementing intensive control plane deployment and user plane pool deployment, providing millisecond-level precise distribution capabilities for services, laying a solid foundation for fixed-mobile convergence and future service innovation. AI is embedded in the management, control, and user forwarding layers to implement intelligent closed-loop from service awareness, poor-QoE locating, and network self-healing, transforming networks from passive pipes to active and intelligent connection entities. The BNC-based ultra-low latency and ultra-large bandwidth capabilities have been developed. A series of innovative products, such as the free mobility private network and computing and network convergence esports cloud, have been successfully incubated to break through AI application bottlenecks and bring ultimate user experience.At present, China Unicom has successfully completed the BNC commercial demonstration in 19 cities, fully verifying the feasibility and excellent stability of the technology. The selection of this case not only affirms the practical achievements of the project, but also reflects the high expectation of future promotion value. Looking forward to the future, China Unicom will continue to deepen the large-scale deployment and application innovation of BNC, work with industry partners to promote the high-quality development of China's broadband network industry in the direction of intelligent, green, and convergent, and build a solid digital foundation for the vigorous development of new productive forces.
2025-11-14
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NIDA is invited to participate in AI+ industry standardization exchange and mutual learning activities for ASEAN countries.

[Nanning, October 28, 2025] Held the "AI+ Industry Standardization Exchange and Mutual Learning for ASEAN Countries" activity at the ASEAN Countries Standardization Cooperation and Exchange Center. The event was jointly organized by Guangxi Institute of Standards and Technology and China Institute of Electronic Technology Standardization. Chinese experts, ASEAN governments, and universities gathered together to share the achievements of AI technology and standards research, as well as valuable experience accumulated in practice. This paper discusses the vision of China and ASEAN countries in AI industry development, and fully affirms the important value of a sound standard system.In the theme activity, Bo Yang, vice director of the Industry Development Department of the Global Fixed Network Innovation Alliance (NIDA), delivered a keynote speech. He first introduced NIDA's vision to build a bridge between research and research institutions, enterprise innovation, and industry transformation, and communicated the & marketing platform through the industry chain. Expand international and domestic influence and guide global industry development. Then, based on the research of experts in various fields of NIDA, the development path of "Next Generation Network" is explained. Based on the development of the AI industry, NIDA defines four major network infrastructure scenarios: joint computing, joint intelligence, joint data, and joint air. Based on these scenarios, the research results of NIDA experts in each scenario, as well as innovative practical experience, are explained respectively.Experts from ASEAN were very interested in the scenarios of joint computing and joint computing shared by Minister Bojan. They discussed in detail the network construction standards for industries such as healthcare, education, and agricultural parks, as well as China's network development experience in related fields, and expressed the hope of developing standards cooperation with NIDA. Improve the network building capabilities of ASEAN countries.The ASEAN Standardization Cooperation and Exchange Center, which is jointly established by the State Administration of Market Supervision and Guangxi People's Government, is the only national-level platform for standardization cooperation and exchange among ASEAN countries in China. Guangxi Institute of Standards and Technology is responsible for the specific operation of the center, connecting with leading enterprises in various industries, innovation alliances, and scientific research institutions in China to carry out exchanges with ASEAN. Through this platform, it strives to show more Chinese technologies to ASEAN countries and obtain more opportunities for recognition and standardization cooperation. This event is a microcosm of the work of the Center, enabling ASEAN countries and China to establish a sound mutual learning mechanism in the AI era, such as network infrastructure and LLM, and a solid step forward for the follow-up cooperation.As an international network standards organization, NIDA is dedicated to the formulation of global network construction standards and the application and promotion of innovative technologies. In the future, NIDA plans to carry out in-depth standards and industry cooperation with ASEAN countries through the ASEAN Standardization Cooperation and Exchange Center, promote China's advanced network construction experience to ASEAN countries, and help China's related industry chains go to sea.
2025-11-13
25
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