Data Center Switch – Front-end Networks

Dell’Oro Group’s Data Center Switch – Front-End Networks reports track the global market for high-speed Ethernet switching used in data center front-end networks, which connect general-purpose and accelerated servers to storage systems and external networks. The reports provide detailed analysis of manufacturer revenue, ports shipped, average selling prices, and software-related revenue, offering visibility into vendor positioning, customer segmentation, and technology adoption across the data center switching market.

Research scope

As data centers scale to support cloud computing, AI, and enterprise workloads, front-end networks are evolving to meet increasing bandwidth requirements and higher-speed migrations. This research focuses on how Ethernet switching is enabling connectivity across compute, storage, and external environments, and how different customer segments—including hyperscalers, telecom service providers, and enterprises—are adopting these technologies.

The report also examines key architectural and technology trends shaping the market, including speed transitions from 25 Gbps to 1.6 Tbps and beyond, evolving network topologies, chip and SerDes technology advancements, and the growing role of disaggregation and open networking solutions such as SONiC.

Understanding these trends is essential, as front-end networks handle traffic between compute, storage, and external environments, distinct from back-end AI networks covered in Dell’Oro Group’s separate Data Center Switch – AI Back-End Networks report.

Why it matters

Front-end Ethernet switching is a critical layer in data center infrastructure, directly impacting performance, scalability, and cost efficiency.

  • Growth in cloud and enterprise workloads is driving demand for higher-speed connectivity
  • Migration to 100G, 200G, 400G, and beyond is accelerating across customer segments
  • Adoption of white box switching and network disaggregation is reshaping vendor dynamics
  • Emerging technologies such as co-packaged optics and advanced SerDes are influencing future architectures

Critical questions

◼ 01
What are the growth drivers in front-end networks?
◼ 02
How is the growth rate different in AI-related-front-end vs. non-AI-related Front-end networks?
◼ 03
How are the Top 4 U.S. Cloud vs. Top 3 Chinese Cloud vs. Other Major Cloud vs. Telco Service Providers vs. Enterprises performing?
◼ 04
How is the speed migration to 100, 200, 400 Gbps, 800 Gbps, and ≥1.6 Tbps different across various customer segments?
◼ 05
What is the network topology, chip generation, and speed implementation roadmap at the various hyperscalers?
◼ 06
Which SerDes technology is driving the different Ethernet switch speeds in the market?
◼ 07
At what rate are the top Cloud providers adopting white box switches?
◼ 08
At what rate is disaggregation beyond the hyperscalers being adopted and what role is SONiC playing in accelerating this trend?

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Report Coverage

◼ Quarterly Reports
  • Network Scope: Server access and aggregation, storage systems aggregation, and data center core
  • Market Metrics: Manufacturer revenue, ports shipped, average selling prices, and separately reported software-related revenue
  • Software Coverage: Custom end-user software, including internally developed controllers, and vendor-based software, including network operating systems and controllers
  • Form Factors: Modular, Fixed Managed, and Fixed Unmanaged
  • Port Speeds: 1, 10, 25, 40, 50, 100, 200, 400, 800 Gbps, and ≥1.6 Tbps
  • Customer Segments: Top 4 U.S. Cloud, Top 3 China Cloud, Other Major Cloud, Neocloud, Rest of Cloud, Telco, Large Enterprise, and Rest of Enterprise
  • Regional Coverage: North America, EMEA, APAC, APAC excluding China, China, and CALA
◼ 5-Year Forecasts
  • Market Forecasts: Five-year outlook for manufacturer revenue, port shipments, and average selling prices, with historical data from 2010
  • Market Segmentation: Forecasts by form factor, port speed, customer segment, and region
  • AI vs. Non-AI Front-End Networks: Switch port forecasts by speed
  • SONiC: Market forecasts by customer segment and high-speed attach rates
  • SerDes: Speed evolution forecasts
  • Switch Chips: Unit forecasts by speed

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