{"id":3420,"date":"2026-05-12T06:59:18","date_gmt":"2026-05-12T06:59:18","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/end-of-row-eor-switches-architecture-benefits-and-deployment\/"},"modified":"2026-05-26T08:02:25","modified_gmt":"2026-05-26T08:02:25","slug":"end-of-row-eor-switches-architecture-benefits-and-deployment","status":"publish","type":"post","link":"https:\/\/lp.szlogic.cn\/ru\/knowledge-center\/end-of-row-eor-switches-architecture-benefits-and-deployment","title":{"rendered":"End-of-Row (EoR) Switches Explained: Pros, Cons, and Best Practices"},"content":{"rendered":"
\"EoR<\/figure>\n\n\n\n

\u27a1\ufe0f What Is an EoR (End-of-Row) Switch?<\/h2>\n\n\n\n

An EoR (End-of-Row) switch<\/strong> is a network switch placed at the end of a data-center rack row<\/strong>, aggregating connections from multiple server racks into a centralized switching point. All servers in the row connect to the EoR switch using structured horizontal cabling, typically copper (Cat6A) or fiber.<\/p>\n\n\n\n

This architecture reduces the number of switches required and centralizes management, making it a popular design for large-scale <\/strong>data centers<\/strong><\/a>, enterprise facilities<\/strong>, and environments emphasizing cable organization and simplified operations<\/strong>.<\/p>\n\n\n\n

\u27a1\ufe0f How the End-of-Row Architecture Works<\/h2>\n\n\n\n

The End-of-Row architecture follows a centralized aggregation design<\/strong>:<\/p>\n\n\n\n

    \n

  1. Each server rack uses patch panels for horizontal cabling.<\/p><\/li>\n\n\n\n

  2. Cables from individual racks run to the row\u2019s end.<\/p><\/li>\n\n\n\n

  3. A set of high-density EoR switches aggregates all server links.<\/p><\/li>\n\n\n\n

  4. The EoR switches uplink to core or spine switches using higher-speed optical interfaces such as 40G, 100G, or 400G<\/strong>.<\/p><\/li>\n<\/ol>\n\n\n\n

    Key Characteristics of EoR Architecture<\/h3>\n\n\n\n