V2EX 10gbase-sr

10GBASE-SR

定义 Definition

10GBASE-SR:一种10 吉比特以太网物理层标准,主要用于多模光纤(MMF)上的短距离(Short Reach)光连接,常见于数据中心机房内部的交换机到服务器、交换机到交换机互联。典型波长为 850 nm,常配合 SFP+ 光模块使用。

发音 Pronunciation (IPA)

/tn di bes s r/

例句 Examples

We used 10GBASE-SR to connect the switch to the server rack.
我们使用 10GBASE-SR 将交换机连接到服务器机柜。

Because the link is only 80 meters and we already have multimode fiber installed, 10GBASE-SR is a cost-effective choice for the upgrade.
由于链路只有 80 米,而且现场已经铺设了多模光纤,10GBASE-SR 是这次升级中性价比较高的选择。

词源 Etymology

该术语来自以太网命名规则:10G 表示 10 Gigabit;BASE 表示基带传输(baseband);SRShort Reach(短距离) 的缩写,指面向短距光纤链路的规格。相关定义收录于 IEEE 802.3 以太网标准(10GbE 系列)。

相关词 Related Words

文献与作品 Literary / Notable Works

  • *IEEE Standard for Ethernet (IEEE 802.3)*(以太网标准文档中讨论 10GbE 光接口类别,包括 SR)
  • Ethernet: The Definitive Guide(O’Reilly,关于以太网与 10GbE 介质/模块的介绍常提及 SR/LR 等)
  • Computer Networking: A Top-Down Approach(教材在讲解以太网演进与物理介质时可能提到 10GbE 光纤规格,如 SR)
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