V2EX 10gbase-er

10GBASE-ER

释义 Definition

10GBASE-ER:一种10 千兆以太网(10GbE)物理层标准,用于在单模光纤(SMF)上进行较长距离传输(典型可达约 40 km,常见工作波长为1550 nm)。主要用于城域网、数据中心互联等场景。

发音 Pronunciation (IPA)

/tn bes i r/

例句 Examples

The switch supports 10GBASE-ER on single-mode fiber.
这台交换机在单模光纤上支持 10GBASE-ER。

To extend connectivity between two sites, they deployed 10GBASE-ER optics and verified the link budget to ensure stable transmission over the 40-kilometer span.
为延伸两地之间的连接,他们部署了 10GBASE-ER 光模块,并核算链路预算以确保在 40 公里距离上稳定传输。

词源 Etymology

该术语来自以太网命名规则:10G 表示 10 Gigabit(10 千兆),BASE 表示基带传输(baseband),ER 表示 Extended Reach(扩展距离)。10GBASE-ER 最早作为IEEE 802.3ae(10GbE)相关标准体系中的一种光纤物理层类型被广泛引用。

相关词 Related Words

文学与典籍出现 Literary Works

  • IEEE Std 802.3(以太网标准文档中对 10GbE 相关物理层类型的规范描述与引用)
  • 10 Gigabit Ethernet: Technology and Applications(技术书籍中常用 10GBASE-ER 与 LR/SR 等进行对比讲解)
  • Ethernet: The Definitive Guide(以太网参考书中在介绍 10GbE 光纤标准与部署时可能提及 10GBASE-ER 等名词)
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