路由器在整个网络模型的网络层运行,比以太网高了一级。
Routers operate at the network layer in the network model, one step above Ethernet.
大多数消费级网络交换机提供4个或8个以太网接口。
Most consumer-grade network switches provide either four or eight connections for Ethernet devices.
城域以太网论坛(MEF)提出了电信级以太网(CE)的概念,以改进以太网技术并使之成为下一代网络(NGN)传输汇聚层的解决方案。
The Metro Ethernet Forum (MEF) put forward the concept of Carrier Ethernet (ce) to improve Ethernet technology and make it a transmission convergence layer solution for Next Generation Network (NGN).
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