Switches operate at much higher speeds than bridges and can support new functionality, such as virtual LANs .

交换器的运作速度比桥接器更高且能支援新的功能，诸如虚拟区域网路。

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Virtual LANs offer significant benefits in terms of efficient use of bandwidth, flexibility, performance, and security.

虚拟网络提供有效的带宽，灵活性，表现和安全性。

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Figure 5 depicts the example with the addition of a two virtual Ethernet LANs.

图5展示的是添加了两个虚拟以太网lan的示例。

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Also, the digital imaging group can access the main network, while using virtual LANs to segment large-file traffic and avoid causing bottlenecks.

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