A network switch is responsible for writing frames of Ethernet data to a LAN segment.

网络交换机负责将以太网数据帧写入特定的LAN网段。

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Figure 6-9 Store-and-Forward Switch Examining Each Frame for Errors Before Forwarding to Destination Network Segment

存储转发交换机将帧存储在内部存储器中，检查错误然后将其转发至目的地。 存储转发操作确保了网络流量的高正确率，因为错误的数据帧被丢弃，而不会在网络中转发，如图6-9所示。

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Now Ethernet is the main network technology used in Intranet, Ethernet switch is used to partition network segment and to make interconnection in network.

以太网是当前园区网所使用的主要网络技术，利用以太网交换机划分网段并实现网内互联。

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We saw a number of Electric Imp demos and appliance ideas at the booth including a simple hand-held "detonator" toggle switch with LED, seven-segment counter, water level sensor, servo-controlled gauge, RGB light, power socket, Christmas light, power monitor, toy washing machine, 16x16 LED display and receipt printer (the latter two being combined to show the avatars and tweets of anyone mentioning the Electric Imp) -- all Internet aware.

ENGADGET: Hands-on with the Electric Imp at Maker Faire (video)

This segment of the market is a major beneficiary of the switch from unconventional to conventional vehicles discussed in our post on the subject.

FORBES: China's Auto Market Keeps Booming

The emphasis for Treehouse is on the private label business, a segment that thrives during tough economic times as customers become more inclined to switch from national brands to store brands.

FORBES: Magazine Article