包含SwitcheoNetwork的词条

main network switch should have a high speed packetswitched， the network should have highspeed threetier exchange function trunk network should adopt a mature， reliable Fast Ethernet and Gigabit Ethernet technology as a campus network backbone campus network advanced network management。

VLAN Virtual Local Area Network的中文名为“虚拟局域网”，是相对物理局域网而言的，使用该技术可以将现有的由交换机互连的局域网划分成几个逻辑的虚拟局域网，虚拟局域网之间相互隔离，属于不同的广播域这样一来可以将大的局域网构成的广播域划分成多个小的广播域，相对的广播流量会减少，缓解了广。