In(66)the strength of the carder signal is varied to represent binary 1 or 0.(67)is a system that can map a name to an address a

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问题 In(66)the strength of the carder signal is varied to represent binary 1 or 0.(67)is a system that can map a name to an address and conversely an address to an name.(68)is a three-way handshaking authentication protocol that it’s packets are encapsulated in the point-to-point protocol.(69)is an approach that enables an ATM Switch to behave like a LAN switch.(70)is an guided media which is made of glass or plastic and transmits signals in the form of light.

选项 A、VLAN
B、LANE
C、VPN
D、IPOA

答案B

解析 VLAN 为虚拟局域网。LANE 是指在ATM 上的局域网仿真。VPN为虚拟个人网络。IPOA 是IP Over ATM 的缩写,是ATM-LAN上传送IP数据包的一种技术。答案为B。
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