单选题

Typically,an IP address refers to an individual host on a particular network. IP also accommodates addresses that refer to a group of hosts on one or more networks.Sunch addresses are referred to as multicast addresses,and the act of sending a packet from a source to the members of a (71)group is referred to as multicasting. Multicasting done (72) the scope of a single LAN segment is straightforwar
D,IEEE 802 and other LAN protocols include provision for MAC-level multicast addresses. A packet with a multicast address is transmitted on a LAN segment.Those stations that are members of the (73)multicast group recognize the multicast address and (74)the packet.In this case,only a single copy of the packet is ever transmitte
D,This technique works because of the (75)nature of a LAN:A transmission from any one station is received by all other stations on the LAN.

发布于 2022-05-28 20:26:19

登录后免费查看答案
关注者
0
被浏览
2
知识点
面圈网VIP题库

面圈网VIP题库全新上线,海量真题题库资源。 90大类考试,超10万份考试真题开放下载啦

去下载看看