2. 计算机
  3. A　multicast　router　may　receive　thousands　of　multicast(71)every　day　for　different　groups.　If　a　router　has　no　knowledge　about　the　

A　multicast　router　may　receive　thousands　of　multicast(71)every　day　for　different　groups.　If　a　router　has　no　knowledge　about　the　

admin2009-05-15  30
问题 A　multicast　router　may　receive　thousands　of　multicast(71)every　day　for　different　groups.　If　a　router　has　no　knowledge　about　the　membership　status　of　the(72),　it　must　broadcast　all　of　these　packets.　This　creates　a　lot　of　traffic　and　consumes(73).　A　better　solution　is　to　keep　a　list　of　groups　in　the　network　for　which　there　is　at　least　one　loyal　member.(74)helps　the　multicast　router　create　and　update　this　list.　For　each　group,　there　is　one　router　that　has　the　duty　of　distributing　the(75)packets　destined　for　that　group.　This　means　that　if　there　are　three　multicast　routers　connected　to　a　network,　their　lists　of　groupids　are　mutually　exclusive.　A　host　or　multicast　router　can　have　membership　in　a　group.
选项 A、packets
B、errors
C、reports
D、alarms
答案A
解析
转载请注明原文地址:https://jikaoti.com/ti/7Cz7FFFM
本试题收录于： 网络管理员上午基础知识考试题库软考初级分类
0

网络管理员上午基础知识考试

软考初级

相关试题推荐
随机试题
最新回复(0)