首页
登录
从业资格
A multicast router may receive thousands
A multicast router may receive thousands
题库
2022-08-02
98
问题
A multicast router may receive thousands of multicast()every day for different groups. If a router has no knowledge about the membership status of the(), it must broadcast all of these packets. This creates a lot of traffic and consumes(). A better solution is to keep a list of groups in the network for which there is at least one loyal member.()helps the multicast router create and update this list. For each group, there is one router that has the duty of distributing the()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.A.anycastB.multicastC.unicastD.broadcast
选项
A.anycast
B.multicast
C.unicast
D.broadcast
答案
B
解析
一个多播路由器每天可能会收到来自不同的工作组发送过来的大量多播数据包,如果路由器没有关于主机中的成员状态的知识,它就需要广播所有这些数据包,这样,就会产生拥塞,消耗带宽。最好的解决方法是保持一个网络中组用户列表,其中至少有一个核心成员。IGMP帮助多播路由器创建并更新这个列表。对于每一个组,都有一个路由器负责分配多播数据包流向该组。这就意味着如果有三个多播路由器连接成一个网络,它们的组列表是专有的,一台主机或多播路由器能在组中拥有会员资格。
转载请注明原文地址:https://tihaiku.com/congyezige/2432519.html
本试题收录于:
初级网络管理员题库软件水平考试初中高级分类
初级网络管理员
软件水平考试初中高级
相关试题推荐
Amulticastroutermayreceivethousands
Amulticastroutermayreceivethousands
Amulticastroutermayreceivethousands
Amulticastroutermayreceivethousands
下列路由器命令中用于激活接口的命令是()。A.Router(config-if)
Routersperformthedecisionprocesstha
下图所示Router为路由器,Switch为二层交换机,Hub为集线器,则该拓扑
IPmulticastingisasetoftechnologies
IP multicastingisasetoftechnologie
38、【单项选择题】 ☆ 收藏本题 IPmulticastingi
随机试题
洛阳,因位于洛河之阳而得名,是我国的历史文化名城和七大古都之一。洛阳是中华文明的发祥地之一,在相当长的历史时期内曾经是我国重要的政治、经济、文化中心,亦是
Shedoesn’ttalkmuch,butwhatshesaysmakes______.A、senseB、ideaC、meaningD
Aresignationletterbyamiddleschoolteacherwhowrote,"theworldissob
诊断急性支气管炎,最有价值的肺部体征是()A.双肺呼吸音增粗 B.双肺呼
设函数f(x)在[a,b]上连续,满足f([a,b])[a,b]。证明:存在x0
第一步,观察特征。图形组成不同,优先考虑数量类或属性类。图形中有圆和直线图形相切
不同区域的房地产价格水平、供求状况、交易数量等有极大差异,不同区域的房地产市场之
电子围栏各防区防盗报警主机箱体应满足:(____)。清洁$;$无锈蚀$;$无凝露
“你好像不太适合我们这里的工作,你看呢?”属于()面试问题。A:压力性 B:知
大剂量可引起精神错乱、嗜睡、眩晕、共济失调的药物是A.格列本脲 B.格列吡嗪
最新回复
(
0
)