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IGMP means Internet Group Management Protocol. This protocol is used to establish and maintain multicast group membership between IP host and its directly adjacent multicast routers, but does not include the dissemination and maintenance of group membership information between multicast routers. This part of the work is completed by each group of broadcast routing protocols. All hosts participating in multicast must implement IGMP.本部电影讲述了为追寻爱情，苏州女孩程子欣随男友来至香港，在一家金融公司供职。谁知男友移情别恋，令子欣备受打击。偶然机缘，她结识了正处于瓶颈期的建筑师方启宏，二人互相勉励，子欣丢掉了关于前男友的一切，启宏也决定重新出发，并相约一周后给子欣看最新的设计图。First of all, you have to test yourself and try it according to the following steps:葫芦微笑问道：我想练习拳脚成不成？他娘刘氏急忙道：练啥拳脚，你好好歇几个月吧。Https://www.jiemian.com/article/1975640.htmlThe domestic reflection servers that were used to launch NTP reflection attacks this month ranked TOP25 according to the number of attacks launched by use and their attribution are shown in Table 6, with the largest addresses located in Shandong Province and Ningxia Hui Autonomous Region.