Internet Group Management Protocol

IGMP互联网组管理协议是TCP/IP 协议族中负责IP组播成员管理的协议,用来在IP主机和与其直接相邻的组播路由器之间建立、维护组播组成员关系。

该协议运行在主机和组播路由器之间。IGMP协议共有三个版本,即IGMPv1、v2 和v3。

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