求翻译：组播路由器不需要知道组中所有主机的身份，只需知道组中至少还有一个成员处于活动状态即可。因此，组播组中每个主机都有一个随机计时器，一旦发现组中已有其它主机声明了成员身份后，都将承自己的报告。计时器超过的主机将发送声明报告是什么意思？

The multicast routers do not need to know the identity of all hosts in the group, only need to know at least one group member is active can be. Therefore, the multicast group, each host has a random timer, Once a group has been host declares the membership, will be bearing their own reports. Timer m

Multicast routers do not need to be aware of all of the hosts in the group, as in the group will only need to know at least one other member is active. Therefore, the multicast group in each host will have a random timer, once it is found that the Group has been declared the other hosts, as a member

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Multicast router does not need to know the status of all hosts in the group, just need to know there is at least one Member in the group is active. Therefore, each host in a multicast group has a random timer, once found in the group membership has been a host declaration, are bearing their own repo

The multicast router does not need to know in group all main engine status, only must know in the group also has a member to be at the active condition at least then.Therefore, in the multicast group each main engine all has a stochastic timer, after once in the discovery group had other main engine