Create a MulticastSocket bound to the specified socket address.

创建一个绑定在指定套接字地址的多播套接字。

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Set the default time-to-live for multicast packets sent out on this MulticastSocket in order to control the scope of the multicasts.

设置在此多播套接字发出的多播包的默认存活时间以便控制多播的作用域。

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Set the default time-to-live for multicast packets sent out on this MulticastSocket in order to control the scope of the multicasts.

设置在此多播套接字发出的多播包的默认存活时间以便控制多播的作用域。

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