mUDPSocket = new MulticastSocket(PORT);
NetworkInterface eth0 = NetworkInterface.getByName("eth0");
mUDPSocket.setNetworkInterface(eth0);
看一下setNetworkInterface这个函数的注释
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mUDPSocket = new MulticastSocket(PORT);
NetworkInterface eth0 = NetworkInterface.getByName("eth0");
mUDPSocket.setNetworkInterface(eth0);
看一下setNetworkInterface这个函数的注释
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