/**
* iOS devices are in a deep sleep mode, where they only listen to UDP traffic on port 5353 (Bonjour service
* discovery). A packet on port 5353 will wake up the network stack to respond to ARP pings at least.
*
* @throws IOException
*/
public void wakeUpIOS(InetAddress address) throws IOException {
try (DatagramSocket s = new DatagramSocket()) {
byte[] buffer = new byte[0];
s.send(new DatagramPacket(buffer, buffer.length, address, 5353));
} catch (PortUnreachableException ignored) {
// We ignore the port unreachable error
}
}
NetworkUtils.java 文件源码
java
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