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[network] Modify iOS port knock to use a valid mDNS packet #17687

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merged 1 commit into from
Nov 4, 2024
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[network] Modify iOS port knock to use a valid mDNS packet #17687

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3 changes: 2 additions & 1 deletion ...inding.network/src/main/java/org/openhab/binding/network/internal/utils/NetworkUtils.java
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Original file line number Diff line number Diff line change
Expand Up @@ -446,7 +446,8 @@ public PingResult javaPing(Duration timeout, InetAddress destinationAddress) {
public void wakeUpIOS(InetAddress address) throws IOException {
int port = 5353;
try (DatagramSocket s = new DatagramSocket()) {
byte[] buffer = new byte[0];
// Send a valid mDNS packet (12 bytes of zeroes)
byte[] buffer = new byte[12];
s.send(new DatagramPacket(buffer, buffer.length, address, port));
logger.trace("Sent packet to {}:{} to wake up iOS device", address, port);
} catch (PortUnreachableException e) {
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