Java MulticastSocket getInterface()

getInterface() is the method of MulticastSocket class. This method is used to get address of the network interface that is used for multicast packets.

Syntax

Returns

It returns an address of the network interface.

Throw

SocketException - This exception occurs when there is error in the underlying protocol.

Example 1

import java.io.IOException; 
import java.net.InetAddress; 
import java.net.MulticastSocket; 
import java.net.NetworkInterface;
import java.util.Enumeration;
public class JavaMulticastSocketgetInterfaceExample1  
{ 
    public static void main(String[] args) throws IOException  
    {  
        MulticastSocket ms1 = new MulticastSocket(); 
        NetworkInterface nif1 = NetworkInterface.getByIndex(1); 
        Enumeration<InetAddress> enu = nif1.getInetAddresses(); 
        InetAddress intadd = enu.nextElement(); 
        ms1.setInterface(intadd);
        System.out.println("Interface : " + ms1.getInterface());//getting the address of the network interface 
    } 
  
}

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Output: