diff --git a/core-java/src/test/java/com/baeldung/java/networking/interfaces/NetworkInterfaceTest.java b/core-java/src/test/java/com/baeldung/java/networking/interfaces/NetworkInterfaceTest.java
deleted file mode 100644
index 4a8ef57b8f..0000000000
--- a/core-java/src/test/java/com/baeldung/java/networking/interfaces/NetworkInterfaceTest.java
+++ /dev/null
@@ -1,122 +0,0 @@
-package com.baeldung.java.networking.interfaces;
-
-import static org.junit.Assert.*;
-
-import java.net.InetAddress;
-import java.net.InterfaceAddress;
-import java.net.NetworkInterface;
-import java.net.SocketException;
-import java.net.UnknownHostException;
-import java.util.Enumeration;
-import java.util.List;
-
-import org.junit.Test;
-
-public class NetworkInterfaceTest {
-    @Test
-    public void givenName_whenReturnsNetworkInterface_thenCorrect() throws SocketException {
-        NetworkInterface nif = NetworkInterface.getByName("lo");
-        assertNotNull(nif);
-    }
-
-    @Test
-    public void givenInExistentName_whenReturnsNull_thenCorrect() throws SocketException {
-        NetworkInterface nif = NetworkInterface.getByName("inexistent_name");
-        assertNull(nif);
-    }
-
-    @Test
-    public void givenIP_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
-        byte[] ip = new byte[] { 127, 0, 0, 1 };
-        NetworkInterface nif = NetworkInterface.getByInetAddress(InetAddress.getByAddress(ip));
-        assertNotNull(nif);
-    }
-
-    @Test
-    public void givenHostName_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByInetAddress(InetAddress.getByName("localhost"));
-        assertNotNull(nif);
-    }
-
-    @Test
-    public void givenLocalHost_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByInetAddress(InetAddress.getLocalHost());
-        assertNotNull(nif);
-    }
-
-    @Test
-    public void givenLoopBack_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByInetAddress(InetAddress.getLoopbackAddress());
-        assertNotNull(nif);
-    }
-
-    @Test
-    public void givenIndex_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByIndex(0);
-        assertNotNull(nif);
-    }
-
-    @Test
-    public void givenInterface_whenReturnsInetAddresses_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByName("lo");
-        Enumeration<InetAddress> addressEnum = nif.getInetAddresses();
-        InetAddress address = addressEnum.nextElement();
-        assertEquals("127.0.0.1", address.getHostAddress());
-    }
-
-    @Test
-    public void givenInterface_whenReturnsInterfaceAddresses_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByName("lo");
-
-        List<InterfaceAddress> addressEnum = nif.getInterfaceAddresses();
-        InterfaceAddress address = addressEnum.get(0);
-        InetAddress localAddress = address.getAddress();
-        InetAddress broadCastAddress = address.getBroadcast();
-        assertEquals("127.0.0.1", localAddress.getHostAddress());
-        assertEquals("127.255.255.255", broadCastAddress.getHostAddress());
-    }
-
-    @Test
-    public void givenInterface_whenChecksIfLoopback_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByName("lo");
-        assertTrue(nif.isLoopback());
-    }
-
-    @Test
-    public void givenInterface_whenChecksIfUp_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByName("lo");
-        assertTrue(nif.isUp());
-    }
-
-    @Test
-    public void givenInterface_whenChecksIfPointToPoint_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByName("lo");
-        assertFalse(nif.isPointToPoint());
-    }
-
-    @Test
-    public void givenInterface_whenChecksIfVirtual_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByName("lo");
-        assertFalse(nif.isVirtual());
-    }
-
-    @Test
-    public void givenInterface_whenChecksMulticastSupport_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByName("lo");
-        assertTrue(nif.supportsMulticast());
-    }
-
-    @Test
-    public void givenInterface_whenGetsMacAddress_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByName("lo");
-        byte[] bytes = nif.getHardwareAddress();
-        assertNotNull(bytes);
-    }
-
-    @Test
-    public void givenInterface_whenGetsMTU_thenCorrect() throws SocketException, UnknownHostException {
-        NetworkInterface nif = NetworkInterface.getByName("net0");
-        int mtu = nif.getMTU();
-        assertEquals(1500, mtu);
-    }
-}