diff --git a/PluginsAndFeatures/azure-toolkit-for-intellij/src/com/microsoft/azure/toolkit/lib/mysql/AzureMySQLService.java b/PluginsAndFeatures/azure-toolkit-for-intellij/src/com/microsoft/azure/toolkit/lib/mysql/AzureMySQLService.java
index 71c3f6af11..3bd3144477 100644
--- a/PluginsAndFeatures/azure-toolkit-for-intellij/src/com/microsoft/azure/toolkit/lib/mysql/AzureMySQLService.java
+++ b/PluginsAndFeatures/azure-toolkit-for-intellij/src/com/microsoft/azure/toolkit/lib/mysql/AzureMySQLService.java
@@ -14,22 +14,24 @@
 import com.microsoft.azure.toolkit.intellij.connector.mysql.MySQLConnectionUtils;
 import com.microsoft.azure.toolkit.lib.Azure;
 import com.microsoft.azure.toolkit.lib.common.operation.AzureOperation;
+import com.microsoft.azure.toolkit.lib.common.utils.NetUtils;
 import com.microsoft.azure.toolkit.lib.resource.AzureGroup;
 import com.microsoft.azuretools.ActionConstants;
 import com.microsoft.azuretools.authmanage.AuthMethodManager;
-import com.microsoft.azuretools.azurecommons.util.GetHashMac;
 import com.microsoft.azuretools.core.mvp.model.mysql.MySQLMvpModel;
 import com.microsoft.azuretools.telemetry.TelemetryConstants;
-import com.microsoft.azuretools.telemetrywrapper.*;
+import com.microsoft.azuretools.telemetrywrapper.ErrorType;
+import com.microsoft.azuretools.telemetrywrapper.EventType;
+import com.microsoft.azuretools.telemetrywrapper.EventUtil;
+import com.microsoft.azuretools.telemetrywrapper.Operation;
+import com.microsoft.azuretools.telemetrywrapper.TelemetryManager;
 import org.apache.commons.lang3.StringUtils;
 
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
-import java.net.InetAddress;
-import java.net.UnknownHostException;
-import java.net.URL;
 import java.net.HttpURLConnection;
+import java.net.URL;
 import java.nio.charset.StandardCharsets;
 import java.util.Collections;
 import java.util.List;
@@ -168,12 +170,8 @@ public boolean disableAllowAccessFromLocalMachine(final String subscriptionId, f
         }
 
         private String getAccessFromLocalRuleName() {
-            String hostname = "UNKNOWN_HOST";
-            try {
-                hostname = InetAddress.getLocalHost().getHostName();
-            } catch (UnknownHostException e) {
-            }
-            final String macAddress = GetHashMac.getMac();
+            final String hostname = NetUtils.getHostName();
+            final String macAddress = NetUtils.getMac();
             final String ruleName = NAME_PREFIX_ALLOW_ACCESS_TO_LOCAL + hostname + "_" + macAddress;
             return ruleName;
         }
diff --git a/Utils/azuretools-core/src/com/microsoft/azuretools/azurecommons/util/GetHashMac.java b/Utils/azuretools-core/src/com/microsoft/azuretools/azurecommons/util/GetHashMac.java
index 9bc9509278..b0bef10358 100644
--- a/Utils/azuretools-core/src/com/microsoft/azuretools/azurecommons/util/GetHashMac.java
+++ b/Utils/azuretools-core/src/com/microsoft/azuretools/azurecommons/util/GetHashMac.java
@@ -61,21 +61,6 @@ public static String getHashMac() {
         return ret;
     }
 
-    public static String getMac() {
-        try {
-            InetAddress ip = InetAddress.getLocalHost();
-            NetworkInterface network = NetworkInterface.getByInetAddress(ip);
-            byte[] mac = network.getHardwareAddress();
-            StringBuilder sb = new StringBuilder();
-            for (int i = 0; i < mac.length; i++) {
-                sb.append(String.format("%02X%s", mac[i], (i < mac.length - 1) ? "-" : ""));
-            }
-            return sb.toString();
-        } catch (UnknownHostException | SocketException e) {
-            return null;
-        }
-    }
-
     private static boolean isValidMac(String mac) {
         if (StringUtils.isEmpty(mac)) {
             return false;