diff --git a/src/main/java/com/eactive/eai/custom/message/StandardMessageCoordinatorDJB.java b/src/main/java/com/eactive/eai/custom/message/StandardMessageCoordinatorDJB.java
index 31c662a..494115f 100644
--- a/src/main/java/com/eactive/eai/custom/message/StandardMessageCoordinatorDJB.java
+++ b/src/main/java/com/eactive/eai/custom/message/StandardMessageCoordinatorDJB.java
@@ -67,6 +67,8 @@ public class StandardMessageCoordinatorDJB extends DefaultStandardMessageCoordin
 
     // DATA 영역 경로
     private static final String DATA_SCOP_LEN             = "DATA.data_scop_len";
+    
+    private String[] netInfo;
 
     @Override
     public void coordinateAfterParsing(StandardMessage standardMessage, Object paramObject, Properties prop) {
@@ -237,6 +239,9 @@ public class StandardMessageCoordinatorDJB extends DefaultStandardMessageCoordin
     }
 
     private String[] collectNetworkInfo() {
+    	if(this.netInfo != null)
+    		return this.netInfo;
+    	
         String ipv4 = "";
         String mac  = "";
         try {
@@ -257,7 +262,8 @@ public class StandardMessageCoordinatorDJB extends DefaultStandardMessageCoordin
         } catch (Exception e) {
             if (logger.isWarn()) logger.warn("Failed to collect network info", e);
         }
-        return new String[]{ipv4, mac};
+        this.netInfo = new String[]{ipv4, mac};
+        return this.netInfo;
     }
 
     private void setEzdataFields(StandardMessage standardMessage, StandardItem ezdataItem, String ipv4, String mac) {