For summons attibute defense bonus should be added to base attribute defense.

Same attack attribute handling will be added later.

L2_GameServer/java/net/sf/l2j/gameserver/model/actor/instance/L2SummonInstance.java

@@ -306,8 +306,9 @@ public class L2SummonInstance extends L2Summon
 	public int getDefenseElementValue(byte attribute)
 	{
 		if (getOwner() == null)
-			return 0;
+			return super.getDefenseElementValue(attribute);
 
-		return getOwner().getDefenseElementValue(attribute);
+		// bonus from owner
+		return super.getDefenseElementValue(attribute) + getOwner().getDefenseElementValue(attribute);
 	}
 }