diff --git a/src/jnet/server/Database.java b/src/jnet/server/Database.java
index 53b8ca7..0668352 100644
--- a/src/jnet/server/Database.java
+++ b/src/jnet/server/Database.java
@@ -768,4 +768,13 @@ public class Database {
         }
     }
     
+    public static void editConnection(jnet.lib.object.Connection c) {
+        String sql = "UPDATE objectConnection SET "
+                + "type='" + c.getType() + "',"
+                + "readTraffic='" + (c.isReadTraffic() ? 1:0) + "',"
+                + "sourceTraffic='" + c.getTrafficObject() + "',"
+                + "sourceInterface='" + c.getTrafficIface() + "' "
+                + "WHERE id='" + c.getId() + "'";
+        update(sql);
+    }
 }
diff --git a/src/jnet/server/ServerMessageParser.java b/src/jnet/server/ServerMessageParser.java
index 67bb314..8616afc 100644
--- a/src/jnet/server/ServerMessageParser.java
+++ b/src/jnet/server/ServerMessageParser.java
@@ -62,6 +62,7 @@ public class ServerMessageParser {
         handlers.put(Message.SNMP_TEST, this::handleSnmpTest);
         handlers.put(Message.SNMP_CONNECTION_INTERFACE, this::handleSnmpConnectionInterface);
         handlers.put(Message.CONNECTION_NEW, this::handlerConnectionNew);
+        handlers.put(Message.CONNECTION_UPDATE, this::handlerConnectionUpdate);
     }
 
     public void parse(Message msg) {
@@ -400,8 +401,8 @@ public class ServerMessageParser {
         };
         t1.start();
     }
-    
-    private void handleSnmpTest(Message msg){
+
+    private void handleSnmpTest(Message msg) {
         Object[] msg_object = (Object[]) msg.getMsg();
         String frameName = (String) msg_object[0];
         MapObject obj = (MapObject) msg_object[1];
@@ -416,7 +417,7 @@ public class ServerMessageParser {
                             Object[] o = {frameName, result};
                             send(Message.SNMP_TEST, o);
                             break;
-}
+                        }
                     }
                 } catch (Exception ex) {
                     LogFile.printErr("SNMP error: " + ex.getMessage());
@@ -425,8 +426,8 @@ public class ServerMessageParser {
         };
         t1.start();
     }
-    
-    private void handleSnmpConnectionInterface(Message msg){
+
+    private void handleSnmpConnectionInterface(Message msg) {
         Object[] msg_object = (Object[]) msg.getMsg();
         String frameName = (String) msg_object[0];
         MapObject obj = (MapObject) msg_object[1];
@@ -450,7 +451,7 @@ public class ServerMessageParser {
         };
         t1.start();
     }
-    
+
     private void handlerConnectionNew(Message msg) {
         Connection c = Database.addConnection((Connection) msg.getMsg());
         for (Map map : Server.maps) {
@@ -461,6 +462,23 @@ public class ServerMessageParser {
         sendAll(Message.CONNECTION_NEW, c);
     }
 
+    private void handlerConnectionUpdate(Message msg) {
+        Connection c = (Connection) msg.getMsg();
+        // upravi v databezi
+        Database.editConnection(c);
+        // upravi v seznamu
+        for (Map map : Server.maps) {
+            List<Connection> connections = map.getConnection(); 
+            for (int i = 0; i < connections.size(); i++) {
+                if (connections.get(i).getId() == c.getId()) {
+                    connections.set(i, c); 
+                }
+            }
+        }
+        // odesle vsem zmenu
+        sendAll(Message.CONNECTION_UPDATE, c);
+    }
+
     /**
      *
      *