diff --git a/regression-tests/12-rpl/01-rpl-up-route.csc b/regression-tests/12-rpl/01-rpl-up-route.csc
index 7c515b24b..bcefd4128 100644
--- a/regression-tests/12-rpl/01-rpl-up-route.csc
+++ b/regression-tests/12-rpl/01-rpl-up-route.csc
@@ -312,7 +312,7 @@ while(true) {
          }
     } else if(msg.startsWith("Sending")) {
         hops = 0;
-    } else if(msg.startsWith("#L")) {
+    } else if(msg.startsWith("#L") && msg.endsWith("1; red")) {
         hops++;
     } else if(msg.startsWith("Data")) {
 //        log.log("" + msg + "\n");    
@@ -323,7 +323,7 @@ while(true) {
 //        log.log("Num " + num + "\n");
         if(lastMsg != -1) {
           if(num != lastMsg + 1) {
-            numMissed = num - lastMsg;
+            numMissed = num - lastMsg - 1;
             lostMsgs += numMissed;
             log.log("Missed messages " + numMissed + " before " + num + "\n");            
             for(i = 0; i < numMissed; i++) {
diff --git a/regression-tests/12-rpl/02-rpl-root-reboot.csc b/regression-tests/12-rpl/02-rpl-root-reboot.csc
index eda75d60b..2ab456726 100644
--- a/regression-tests/12-rpl/02-rpl-root-reboot.csc
+++ b/regression-tests/12-rpl/02-rpl-root-reboot.csc
@@ -312,7 +312,7 @@ while(true) {
          }
     } else if(msg.startsWith("Sending")) {
         hops = 0;
-    } else if(msg.startsWith("#L")) {
+    } else if(msg.startsWith("#L") && msg.endsWith("1; red")) {
         hops++;
     } else if(msg.startsWith("Data")) {
 //        log.log("" + msg + "\n");    
@@ -323,7 +323,7 @@ while(true) {
 //        log.log("Num " + num + "\n");
         if(lastMsg != -1) {
           if(num != lastMsg + 1) {
-            numMissed = num - lastMsg;
+            numMissed = num - lastMsg - 1;
             lostMsgs += numMissed;
             log.log("Missed messages " + numMissed + " before " + num + "\n");            
             for(i = 0; i < numMissed; i++) {
diff --git a/regression-tests/12-rpl/03-rpl-28-hours.csc b/regression-tests/12-rpl/03-rpl-28-hours.csc
index d107f13b4..383b636fa 100644
--- a/regression-tests/12-rpl/03-rpl-28-hours.csc
+++ b/regression-tests/12-rpl/03-rpl-28-hours.csc
@@ -261,7 +261,7 @@ while(true) {
          }
     } else if(msg.startsWith("Sending")) {
         hops = 0;
-    } else if(msg.startsWith("#L")) {
+    } else if(msg.startsWith("#L") && msg.endsWith("1; red")) {
         hops++;
     } else if(msg.startsWith("Data")) {
 //        log.log("" + msg + "\n");    
@@ -272,7 +272,7 @@ while(true) {
 //        log.log("Num " + num + "\n");
         if(lastMsg != -1) {
           if(num != lastMsg + 1) {
-            numMissed = num - lastMsg;
+            numMissed = num - lastMsg - 1;
             lostMsgs += numMissed;
             log.log("Missed messages " + numMissed + " before " + num + "\n");            
             for(i = 0; i < numMissed; i++) {
diff --git a/regression-tests/12-rpl/04-rpl-large-network.csc b/regression-tests/12-rpl/04-rpl-large-network.csc
index 50b1cfad4..30944240a 100644
--- a/regression-tests/12-rpl/04-rpl-large-network.csc
+++ b/regression-tests/12-rpl/04-rpl-large-network.csc
@@ -7027,7 +7027,7 @@ while(true) {
          }
     } else if(msg.startsWith("Sending")) {
         hops = 0;
-    } else if(msg.startsWith("#L")) {
+    } else if(msg.startsWith("#L") && msg.endsWith("1; red")) {
         hops++;
     } else if(msg.startsWith("Data")) {
 //        log.log("" + msg + "\n");    
@@ -7038,7 +7038,7 @@ while(true) {
 //        log.log("Num " + num + "\n");
         if(lastMsg != -1) {
           if(num != lastMsg + 1) {
-            numMissed = num - lastMsg;
+            numMissed = num - lastMsg - 1;
             lostMsgs += numMissed;
             log.log("Missed messages " + numMissed + " before " + num + "\n");            
             for(i = 0; i < numMissed; i++) {
diff --git a/regression-tests/12-rpl/05-rpl-up-and-down-routes.csc b/regression-tests/12-rpl/05-rpl-up-and-down-routes.csc
index 7191e79ad..ba409e4fb 100644
--- a/regression-tests/12-rpl/05-rpl-up-and-down-routes.csc
+++ b/regression-tests/12-rpl/05-rpl-up-and-down-routes.csc
@@ -310,7 +310,7 @@ while(true) {
          }
     } else if(msg.startsWith("Sending")) {
         hops = 0;
-    } else if(msg.startsWith("#L")) {
+    } else if(msg.startsWith("#L") && msg.endsWith("1; red")) {
         hops++;
     } else if(msg.startsWith("Data")) {
 //        log.log("" + msg + "\n");    
@@ -321,7 +321,7 @@ while(true) {
 //        log.log("Num " + num + "\n");
         if(lastMsg != -1) {
           if(num != lastMsg + 1) {
-            numMissed = num - lastMsg;
+            numMissed = num - lastMsg - 1;
             lostMsgs += numMissed;
             log.log("Missed messages " + numMissed + " before " + num + "\n");            
             for(i = 0; i < numMissed; i++) {
diff --git a/regression-tests/12-rpl/06-rpl-temporary-root-loss.csc b/regression-tests/12-rpl/06-rpl-temporary-root-loss.csc
index f4c132c4d..6884c9fc5 100644
--- a/regression-tests/12-rpl/06-rpl-temporary-root-loss.csc
+++ b/regression-tests/12-rpl/06-rpl-temporary-root-loss.csc
@@ -287,9 +287,14 @@ GENERATE_MSG(2000000, "add-sink");
 
 lostMsgs = 0;
 
-TIMEOUT(2000000, if(lostMsgs == 0) { log.testOK(); } );
+// we check that we got up to at least message 62 and
+// (the simulation is 4000000ms = 66 minutes long)
+// that we did not lose anything since 34
+// (the sink is back at 2000000ms = 33 minutes)
+TIMEOUT(4000000, if(lastMsg >= 62 && lastMissed <= 34) { log.testOK(); } );
 
 lastMsg = -1;
+lastMissed = -1;
 packets = "_________";
 hops = 0;
 
@@ -310,7 +315,7 @@ while(true) {
          }
     } else if(msg.startsWith("Sending")) {
         hops = 0;
-    } else if(msg.startsWith("#L")) {
+    } else if(msg.startsWith("#L") && msg.endsWith("1; red")) {
         hops++;
     } else if(msg.startsWith("Data")) {
 //        log.log("" + msg + "\n");    
@@ -321,7 +326,8 @@ while(true) {
 //        log.log("Num " + num + "\n");
         if(lastMsg != -1) {
           if(num != lastMsg + 1) {
-            numMissed = num - lastMsg;
+            lastMissed = num;
+            numMissed = num - lastMsg - 1;
             lostMsgs += numMissed;
             log.log("Missed messages " + numMissed + " before " + num + "\n");            
             for(i = 0; i < numMissed; i++) {
diff --git a/regression-tests/12-rpl/08-rpl-dao-route-loss-0.csc b/regression-tests/12-rpl/08-rpl-dao-route-loss-0.csc
index 7f63864a2..66e890394 100644
--- a/regression-tests/12-rpl/08-rpl-dao-route-loss-0.csc
+++ b/regression-tests/12-rpl/08-rpl-dao-route-loss-0.csc
@@ -327,7 +327,7 @@ while(true) {
          node8.getInterfaces().getPosition().setCoordinates(58, 108, 0);
     } else if(msg.startsWith("Sending")) {
         hops = 0;
-    } else if(msg.startsWith("#L")) {
+    } else if(msg.startsWith("#L") && msg.endsWith("1; red")) {
         hops++;
     } else if(msg.startsWith("Data")) {
 //        log.log("" + msg + "\n");    
@@ -339,7 +339,7 @@ while(true) {
 //        log.log("Num " + num + "\n");
         if(lastMsg != -1) {
           if(num != lastMsg + 1) {
-            numMissed = num - lastMsg;
+            numMissed = num - lastMsg - 1;
             lostMsgs += numMissed;
             log.log("Missed messages " + numMissed + " before " + num + "\n");            
             for(i = 0; i < numMissed; i++) {
diff --git a/regression-tests/12-rpl/08-rpl-dao-route-loss-1.csc b/regression-tests/12-rpl/08-rpl-dao-route-loss-1.csc
index 9468dd53e..57b426ab2 100644
--- a/regression-tests/12-rpl/08-rpl-dao-route-loss-1.csc
+++ b/regression-tests/12-rpl/08-rpl-dao-route-loss-1.csc
@@ -327,7 +327,7 @@ while(true) {
          node8.getInterfaces().getPosition().setCoordinates(58, 108, 0);
     } else if(msg.startsWith("Sending")) {
         hops = 0;
-    } else if(msg.startsWith("#L")) {
+    } else if(msg.startsWith("#L") && msg.endsWith("1; red")) {
         hops++;
     } else if(msg.startsWith("Data")) {
 //        log.log("" + msg + "\n");    
@@ -339,7 +339,7 @@ while(true) {
 //        log.log("Num " + num + "\n");
         if(lastMsg != -1) {
           if(num != lastMsg + 1) {
-            numMissed = num - lastMsg;
+            numMissed = num - lastMsg - 1;
             lostMsgs += numMissed;
             log.log("Missed messages " + numMissed + " before " + num + "\n");            
             for(i = 0; i < numMissed; i++) {
diff --git a/regression-tests/12-rpl/08-rpl-dao-route-loss-2.csc b/regression-tests/12-rpl/08-rpl-dao-route-loss-2.csc
index 130eef941..2f42e92ea 100644
--- a/regression-tests/12-rpl/08-rpl-dao-route-loss-2.csc
+++ b/regression-tests/12-rpl/08-rpl-dao-route-loss-2.csc
@@ -327,7 +327,7 @@ while(true) {
          node8.getInterfaces().getPosition().setCoordinates(58, 108, 0);
     } else if(msg.startsWith("Sending")) {
         hops = 0;
-    } else if(msg.startsWith("#L")) {
+    } else if(msg.startsWith("#L") && msg.endsWith("1; red")) {
         hops++;
     } else if(msg.startsWith("Data")) {
 //        log.log("" + msg + "\n");    
@@ -339,7 +339,7 @@ while(true) {
 //        log.log("Num " + num + "\n");
         if(lastMsg != -1) {
           if(num != lastMsg + 1) {
-            numMissed = num - lastMsg;
+            numMissed = num - lastMsg - 1;
             lostMsgs += numMissed;
             log.log("Missed messages " + numMissed + " before " + num + "\n");            
             for(i = 0; i < numMissed; i++) {
diff --git a/regression-tests/12-rpl/08-rpl-dao-route-loss-3.csc b/regression-tests/12-rpl/08-rpl-dao-route-loss-3.csc
index d67d25f01..63fb1e042 100644
--- a/regression-tests/12-rpl/08-rpl-dao-route-loss-3.csc
+++ b/regression-tests/12-rpl/08-rpl-dao-route-loss-3.csc
@@ -327,7 +327,7 @@ while(true) {
          node8.getInterfaces().getPosition().setCoordinates(58, 108, 0);
     } else if(msg.startsWith("Sending")) {
         hops = 0;
-    } else if(msg.startsWith("#L")) {
+    } else if(msg.startsWith("#L") && msg.endsWith("1; red")) {
         hops++;
     } else if(msg.startsWith("Data")) {
 //        log.log("" + msg + "\n");    
@@ -339,7 +339,7 @@ while(true) {
 //        log.log("Num " + num + "\n");
         if(lastMsg != -1) {
           if(num != lastMsg + 1) {
-            numMissed = num - lastMsg;
+            numMissed = num - lastMsg - 1;
             lostMsgs += numMissed;
             log.log("Missed messages " + numMissed + " before " + num + "\n");            
             for(i = 0; i < numMissed; i++) {
diff --git a/regression-tests/12-rpl/08-rpl-dao-route-loss-4.csc b/regression-tests/12-rpl/08-rpl-dao-route-loss-4.csc
index bef4be8b8..8b33f560a 100644
--- a/regression-tests/12-rpl/08-rpl-dao-route-loss-4.csc
+++ b/regression-tests/12-rpl/08-rpl-dao-route-loss-4.csc
@@ -327,7 +327,7 @@ while(true) {
          node8.getInterfaces().getPosition().setCoordinates(58, 108, 0);
     } else if(msg.startsWith("Sending")) {
         hops = 0;
-    } else if(msg.startsWith("#L")) {
+    } else if(msg.startsWith("#L") && msg.endsWith("1; red")) {
         hops++;
     } else if(msg.startsWith("Data")) {
 //        log.log("" + msg + "\n");    
@@ -339,7 +339,7 @@ while(true) {
 //        log.log("Num " + num + "\n");
         if(lastMsg != -1) {
           if(num != lastMsg + 1) {
-            numMissed = num - lastMsg;
+            numMissed = num - lastMsg - 1;
             lostMsgs += numMissed;
             log.log("Missed messages " + numMissed + " before " + num + "\n");            
             for(i = 0; i < numMissed; i++) {
diff --git a/regression-tests/12-rpl/08-rpl-dao-route-loss-5.csc b/regression-tests/12-rpl/08-rpl-dao-route-loss-5.csc
index c2623f780..56925381b 100644
--- a/regression-tests/12-rpl/08-rpl-dao-route-loss-5.csc
+++ b/regression-tests/12-rpl/08-rpl-dao-route-loss-5.csc
@@ -327,7 +327,7 @@ while(true) {
          node8.getInterfaces().getPosition().setCoordinates(58, 108, 0);
     } else if(msg.startsWith("Sending")) {
         hops = 0;
-    } else if(msg.startsWith("#L")) {
+    } else if(msg.startsWith("#L") && msg.endsWith("1; red")) {
         hops++;
     } else if(msg.startsWith("Data")) {
 //        log.log("" + msg + "\n");    
@@ -339,7 +339,7 @@ while(true) {
 //        log.log("Num " + num + "\n");
         if(lastMsg != -1) {
           if(num != lastMsg + 1) {
-            numMissed = num - lastMsg;
+            numMissed = num - lastMsg - 1;
             lostMsgs += numMissed;
             log.log("Missed messages " + numMissed + " before " + num + "\n");            
             for(i = 0; i < numMissed; i++) {