diff --git a/.DS_Store b/.DS_Store
index cd74acdac4cff6bcaa2fe218f6c0249217b8b9ee..bfe7f211fb0823a0090169b12c3cf7860767cc63 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/project/.DS_Store b/project/.DS_Store
index 5008ddfcf53c02e82d7eee2e57c38e5672ef89f6..e05bb8c25f34beb683ffb1a4eaa0962081dd9772 100644
Binary files a/project/.DS_Store and b/project/.DS_Store differ
diff --git a/project/lay1+2_remastered.c b/project/lay1+2_remastered.c
index 979e2dccaf9620c9d792f71e5a1920d429caf2ca..74993420c79a8120eed1746ed4d27c4677fc3b0c 100644
--- a/project/lay1+2_remastered.c
+++ b/project/lay1+2_remastered.c
@@ -25,8 +25,6 @@
 byte send[MAXFRAMESIZE] = {0}; // Testdata: 0xB3, 0x10 = 10110011, 00010000
 byte frame[MAXFRAMESIZE] = {0}; // 0 - Preambel, 1 to 4 - CRC checksum, 5 - size, 6 to n (n = max. 256) - Payload
 
-
-byte state = 0;
 byte flag = 1;
 byte bufferIndex = 0; // Zählvariable für ISR
 byte sendIndex = 0;
@@ -97,7 +95,7 @@ int main(void){
     byte* receivedFrame = malloc(MAXFRAMESIZE*sizeof(byte));
     byte sizeToReceive = MAXFRAMESIZE-1;
     byte action; // 0 - broadcast successful, to layer 4; 1 - receive, to layer 4; 2 - relay
-    
+    byte state = 0;
     /*
      * puts("Getting ready to send.");
      * byte sizeToSend = 4;
@@ -114,13 +112,14 @@ int main(void){
      */
     
     while(1){
-        switch(state){
+/*        switch(state){
             default:
                 ATOMIC_BLOCK(ATOMIC_FORCEON){
                     if(!readyToSend) sendZeroes();
                 }
                 break;
             case 1: // receiving data
+            */
                 ATOMIC_BLOCK(ATOMIC_FORCEON){
                     // Data Package: 0 Preamble, 1 - 4 CRC,  5 Length,  6 Destination, 7 Source, 8 - n Data
                     if(readyToReceive){
@@ -168,15 +167,15 @@ int main(void){
                     }
                 }
                 
-            case 2: //send / relay
+            // case 2: //send / relay
                 l3_send(&state);
-                break;
+            //    break;
 
-            case 3: //USART Interrupt happened, add msg to queue
+            /*case 3: //USART Interrupt happened, add msg to queue
                 l3_send(&state);
-                break;
+                */
                 
-        }
+        // vom switch}
     }  
     return 0;
 }
diff --git a/project/lay3.c b/project/lay3.c
index 08520080293d5cb10007383f91e12c799bdc9c5b..871a41594c17b0ef4030b352eeafbdddf680ce86 100644
--- a/project/lay3.c
+++ b/project/lay3.c
@@ -71,23 +71,19 @@ void l3_exec(byte action, byte* frame){
 			puts("Handing package to layer 4.\n");
 		    break;
 		case 2: //relay
-			//fillSend(frame+6, frame[5]);
+			
 
-		//Achtung: z.B. bei 8-elementiger Queue: Fall tail ist 7, head ist 0 --> 0-1 != 7 trotzdem queue full
-			if(tail == head-1 || (head == 0 && tail == MAXQUEUESIZE)) puts("Message Queue full.");
-			else{
+			//Achtung: z.B. bei 8-elementiger Queue: Fall tail ist 7, head ist 0 --> 0-1 != 7 trotzdem queue full
+			// Auskommentiert, weil erst in Lay4 Acks hinzukommen
+		
+			//if(tail == head-1 || (head == 0 && tail == MAXQUEUESIZE)) puts("Message Queue full.");
+			//else{
 				if(head == 0) head = MAXQUEUESIZE-1;
 				else head--;
 				//msgQueue = realloc(msgQueue, tail+1); //würde ich nicht machen. lieber einfach eine feste Größe für die Queue.
 				msgQueue[head] = realloc(msgQueue[head], sizeof(frame));
 				copyFrame(frame, msgQueue[head]);
-				//tail++;
-			}
-
-			
-			//evtl. state = 2 setzen für main -> weiß, dass jetzt priorisiert weitergeleitet werden muss
-			
-			// hier noch head merken und/oder Index zum senden anpassen. -> Priority
+			//}
 			break;
 		default:
 		break;