diff --git a/platform/avr-rcb/Makefile.avr-rcb b/platform/avr-rcb/Makefile.avr-rcb
index 96dcd0cd3..5c14240b0 100644
--- a/platform/avr-rcb/Makefile.avr-rcb
+++ b/platform/avr-rcb/Makefile.avr-rcb
@@ -5,10 +5,14 @@ CONTIKI_TARGET_MAIN = ${CONTIKI_CORE}.o
 CONTIKI_TARGET_SOURCEFILES +=	rs232.c cfs-eeprom.c eeprom.c random.c \
 				mmem.c contiki-rcb-main.c
 
+MODULES += core/net core/net/mac core/net/mac/sicslowmac core/net/mac/contikimac \
+	core/net/mac/cxmac core/net/rime core/net/ipv4 core/net/ip \
+	core/net/ipv6 core/net/rpl core/net/llsec
+
 CONTIKIAVR=$(CONTIKI)/cpu/avr
 CONTIKIBOARD=.
 
-CONTIKI_PLAT_DEFS = -DF_CPU=8000000UL -DAUTO_CRC_PADDING=2
+CONTIKI_PLAT_DEFS = -DF_CPU=8000000UL -DAUTO_CRC_PADDING=2  -DNETSTACK_CONF_WITH_RIME=1 -DNETSTACK_CONF_WITH_IPV6=1
 
 MCU=atmega1281
 AVRDUDE_PROGRAMMER=jtag2
diff --git a/platform/avr-rcb/contiki-conf.h b/platform/avr-rcb/contiki-conf.h
index 2556c310b..3ecb788db 100644
--- a/platform/avr-rcb/contiki-conf.h
+++ b/platform/avr-rcb/contiki-conf.h
@@ -92,11 +92,24 @@ void clock_adjust_ticks(clock_time_t howmany);
 #define CCIF
 #define CLIF
 
-//#define NETSTACK_CONF_WITH_IPV6            1  //Let makefile determine this so ipv4 hello-world will compile
-
 #define LINKADDR_CONF_SIZE       8
-#define PACKETBUF_CONF_HDR_SIZE    0
+#define PACKETBUF_CONF_HDR_SIZE    48	/* Choose a buffersize != 0 for the messages which should be sended over the wireless interface */
 
+/* Uncomment this lines to activate the specific drivers */
+//#define NETSTACK_CONF_NETWORK     rime_driver		
+//#define NETSTACK_CONF_MAC         nullmac_driver
+//#define NETSTACK_CONF_RDC         sicslowmac_driver	
+//#define NETSTACK_CONF_FRAMER      framer_802154	/* Framer for 802.15.4 Medium Access Control */
+#define NETSTACK_CONF_RADIO       rf230_driver		/* Select the wireless driver, otherwise contiki would operate with the "nulldriver" which does nothing */
+
+#define RF230_CONF_AUTOACK        1
+#define CXMAC_CONF_ANNOUNCEMENTS  10
+#define NETSTACK_CONF_RDC_CHANNEL_CHECK_RATE 8
+
+/* 211 bytes per queue buffer. Burst mode will need 15 for a 1280 byte MTU */
+#define QUEUEBUF_CONF_NUM         15
+/* 54 bytes per queue ref buffer */
+#define QUEUEBUF_CONF_REF_NUM     2
 /* 0 for IPv6, or 1 for HC1, 2 for HC01 */
 #define SICSLOWPAN_CONF_COMPRESSION_IPV6 0 
 #define SICSLOWPAN_CONF_COMPRESSION_HC1  1 
@@ -124,18 +137,16 @@ void clock_adjust_ticks(clock_time_t howmany);
 #define UIP_CONF_NETIF_MAX_ADDRESSES  3
 #define UIP_CONF_ND6_MAX_PREFIXES     3
 #define UIP_CONF_ND6_MAX_DEFROUTERS   2
-#if NETSTACK_CONF_WITH_IPV6                       //tcpip.c error on ipv4 build if UIP_CONF_ICMP6 defined
-#define UIP_CONF_ICMP6           1
+#if NETSTACK_CONF_WITH_IPV6 //tcpip.c error on ipv4 build if UIP_CONF_ICMP6 defined
+#define UIP_CONF_ICMP6 1
 #endif
 
 #define UIP_CONF_UDP             1
 #define UIP_CONF_UDP_CHECKSUMS   1
 
-#define UIP_CONF_TCP             0
+#define UIP_CONF_TCP             1
 #define UIP_CONF_TCP_SPLIT       0
 
-
-
 /* These names are deprecated, use C99 names. */
 /*typedef unsigned char u8_t;
 typedef unsigned short u16_t;
diff --git a/platform/avr-rcb/contiki-rcb-main.c b/platform/avr-rcb/contiki-rcb-main.c
index 7516c27dc..bc7a08602 100644
--- a/platform/avr-rcb/contiki-rcb-main.c
+++ b/platform/avr-rcb/contiki-rcb-main.c
@@ -109,17 +109,18 @@ init_lowlevel(void)
   rs232_redirect_stdout(RS232_PORT_1);
   
   DDRE |= LED1 | LED2 | LED3;
+  
+  ctimer_init();
+ 
 }
 
 
 static struct etimer et;
 PROCESS_THREAD(rcb_leds, ev, data)
 {
-  uint8_t error;
 
   PROCESS_BEGIN();
   
-  if((error = icmp6_new(NULL)) == 0) {
     while(1) {
       PROCESS_YIELD();
       
@@ -134,7 +135,6 @@ PROCESS_THREAD(rcb_leds, ev, data)
 		LEDOff(LED2);
 	  }
     }
-  }
   PROCESS_END();
 }
 
@@ -142,14 +142,10 @@ PROCESS_THREAD(rcb_leds, ev, data)
 int
 main(void)
 {
-  //calibrate_rc_osc_32k(); //CO: Had to comment this out
-
   /* Initialize hardware */
-  init_lowlevel();
-
+  init_lowlevel();  
   /* Clock */
   clock_init();
-
   LEDOff(LED1 | LED2);
 
   /* Process subsystem */
@@ -157,17 +153,29 @@ main(void)
 
   /* Register initial processes */
   procinit_init();
+  
+  /* It is very important to do the NETSTACK_* initializations right here
+   * to enable the PROCESS_YIELD** functionality.
+   * The receive process is an single protothread which handles the 
+   * received packets. This process needs PROCESS_YIELD_UNTIL().
+   **/
+  /* Start radio and radio receive process */
+  NETSTACK_RADIO.init();
+  /* Initialize stack protocols */
+  queuebuf_init();
+  NETSTACK_RDC.init();
+  NETSTACK_MAC.init();
+  NETSTACK_NETWORK.init();
 
   /* Autostart processes */
   autostart_start(autostart_processes);
   
   printf_P(PSTR("\n********BOOTING CONTIKI*********\n"));
-
   printf_P(PSTR("System online.\n"));
 
   /* Main scheduler loop */
   while(1) {
-    process_run();
+    process_run();    
   }
 
   return 0;