diff --git a/sys/net/rpl/trickle.c b/sys/net/rpl/trickle.c
index 1dc2a51a21..f44313c31f 100644
--- a/sys/net/rpl/trickle.c
+++ b/sys/net/rpl/trickle.c
@@ -78,6 +78,7 @@ void init_trickle(void)
 {
     /* Create threads */
     ack_received = true;
+    dao_counter = 0;
     timer_over_pid = thread_create(timer_over_buf, TRICKLE_TIMER_STACKSIZE,
                                    PRIORITY_MAIN - 1, CREATE_STACKTEST,
                                    trickle_timer_over, "trickle_timer_over");
diff --git a/sys/net/sixlowpan/icmp.c b/sys/net/sixlowpan/icmp.c
index 2190ae8980..bf502458ee 100644
--- a/sys/net/sixlowpan/icmp.c
+++ b/sys/net/sixlowpan/icmp.c
@@ -759,7 +759,7 @@ void recv_rtr_adv(void)
                                                     NDP_ADDR_STATE_PREFERRED,
                                                     opt_pi_buf->val_ltime,
                                                     opt_pi_buf->pref_ltime);
-                                printf("INFO: added address to interface\n");
+                                DEBUG("INFO: added address to interface\n");
                                 trigger_ns = 1;
                             }
                         }
diff --git a/sys/net/sixlowpan/lowpan.c b/sys/net/sixlowpan/lowpan.c
index c418a14f58..c5f536d6b1 100644
--- a/sys/net/sixlowpan/lowpan.c
+++ b/sys/net/sixlowpan/lowpan.c
@@ -50,7 +50,7 @@ char addr_str[IPV6_MAX_ADDR_STR_LEN];
 #endif
 #include "debug.h"
 
-#define IP_PROCESS_STACKSIZE           	(KERNEL_CONF_STACKSIZE_DEFAULT * 6)
+#define IP_PROCESS_STACKSIZE           	(KERNEL_CONF_STACKSIZE_MAIN)
 #define NC_STACKSIZE                   	(KERNEL_CONF_STACKSIZE_DEFAULT)
 #define CON_STACKSIZE                  	(KERNEL_CONF_STACKSIZE_DEFAULT)
 #define LOWPAN_TRANSFER_BUF_STACKSIZE  	(KERNEL_CONF_STACKSIZE_DEFAULT)