diff --git a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE/start_enb b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE/start_enb
index 5a55602f9c..3ca952c2d1 100755
--- a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE/start_enb
+++ b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE/start_enb
@@ -10,7 +10,7 @@ sudo ip route add 239.0.0.160/28 dev eth0
 
 sudo ifconfig oai0 10.0.1.1 netmask 255.255.255.0 broadcast 10.0.1.255
 
-$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i0 -z0 -s 10.0.1.1 -t 10.0.1.2 -r 3
+$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i0 -z0 -s 10.0.1.1 -t 10.0.1.2 -r 1
 echo "to see eNB stats, pleasae run : watch_enb script"
 if   [ -z $1 ]; then 
 echo "nice -10 $OPENAIR_TARGETS/SIMU/USER/oaisim  -u0 -M0 -p2  -g3 -l3 > /dev/null"
diff --git a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE/start_ue b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE/start_ue
index 99f81c8e65..a4d9ae1e2f 100755
--- a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE/start_ue
+++ b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE/start_ue
@@ -10,7 +10,7 @@ sudo ip route add 239.0.0.160/28 dev eth0
 
 sudo ifconfig oai0 10.0.1.2 netmask 255.255.255.0 broadcast 10.0.1.255
 
-$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i0 -z0 -s 10.0.1.2 -t 10.0.1.1 -r 3
+$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i0 -z0 -s 10.0.1.2 -t 10.0.1.1 -r 1
 
 echo "to see UE stats, pleasae run : watch_ue script"
 if   [ -z $1 ]; then 
diff --git a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE_OAI_DRIVER_ETHERNET/start_enb b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE_OAI_DRIVER_ETHERNET/start_enb
index 0e5171c4af..010917b7cf 100755
--- a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE_OAI_DRIVER_ETHERNET/start_enb
+++ b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE_OAI_DRIVER_ETHERNET/start_enb
@@ -71,14 +71,14 @@ ip addr add dev oai0 2001:1::1/64
 # -x    -> source ipv6 address
 # -y    -> destination ipv6 address
 # -r    -> radio bearer id
-echo "rb_tool -a -c0 -i0 -f0 -z0 -x 2001:1::1/128  -y 2001:1::2/128 -r 3"
-$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -i0 -f0 -z0 -x 2001:1::1/128  -y 2001:1::2/128 -r 3
+echo "rb_tool -a -c0 -i0 -f0 -z0 -x 2001:1::1/128  -y 2001:1::2/128 -r 1"
+$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -i0 -f0 -z0 -x 2001:1::1/128  -y 2001:1::2/128 -r 1
 
-echo "rb_tool -a -c0 -i0 -f2 -z63 -s 10.0.1.1/32   -t 10.0.1.2/32   -r 3"
-$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -i0 -f2 -z64 -s 10.0.1.1/32   -t 10.0.1.2/32   -r 3
+echo "rb_tool -a -c0 -i0 -f2 -z63 -s 10.0.1.1/32   -t 10.0.1.2/32   -r 1"
+$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -i0 -f2 -z64 -s 10.0.1.1/32   -t 10.0.1.2/32   -r 1
 
-echo "rb_tool -a -c0 -i0 -f2 -z63 -s 10.0.1.1/32   -t 10.0.1.2/32   -r 3"
-$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -i0 -f4 -z64 -s 0.0.0.0/32   -t 0.0.0.0/32   -r 3
+echo "rb_tool -a -c0 -i0 -f2 -z63 -s 10.0.1.1/32   -t 10.0.1.2/32   -r 1"
+$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -i0 -f4 -z64 -s 0.0.0.0/32   -t 0.0.0.0/32   -r 1
 
 echo "to see eNB stats, please run : watch_enb script"
 echo "$OPENAIR_TARGETS/SIMU/USER/oaisim  -u0 -M0 -p2  -g3 -l3  > /dev/null"
diff --git a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE_OAI_DRIVER_ETHERNET/start_enb_v2 b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE_OAI_DRIVER_ETHERNET/start_enb_v2
index ceae353841..5a03ff1385 100755
--- a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE_OAI_DRIVER_ETHERNET/start_enb_v2
+++ b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE_OAI_DRIVER_ETHERNET/start_enb_v2
@@ -300,9 +300,9 @@ sleep 1
 # -x    -> source ipv6 address
 # -y    -> destination ipv6 address
 # -r    -> radio bearer id
-bash_exec "$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -f0 -i0 -z0  -x $ENB_IPv6      -y $UE_IPv6     -r 3"
-bash_exec "$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -f2 -i0 -z64 -s $ENB_IPv4/32   -t $UE_IPv4/32  -r 3"
-bash_exec "$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -f4 -i0 -z64 -s 0.0.0.0/32     -t 0.0.0.0/32   -r 3"
+bash_exec "$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -f0 -i0 -z0  -x $ENB_IPv6      -y $UE_IPv6     -r 1"
+bash_exec "$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -f2 -i0 -z64 -s $ENB_IPv4/32   -t $UE_IPv4/32  -r 1"
+bash_exec "$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -f4 -i0 -z64 -s 0.0.0.0/32     -t 0.0.0.0/32   -r 1"
 sleep 1
 
 echo "#####################################################################"
diff --git a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE_OAI_DRIVER_ETHERNET/start_ue b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE_OAI_DRIVER_ETHERNET/start_ue
index 39313e14fc..12644d7533 100755
--- a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE_OAI_DRIVER_ETHERNET/start_ue
+++ b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_1UE_OAI_DRIVER_ETHERNET/start_ue
@@ -226,9 +226,9 @@ bash_exec "ip addr add dev $LTEIF $UE_IPv6_CIDR"
 # -x    -> source ipv6 address
 # -y    -> destination ipv6 address
 # -r    -> radio bearer id
-bash_exec "$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -f0 -i0 -z0  -x $UE_IPv6     -y $ENB_IPv6     -r 3"
-bash_exec "$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -f2 -i0 -z64 -s $UE_IPv4/32  -t $ENB_IPv4/32  -r 3"
-bash_exec "$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -f4 -i0 -z64 -s 0.0.0.0/32   -t 0.0.0.0/32   -r 3"
+bash_exec "$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -f0 -i0 -z0  -x $UE_IPv6     -y $ENB_IPv6     -r 1"
+bash_exec "$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -f2 -i0 -z64 -s $UE_IPv4/32  -t $ENB_IPv4/32  -r 1"
+bash_exec "$OPENAIR2_DIR/NAS/DRIVER/LITE/RB_TOOL/rb_tool -a -c0 -f4 -i0 -z64 -s 0.0.0.0/32   -t 0.0.0.0/32   -r 1"
 sleep 1
 
 bash_exec "sysctl -w net.ipv4.conf.all.log_martians=1"
diff --git a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_2UE/start_enb b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_2UE/start_enb
index 52f7f2226b..0f22fecbef 100755
--- a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_2UE/start_enb
+++ b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_2UE/start_enb
@@ -12,8 +12,8 @@ sudo ip route add 239.0.0.160/28 dev eth0
 
 sudo ifconfig oai0 10.0.1.1 netmask 255.255.255.0 broadcast 10.0.1.255
 
-$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i0 -z0 -s 10.0.1.1 -t 10.0.1.2 -r 3
-$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c1 -i0 -z0 -s 10.0.1.1 -t 10.0.1.3 -r 11
+$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i0 -z0 -s 10.0.1.1 -t 10.0.1.2 -r 1
+$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c1 -i0 -z0 -s 10.0.1.1 -t 10.0.1.3 -r 12
 
 #xterm -T ENB -hold -e ping 10.0.1.2& 
 #xterm -T ENB -hold -e ping 10.0.1.3& 
diff --git a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_2UE/start_ue1 b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_2UE/start_ue1
index 20549eef93..15b45b7b24 100755
--- a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_2UE/start_ue1
+++ b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_2UE/start_ue1
@@ -11,7 +11,7 @@ sudo ip route add 239.0.0.160/28 dev eth0
 
 sudo ifconfig oai0 10.0.1.2 netmask 255.255.255.0 broadcast 10.0.1.255
 
-$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i0 -z0 -s 10.0.1.2 -t 10.0.1.1 -r 3
+$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i0 -z0 -s 10.0.1.2 -t 10.0.1.1 -r 1
 
 #xterm -T UE1 -hold -e ping 10.0.1.1& 
 
diff --git a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_2UE/start_ue2 b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_2UE/start_ue2
index ed54e771c9..5cf1bb3712 100755
--- a/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_2UE/start_ue2
+++ b/targets/SIMU/EXAMPLES/ETH_EMUL_1eNB_2UE/start_ue2
@@ -10,7 +10,7 @@ sudo ip route add 239.0.0.160/28 dev eth0
 
 sudo ifconfig oai0 10.0.1.3 netmask 255.255.255.0 broadcast 10.0.1.255
 
-$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i0 -z0 -s 10.0.1.3 -t 10.0.1.1 -r 3
+$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i0 -z0 -s 10.0.1.3 -t 10.0.1.1 -r 1
 
 #xterm -T UE2 -hold -e ping 10.0.1.1& 
 
diff --git a/targets/SIMU/EXAMPLES/VIRT_EMUL_1eNB/start_one_eNB_two_UE_PHY_nas b/targets/SIMU/EXAMPLES/VIRT_EMUL_1eNB/start_one_eNB_two_UE_PHY_nas
index 3280dab0ce..2646a7902f 100755
--- a/targets/SIMU/EXAMPLES/VIRT_EMUL_1eNB/start_one_eNB_two_UE_PHY_nas
+++ b/targets/SIMU/EXAMPLES/VIRT_EMUL_1eNB/start_one_eNB_two_UE_PHY_nas
@@ -15,18 +15,18 @@ echo "bring up oai1 interface for ue 1"
 sudo ifconfig oai1 10.0.2.2 netmask 255.255.255.0 broadcast 10.0.2.255
 
 # enb -> ue1
-$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i0 -z0 -s 10.0.1.1 -t 10.0.1.2 -r 3
+$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i0 -z0 -s 10.0.1.1 -t 10.0.1.2 -r 1
 # ue1 -> enb
-$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i1 -z0 -s 10.0.2.2 -t 10.0.2.1 -r 3
+$OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c0 -i1 -z0 -s 10.0.2.2 -t 10.0.2.1 -r 1
 
 if   [ $1 -ge 2 ]; then 
     echo "bring up oai2 interface for ue 2"
     sudo ifconfig oai2 10.0.3.3 netmask 255.255.255.0 broadcast 10.0.3.255
     
 # enb -> ue2
-    $OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c1 -i0 -z0 -s 10.0.1.1 -t 10.0.1.3 -r 11
+    $OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c1 -i0 -z0 -s 10.0.1.1 -t 10.0.1.3 -r 12
 # ue2 -> enb
-    $OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c1 -i2 -z0 -s 10.0.3.3 -t 10.0.3.1 -r 3
+    $OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c1 -i2 -z0 -s 10.0.3.3 -t 10.0.3.1 -r 1
 fi    
 
 if [ $1 -ge 3 ]; then 
@@ -34,9 +34,9 @@ if [ $1 -ge 3 ]; then
     sudo ifconfig oai3 10.0.4.4 netmask 255.255.255.0 broadcast 10.0.4.255
     
 # enb -> ue2
-    $OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c2 -i0 -z0 -s 10.0.1.1 -t 10.0.1.4 -r 19
+    $OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c2 -i0 -z0 -s 10.0.1.1 -t 10.0.1.4 -r 23
 # ue2 -> enb
-    $OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c2 -i3 -z0 -s 10.0.4.4 -t 10.0.4.1 -r 3
+    $OPENAIR2_DIR/NAS/DRIVER/MESH/RB_TOOL/rb_tool -a -c2 -i3 -z0 -s 10.0.4.4 -t 10.0.4.1 -r 1
 fi
     
 if [ $1 -ge 4 ]; then