diff --git a/openair2/RRC/NAS/nas_config.h b/openair2/RRC/NAS/nas_config.h
index 97a6dd5976..21c171c56b 100644
--- a/openair2/RRC/NAS/nas_config.h
+++ b/openair2/RRC/NAS/nas_config.h
@@ -175,10 +175,4 @@ char *getBroadcastAddress(void);
 
 int bringInterfaceUp(char *interfaceName, int up);
 
-int rb_validate_config_ipv4(int cx, int inst, int rb);
-int rb_conf_ipv4(int action, int cx, int inst, int rb, int dscp, in_addr_t saddr_ipv4, in_addr_t daddr_ipv4);
-void rb_ioctl_init(int inst);
-int rb_stats_req(int inst);
-void init_socket(void);
-in_addr_t ipv4_address(int thirdOctet, int fourthOctet);
 #endif /*NAS_CONFIG_H_*/
diff --git a/openair2/RRC/NAS/rb_config.c b/openair2/RRC/NAS/rb_config.c
index fd5c82787f..17b180131f 100644
--- a/openair2/RRC/NAS/rb_config.c
+++ b/openair2/RRC/NAS/rb_config.c
@@ -58,7 +58,7 @@ struct nas_ioctl gifr;
 static int fd;
 static int socket_enabled;
 
-void init_socket(void)
+static void init_socket(void)
 {
 
   if ((fd=socket(AF_INET6, SOCK_DGRAM, 0)) < 0) {
@@ -69,7 +69,7 @@ void init_socket(void)
   socket_enabled=1;
 }
 
-void rb_ioctl_init(int inst)
+static void rb_ioctl_init(int inst)
 {
 
   /* init the gifr struct for the given inst */
@@ -79,7 +79,7 @@ void rb_ioctl_init(int inst)
 }
 
 
-int rb_validate_config_ipv4(int cx, int inst, int rb)
+static int rb_validate_config_ipv4(int cx, int inst, int rb)
 {
 
   if (inst == -1) {
@@ -229,45 +229,6 @@ int rb_conf_ipv4(int action,int cx, int inst, int rb, int dscp, in_addr_t saddr_
 
 }
 
-
-int rb_stats_req(int inst)
-{
-
-  if ( fd <= 0 ) {
-    return (1);
-  } /* request stats without defining the interface */
-  else if  (inst == -1) {
-    //  printf("Specify an interface for statistics request \n");
-    LOG_E(OIP,"Specify an interface for statistics request \n");
-    return (1);
-  }
-
-  struct nas_msg_statistic_reply *msgrep;
-
-  int err;
-
-  rb_ioctl_init(inst);
-
-  gifr.type =  NAS_MSG_STATISTIC_REQUEST;
-
-  msgrep=(struct nas_msg_statistic_reply *)(gifr.msg);
-
-  if ((err = ioctl(fd, NAS_IOCTL_RRM, &gifr)) < 0 ) {
-    perror("IOCTL error: STATS REQ FAILED\n");
-    LOG_E(OIP,"IOCTL error: STATS REQ FAILED\n");
-  }
-
-  LOG_I(OIP,"ioctl :Statistics request");
-  LOG_I(OIP,"tx_packets = %u, rx_packets = %u\n", msgrep->tx_packets, msgrep->rx_packets);
-  LOG_I(OIP,"tx_bytes = %u, rx_bytes = %u\n", msgrep->tx_bytes, msgrep->rx_bytes);
-  LOG_I(OIP,"tx_errors = %u, rx_errors = %u\n", msgrep->tx_errors, msgrep->rx_errors);
-  LOG_I(OIP,"tx_dropped = %u, rx_dropped = %u\n", msgrep->tx_dropped, msgrep->rx_dropped);
-
-  return (0);
-
-}
-
-
 in_addr_t ipv4_address (int thirdOctet, int fourthOctet)
 {
 
diff --git a/openair2/RRC/NAS/rb_config.h b/openair2/RRC/NAS/rb_config.h
index 6af42bac45..f00a9573a5 100644
--- a/openair2/RRC/NAS/rb_config.h
+++ b/openair2/RRC/NAS/rb_config.h
@@ -28,40 +28,9 @@
 #define __RB_CONFIG_H__
 
 #include <netinet/in.h>
-/*
-typedef struct {
 
-  int fd; // socket file descriptor
-
-  int stats;
-
-  int action;  // add or delete
-
-  int rb;
-  int cx;
-  int inst;
-
-  int saddr_ipv4set;
-  int daddr_ipv4set;
-  in_addr_t saddr_ipv4;
-  in_addr_t daddr_ipv4;
-
-  int saddr_ipv6set;
-  int daddr_ipv6set;
-  struct in6_addr saddr_ipv6;
-  struct in6_addr daddr_ipv6;
-
-  int dscp;
-
-
-
-} rb_config;
-*/
-int rb_validate_config_ipv4(int cx, int inst, int rb);
 int rb_conf_ipv4(int action,int cx, int inst, int rb, int dscp, in_addr_t saddr_ipv4, in_addr_t daddr_ipv4);
 void rb_ioctl_init(int inst);
-int rb_stats_req(int inst);
-void init_socket(void);
 in_addr_t ipv4_address (int thirdOctet, int fourthOctet);