diff --git a/rmw_fastrtps_cpp/src/rmw_node.cpp b/rmw_fastrtps_cpp/src/rmw_node.cpp
index 74c6e2e07..5d7492d06 100644
--- a/rmw_fastrtps_cpp/src/rmw_node.cpp
+++ b/rmw_fastrtps_cpp/src/rmw_node.cpp
@@ -37,7 +37,8 @@ rmw_create_node(
   const char * name,
   const char * namespace_,
   size_t domain_id,
-  const rmw_node_security_options_t * security_options)
+  const rmw_node_security_options_t * security_options,
+  bool localhost_only)
 {
   RCUTILS_CHECK_ARGUMENT_FOR_NULL(context, NULL);
   RMW_CHECK_TYPE_IDENTIFIERS_MATCH(
@@ -47,7 +48,7 @@ rmw_create_node(
     // TODO(wjwwood): replace this with RMW_RET_INCORRECT_RMW_IMPLEMENTATION when refactored
     return NULL);
   return rmw_fastrtps_shared_cpp::__rmw_create_node(
-    eprosima_fastrtps_identifier, name, namespace_, domain_id, security_options);
+    eprosima_fastrtps_identifier, name, namespace_, domain_id, security_options, localhost_only);
 }
 
 rmw_ret_t
diff --git a/rmw_fastrtps_dynamic_cpp/src/rmw_node.cpp b/rmw_fastrtps_dynamic_cpp/src/rmw_node.cpp
index 5bf5072ec..09c6166e9 100644
--- a/rmw_fastrtps_dynamic_cpp/src/rmw_node.cpp
+++ b/rmw_fastrtps_dynamic_cpp/src/rmw_node.cpp
@@ -37,7 +37,8 @@ rmw_create_node(
   const char * name,
   const char * namespace_,
   size_t domain_id,
-  const rmw_node_security_options_t * security_options)
+  const rmw_node_security_options_t * security_options,
+  bool localhost_only)
 {
   RCUTILS_CHECK_ARGUMENT_FOR_NULL(context, NULL);
   RMW_CHECK_TYPE_IDENTIFIERS_MATCH(
@@ -47,7 +48,7 @@ rmw_create_node(
     // TODO(wjwwood): replace this with RMW_RET_INCORRECT_RMW_IMPLEMENTATION when refactored
     return NULL);
   return rmw_fastrtps_shared_cpp::__rmw_create_node(
-    eprosima_fastrtps_identifier, name, namespace_, domain_id, security_options);
+    eprosima_fastrtps_identifier, name, namespace_, domain_id, security_options, localhost_only);
 }
 
 rmw_ret_t
diff --git a/rmw_fastrtps_shared_cpp/include/rmw_fastrtps_shared_cpp/rmw_common.hpp b/rmw_fastrtps_shared_cpp/include/rmw_fastrtps_shared_cpp/rmw_common.hpp
index 1cd1b669b..7c01a6d08 100644
--- a/rmw_fastrtps_shared_cpp/include/rmw_fastrtps_shared_cpp/rmw_common.hpp
+++ b/rmw_fastrtps_shared_cpp/include/rmw_fastrtps_shared_cpp/rmw_common.hpp
@@ -89,7 +89,8 @@ __rmw_create_node(
   const char * name,
   const char * namespace_,
   size_t domain_id,
-  const rmw_node_security_options_t * security_options);
+  const rmw_node_security_options_t * security_options,
+  bool localhost_only);
 
 RMW_FASTRTPS_SHARED_CPP_PUBLIC
 rmw_ret_t
diff --git a/rmw_fastrtps_shared_cpp/src/rmw_node.cpp b/rmw_fastrtps_shared_cpp/src/rmw_node.cpp
index 983039a32..6ff864883 100644
--- a/rmw_fastrtps_shared_cpp/src/rmw_node.cpp
+++ b/rmw_fastrtps_shared_cpp/src/rmw_node.cpp
@@ -27,6 +27,7 @@
 
 #include "fastrtps/config.h"
 #include "fastrtps/Domain.h"
+#include "fastrtps/rtps/common/Locator.h"
 #include "fastrtps/participant/Participant.h"
 #include "fastrtps/attributes/ParticipantAttributes.h"
 #include "fastrtps/publisher/Publisher.h"
@@ -36,6 +37,7 @@
 #include "fastrtps/subscriber/SubscriberListener.h"
 #include "fastrtps/subscriber/SampleInfo.h"
 #include "fastrtps/attributes/SubscriberAttributes.h"
+#include "fastrtps/utils/IPLocator.h"
 
 #include "fastrtps/rtps/RTPSDomain.h"
 
@@ -48,6 +50,8 @@
 #include "rmw_fastrtps_shared_cpp/rmw_common.hpp"
 
 using Domain = eprosima::fastrtps::Domain;
+using IPLocator = eprosima::fastrtps::rtps::IPLocator;
+using Locator_t = eprosima::fastrtps::rtps::Locator_t;
 using Participant = eprosima::fastrtps::Participant;
 using ParticipantAttributes = eprosima::fastrtps::ParticipantAttributes;
 using StatefulReader = eprosima::fastrtps::rtps::StatefulReader;
@@ -216,7 +220,8 @@ __rmw_create_node(
   const char * name,
   const char * namespace_,
   size_t domain_id,
-  const rmw_node_security_options_t * security_options)
+  const rmw_node_security_options_t * security_options,
+  bool localhost_only)
 {
   if (!name) {
     RMW_SET_ERROR_MSG("name is null");
@@ -236,6 +241,16 @@ __rmw_create_node(
   // since the participant name is not part of the DDS spec
   participantAttrs.rtps.setName(name);
 
+  if (localhost_only) {
+    Locator_t local_network_interface_locator;
+    static const std::string local_ip_name("127.0.0.1");
+    local_network_interface_locator.kind = 1;
+    local_network_interface_locator.port = 0;
+    IPLocator::setIPv4(local_network_interface_locator, local_ip_name);
+    participantAttrs.rtps.builtin.metatrafficUnicastLocatorList.push_back(
+      local_network_interface_locator);
+    participantAttrs.rtps.builtin.initialPeersList.push_back(local_network_interface_locator);
+  }
   bool leave_middleware_default_qos = false;
   const char * env_var = "RMW_FASTRTPS_USE_QOS_FROM_XML";
   // Check if the configuration from XML has been enabled from