diff --git a/ecal/core/include/ecal/ecal_publisher.h b/ecal/core/include/ecal/ecal_publisher.h
index 7d5c9d4a42..7009246e8b 100644
--- a/ecal/core/include/ecal/ecal_publisher.h
+++ b/ecal/core/include/ecal/ecal_publisher.h
@@ -85,7 +85,7 @@ namespace eCAL
      * @param data_type_info_  Topic data type information (encoding, type, descriptor).
      * @param config_          Optional configuration parameters.
     **/
-    ECAL_API CPublisher(const std::string& topic_name_, const SDataTypeInformation& data_type_info_, const Publisher::Configuration& config_ = {});
+    ECAL_API CPublisher(const std::string& topic_name_, const SDataTypeInformation& data_type_info_, const Publisher::Configuration& config_ = GetPublisherConfiguration());
 
     /**
      * @brief Constructor.
@@ -93,7 +93,7 @@ namespace eCAL
      * @param topic_name_   Unique topic name.
      * @param config_       Optional configuration parameters.
     **/
-    ECAL_API explicit CPublisher(const std::string& topic_name_, const Publisher::Configuration& config_ = {});
+    ECAL_API explicit CPublisher(const std::string& topic_name_, const Publisher::Configuration& config_ = GetPublisherConfiguration());
 
     /**
      * @brief Destructor. 
@@ -129,7 +129,7 @@ namespace eCAL
      *
      * @return  True if it succeeds, false if it fails.
     **/
-    ECAL_API bool Create(const std::string& topic_name_, const SDataTypeInformation& data_type_info_, const Publisher::Configuration& config_ = {});
+    ECAL_API bool Create(const std::string& topic_name_, const SDataTypeInformation& data_type_info_, const Publisher::Configuration& config_ = GetPublisherConfiguration());
 
     /**
      * @brief Creates this object.
diff --git a/ecal/core/include/ecal/ecal_subscriber.h b/ecal/core/include/ecal/ecal_subscriber.h
index 5ba5610d46..bcbbc50eb6 100644
--- a/ecal/core/include/ecal/ecal_subscriber.h
+++ b/ecal/core/include/ecal/ecal_subscriber.h
@@ -97,7 +97,7 @@ namespace eCAL
      * @param data_type_info_  Topic data type information (encoding, type, descriptor).
      * @param config_          Optional configuration parameters.
     **/
-    ECAL_API CSubscriber(const std::string& topic_name_, const SDataTypeInformation& data_type_info_, const Subscriber::Configuration& config_ = {});
+    ECAL_API CSubscriber(const std::string& topic_name_, const SDataTypeInformation& data_type_info_, const Subscriber::Configuration& config_ = GetSubscriberConfiguration());
 
     /**
      * @brief Constructor.
@@ -105,7 +105,7 @@ namespace eCAL
      * @param topic_name_      Unique topic name.
      * @param config_          Optional configuration parameters.
     **/
-    ECAL_API explicit CSubscriber(const std::string& topic_name_, const Subscriber::Configuration& config_ = {});
+    ECAL_API explicit CSubscriber(const std::string& topic_name_, const Subscriber::Configuration& config_ = GetSubscriberConfiguration());
 
     /**
      * @brief Destructor. 
@@ -141,7 +141,7 @@ namespace eCAL
      *
      * @return  True if it succeeds, false if it fails.
     **/
-    ECAL_API bool Create(const std::string& topic_name_, const SDataTypeInformation& data_type_info_, const Subscriber::Configuration& config_ = {});
+    ECAL_API bool Create(const std::string& topic_name_, const SDataTypeInformation& data_type_info_, const Subscriber::Configuration& config_ = GetSubscriberConfiguration());
 
     /**
      * @brief Creates this object.
diff --git a/ecal/core/include/ecal/msg/protobuf/dynamic_publisher.h b/ecal/core/include/ecal/msg/protobuf/dynamic_publisher.h
index 717ab81fe0..67f8f8d4a2 100644
--- a/ecal/core/include/ecal/msg/protobuf/dynamic_publisher.h
+++ b/ecal/core/include/ecal/msg/protobuf/dynamic_publisher.h
@@ -31,6 +31,7 @@
 #include <sstream>
 
 #include <ecal/ecal.h>
+#include <ecal/ecal_con>
 #include <ecal/msg/protobuf/ecal_proto_hlp.h>
 #include <ecal/msg/publisher.h>
 #include <stdexcept>
@@ -62,7 +63,7 @@ namespace eCAL
        * @param msg_         Protobuf message object.
        * @param config_      Optional configuration parameters.
       **/
-      CDynamicPublisher(const std::string& topic_name_, const std::shared_ptr<google::protobuf::Message>& msg_, const eCAL::Publisher::Configuration& config_ = {})
+      CDynamicPublisher(const std::string& topic_name_, const std::shared_ptr<google::protobuf::Message>& msg_, const eCAL::Publisher::Configuration& config_ = eCAL::GetPublisherConfiguration())
         : CMsgPublisher<google::protobuf::Message>(topic_name_, GetTopicInformationFromMessage(msg_.get()), config_)
         , m_msg{ msg_ } {}
 
diff --git a/ecal/core/include/ecal/msg/protobuf/publisher.h b/ecal/core/include/ecal/msg/protobuf/publisher.h
index 78cd42ca6b..daab06f0bd 100644
--- a/ecal/core/include/ecal/msg/protobuf/publisher.h
+++ b/ecal/core/include/ecal/msg/protobuf/publisher.h
@@ -107,7 +107,7 @@ namespace eCAL
       // where the vtable is not created yet, or it's destructed.
       // Probably we can handle the Message publishers differently. One message publisher class and then one class for payloads and getting type
       // descriptor information.
-      explicit CPublisher(const std::string& topic_name_, const eCAL::Publisher::Configuration& config_ = {}) : eCAL::CPublisher(topic_name_, CPublisher::GetDataTypeInformation(), config_)
+      explicit CPublisher(const std::string& topic_name_, const eCAL::Publisher::Configuration& config_ = GetPublisherConfiguration()) : eCAL::CPublisher(topic_name_, CPublisher::GetDataTypeInformation(), config_)
       {
       }
 
@@ -144,7 +144,7 @@ namespace eCAL
        *
        * @return  True if it succeeds, false if it fails.
       **/
-      bool Create(const std::string& topic_name_, const eCAL::Publisher::Configuration& config_ = {})
+      bool Create(const std::string& topic_name_, const eCAL::Publisher::Configuration& config_ = GetPublisherConfiguration())
       {
         return(eCAL::CPublisher::Create(topic_name_, GetDataTypeInformation(), config_));
       }
diff --git a/ecal/core/include/ecal/msg/publisher.h b/ecal/core/include/ecal/msg/publisher.h
index 74e993c6c9..5497c9bf95 100644
--- a/ecal/core/include/ecal/msg/publisher.h
+++ b/ecal/core/include/ecal/msg/publisher.h
@@ -63,7 +63,7 @@ namespace eCAL
      * @param data_type_info_  Topic data type information (encoding, type, descriptor).
      * @param config_          Optional configuration parameters.
     **/
-    CMsgPublisher(const std::string& topic_name_, const struct SDataTypeInformation& data_type_info_, const Publisher::Configuration& config_ = {}) : CPublisher(topic_name_, data_type_info_, config_)
+    CMsgPublisher(const std::string& topic_name_, const struct SDataTypeInformation& data_type_info_, const Publisher::Configuration& config_ = GetPublisherConfiguration()) : CPublisher(topic_name_, data_type_info_, config_)
     {
     }
 
@@ -74,7 +74,7 @@ namespace eCAL
      * @param topic_name_  Unique topic name.
      * @param config_      Optional configuration parameters.
     **/
-    explicit CMsgPublisher(const std::string& topic_name_, const Publisher::Configuration& config_ = {}) : CMsgPublisher(topic_name_, GetDataTypeInformation(), config_)
+    explicit CMsgPublisher(const std::string& topic_name_, const Publisher::Configuration& config_ = GetPublisherConfiguration()) : CMsgPublisher(topic_name_, GetDataTypeInformation(), config_)
     {
     }
 
@@ -109,7 +109,7 @@ namespace eCAL
      *
      * @return  True if it succeeds, false if it fails.
     **/
-    bool Create(const std::string& topic_name_, const struct SDataTypeInformation& data_type_info_, const Publisher::Configuration& config_ = {})
+    bool Create(const std::string& topic_name_, const struct SDataTypeInformation& data_type_info_, const Publisher::Configuration& config_ = GetPublisherConfiguration())
     {
       return(CPublisher::Create(topic_name_, data_type_info_, config_));
     }
diff --git a/ecal/core/include/ecal/msg/string/publisher.h b/ecal/core/include/ecal/msg/string/publisher.h
index 03cbf886c3..6d28061842 100644
--- a/ecal/core/include/ecal/msg/string/publisher.h
+++ b/ecal/core/include/ecal/msg/string/publisher.h
@@ -60,7 +60,7 @@ namespace eCAL
 
       // call the function via its class because it's a virtual function that is called in constructor/destructor,-
       // where the vtable is not created yet, or it's destructed.
-      explicit CPublisher(const std::string& topic_name_, const eCAL::Publisher::Configuration& config_ = {}) : CMsgPublisher<T>(topic_name_, GetDataTypeInformation(), config_)
+      explicit CPublisher(const std::string& topic_name_, const eCAL::Publisher::Configuration& config_ = GetPublisherConfiguration()) : CMsgPublisher<T>(topic_name_, GetDataTypeInformation(), config_)
       {
       }
 
@@ -92,7 +92,7 @@ namespace eCAL
        *
        * @return  True if it succeeds, false if it fails.
       **/
-      bool Create(const std::string& topic_name_, const eCAL::Publisher::Configuration& config_ = {})
+      bool Create(const std::string& topic_name_, const eCAL::Publisher::Configuration& config_ = GetPublisherConfiguration())
       {
         return(CMsgPublisher<T>::Create(topic_name_, GetDataTypeInformation(), config_));
       }
diff --git a/ecal/core/include/ecal/msg/subscriber.h b/ecal/core/include/ecal/msg/subscriber.h
index b293f6762e..a0e09bad43 100644
--- a/ecal/core/include/ecal/msg/subscriber.h
+++ b/ecal/core/include/ecal/msg/subscriber.h
@@ -256,7 +256,7 @@ namespace eCAL
     * @param topic_name_  Unique topic name.
     * @param config_      Optional configuration parameters.
     **/
-    CMessageSubscriber(const std::string& topic_name_, const Subscriber::Configuration& config_ = {}) : CSubscriber()
+    CMessageSubscriber(const std::string& topic_name_, const Subscriber::Configuration& config_ = GetSubscriberConfiguration()) : CSubscriber()
       , m_deserializer()
     {
       SDataTypeInformation topic_info = m_deserializer.GetDataTypeInformation();
diff --git a/ecal/core/src/readwrite/ecal_reader.h b/ecal/core/src/readwrite/ecal_reader.h
index 594b62bd74..9b1ba93208 100644
--- a/ecal/core/src/readwrite/ecal_reader.h
+++ b/ecal/core/src/readwrite/ecal_reader.h
@@ -64,7 +64,7 @@ namespace eCAL
     };
 
     using SPublicationInfo = Registration::SampleIdentifier;
-    CDataReader(const std::string& topic_name_, const SDataTypeInformation& topic_info_, const Subscriber::Configuration& config_ = {});
+    CDataReader(const std::string& topic_name_, const SDataTypeInformation& topic_info_, const Subscriber::Configuration& config_);
     ~CDataReader();
 
     bool Stop();
diff --git a/ecal/core/src/readwrite/ecal_writer.h b/ecal/core/src/readwrite/ecal_writer.h
index ddbd630020..1dd6214bad 100644
--- a/ecal/core/src/readwrite/ecal_writer.h
+++ b/ecal/core/src/readwrite/ecal_writer.h
@@ -75,7 +75,7 @@ namespace eCAL
 
     using SSubscriptionInfo = Registration::SampleIdentifier;
 
-    CDataWriter(const std::string& topic_name_, const SDataTypeInformation& topic_info_, const Publisher::Configuration& config_ = {});
+    CDataWriter(const std::string& topic_name_, const SDataTypeInformation& topic_info_, const Publisher::Configuration& config_);
     ~CDataWriter();
 
     bool Stop();