diff --git a/configure.ac b/configure.ac
index 89ac78b9..5db15087 100644
--- a/configure.ac
+++ b/configure.ac
@@ -174,6 +174,22 @@ AC_ARG_ENABLE([rdkb],
 AM_CONDITIONAL([ENABLE_RDKB], [test x$ENABLE_RDKB = xtrue])
 AC_SUBST(RDKB_FLAG)
 
+AC_ARG_ENABLE([rdkbextender],
+              AS_HELP_STRING([--enable-rdkbextender],[enable rdkbextender (default is no)]),
+              [
+                case "${enableval}" in
+                 yes) ENABLE_RDKBEXTENDER=true
+                       RDKBEXTENDER_FLAG=" -DRDKB_EXTENDER_SUPPORT ";;
+                  no) ENABLE_RDKBEXTENDER=false
+                      AC_MSG_ERROR([RDKBEXTENDER is disabled]) ;;
+                   *) AC_MSG_ERROR([bad value ${enableval} for --enable-rdkbextender]) ;;
+                esac
+              ],
+              [echo "rdkbextender is disabled"])
+
+AM_CONDITIONAL([ENABLE_RDKBEXTENDER], [test x$ENABLE_RDKBEXTENDER = xtrue])
+AC_SUBST(RDKBEXTENDER_FLAG)
+
 # Check for breakpad
 BREAKPAD_CFLAGS=" "
 BREAKPAD_LFLAGS=" "
diff --git a/rfcMgr/Makefile.am b/rfcMgr/Makefile.am
index 3f91c625..2d6186bb 100644
--- a/rfcMgr/Makefile.am
+++ b/rfcMgr/Makefile.am
@@ -31,12 +31,16 @@ AM_LDFLAGS += -lIARMBus
 endif
 
 if ENABLE_RDKB
-rfcMgr_CPPFLAGS += $(RDKB_FLAG) $(rbus_CFLAGS)
+rfcMgr_CPPFLAGS += $(RDKB_FLAG) $(rbus_CFLAGS) $(RDKBEXTENDER_FLAG)
 AM_LDFLAGS += -lrbus
 else
 AM_LDFLAGS +=  ../rfcapi/.libs/librfcapi.la
 endif
 
+if ENABLE_RDKBEXTENDER
+rfcMgr_CPPFLAGS += $(RDKBEXTENDER_FLAG)
+endif
+
 if IS_LIBRDKCERTSEL_ENABLED
 rfcMgr_CPPFLAGS += $(LIBRDKCERTSEL_FLAG)
 rfcMgr_CFLAGS = $(LIBRDKCERTSEL_FLAG)
diff --git a/rfcMgr/rfc_xconf_handler.cpp b/rfcMgr/rfc_xconf_handler.cpp
index 2fe87222..015fb9c4 100644
--- a/rfcMgr/rfc_xconf_handler.cpp
+++ b/rfcMgr/rfc_xconf_handler.cpp
@@ -87,8 +87,8 @@ int RuntimeFeatureControlProcessor:: InitializeRuntimeFeatureControlProcessor(vo
         RDK_LOG(RDK_LOG_ERROR, LOG_RFCMGR, "[%s][%d] Xconf Initialization Failed for Experience\n", __FUNCTION__, __LINE__);
         return FAILURE;
     }
-	
-	/* last Firmware Version */
+
+    /* last Firmware Version */
     if(SUCCESS != GetLastProcessedFirmware(RFC_LAST_VERSION))
     {
         RDK_LOG(RDK_LOG_ERROR, LOG_RFCMGR, "[%s][%d] Xconf Initialization Failed for Last firmware\n", __FUNCTION__, __LINE__);
@@ -96,6 +96,10 @@ int RuntimeFeatureControlProcessor:: InitializeRuntimeFeatureControlProcessor(vo
 
     GetAccountID();
     GetOsClass();
+#if defined(RDKB_EXTENDER_SUPPORT)
+	GetExtenderMacAddress();
+    GetSerialNumber();
+#endif    
 
 #if !defined(RDKB_SUPPORT)
     _is_first_request = IsNewFirmwareFirstRequest();
@@ -925,6 +929,49 @@ void RuntimeFeatureControlProcessor::GetOsClass( void )
     RDK_LOG(RDK_LOG_DEBUG, LOG_RFCMGR, "GetOsClass: Exit\n");
 }
 
+
+void RuntimeFeatureControlProcessor::GetSerialNumber(void)
+{
+    char serialBuf[256] = {0};
+    FILE *fp = v_secure_popen("r", "/usr/sbin/deviceinfo.sh -sn");
+    if (!fp) {
+        RDK_LOG(RDK_LOG_ERROR, LOG_RFCMGR, "GetSerialNumber: Failed to run deviceinfo.sh\n");
+        return;
+    }
+
+    if (fgets(serialBuf, sizeof(serialBuf), fp) != NULL) {
+        // Remove carriage return and newline characters
+        serialBuf[strcspn(serialBuf, "\r\n")] = 0;
+        _serialNumber = serialBuf;
+        RDK_LOG(RDK_LOG_INFO, LOG_RFCMGR, "GetSerialNumber: Serial Number = %s\n", _serialNumber.c_str());
+    } else {
+        RDK_LOG(RDK_LOG_ERROR, LOG_RFCMGR, "GetSerialNumber: Failed to read serial number\n");
+    }
+
+    v_secure_pclose(fp);
+}
+
+void RuntimeFeatureControlProcessor::GetExtenderMacAddress(void)
+{
+    char macBuf[32] = {0};
+    FILE *fp = v_secure_popen("r", "cat /sys/class/net/eth0/address | tr '[a-f]' '[A-F]'");
+    if (!fp) {
+        RDK_LOG(RDK_LOG_ERROR, LOG_RFCMGR, "GetExtenderMacAddress: Failed to read MAC address\n");
+        return;
+    }
+
+    if (fgets(macBuf, sizeof(macBuf), fp) != NULL) {
+        // Remove carriage return and newline characters
+        macBuf[strcspn(macBuf, "\r\n")] = 0;
+        _extendermacAddress = macBuf;
+        RDK_LOG(RDK_LOG_INFO, LOG_RFCMGR, "GetExtenderMacAddress: MAC Address = %s\n", _extendermacAddress.c_str());
+    } else {
+        RDK_LOG(RDK_LOG_ERROR, LOG_RFCMGR, "GetExtenderMacAddress: Failed to read MAC address\n");
+    }
+
+    v_secure_pclose(fp);
+}
+
 int RuntimeFeatureControlProcessor::GetExperience( void )
 {
     char tempbuf[1024] = {0};
@@ -1631,11 +1678,16 @@ std::stringstream RuntimeFeatureControlProcessor::CreateXconfHTTPUrl()
     std::stringstream url;
     url << _xconf_server_url << "?";
     url << "estbMacAddress=" << _estb_mac_address << "&";
+#if defined(RDKB_EXTENDER_SUPPORT)
+    url << "estbMacAddress=" << _extendermacAddress << "&";
+#endif	
     url << "firmwareVersion=" << _firmware_version << "&";
     url << "env=" << _build_type_str << "&";
     url << "model=" << _model_number << "&";
 #if defined(RDKB_SUPPORT)
     url << "ecmMacAddress=" << _ecm_mac_address << "&";
+#elif defined(RDKB_EXTENDER_SUPPORT)
+    url << "ecmMacAddress=" << _extendermacAddress << "&";	
 #else
      url << "manufacturer=" << _manufacturer << "&";
 #endif
@@ -1647,6 +1699,10 @@ std::stringstream RuntimeFeatureControlProcessor::CreateXconfHTTPUrl()
      url << "osClass=" << _osclass << "&";
 #endif
     url << "accountId=" << _accountId << "&";
+#if defined(RDKB_EXTENDER_SUPPORT)
+    url << "accountMgmt=" << "xpc" << "&";
+    url << "serialNum=" << _serialNumber << "&";
+#endif    
 #if defined(RDKB_SUPPORT)	
     url << "experience=" << _experience << "&";
 #else
@@ -1659,11 +1715,16 @@ std::stringstream RuntimeFeatureControlProcessor::CreateXconfHTTPUrl()
     encodedUrl << _xconf_server_url << "?";
 
     EncodeString("estbMacAddress=", _estb_mac_address, encodedUrl, "&");
+#if defined(RDKB_EXTENDER_SUPPORT)
+    EncodeString("estbMacAddress=", _extendermacAddress, encodedUrl, "&");
+#endif	
     EncodeString("firmwareVersion=", _firmware_version, encodedUrl, "&");
     EncodeString("env=", _build_type_str, encodedUrl, "&");
     EncodeString("model=", _model_number, encodedUrl, "&");
 #if defined(RDKB_SUPPORT)
     EncodeString("ecmMacAddress=", _ecm_mac_address, encodedUrl, "&");
+#elif defined(RDKB_EXTENDER_SUPPORT)
+    EncodeString("ecmMacAddress=", _extendermacAddress, encodedUrl, "&");	
 #else
      EncodeString("manufacturer=", _manufacturer, encodedUrl, "&");
 #endif
@@ -1677,6 +1738,10 @@ std::stringstream RuntimeFeatureControlProcessor::CreateXconfHTTPUrl()
      EncodeString("osClass=", _osclass, encodedUrl, "&");
 #endif
     EncodeString("accountId=", _accountId, encodedUrl, "&");
+#if defined(RDKB_EXTENDER_SUPPORT)
+    EncodeString("accountMgmt=", "xpc", encodedUrl, "&");
+    EncodeString("serialNum=", _serialNumber, encodedUrl, "&");
+#endif    
 #if !defined(RDKB_SUPPORT)	
     EncodeString("Experience=", _experience, encodedUrl, "&");
 #else
diff --git a/rfcMgr/rfc_xconf_handler.h b/rfcMgr/rfc_xconf_handler.h
index 8289fcc8..8ca38571 100644
--- a/rfcMgr/rfc_xconf_handler.h
+++ b/rfcMgr/rfc_xconf_handler.h
@@ -129,6 +129,9 @@ class RuntimeFeatureControlProcessor : public xconf::XconfHandler
         std::string stashAccountId;
         std::string _partnerId; /* Device Partner ID */
         std::string _bkPartnerId; /* Device Partner ID */
+        std::string _accountMgmt;
+        std::string _serialNumber;
+        std::string _extendermacAddress;
         std::string _experience;
         std::string _osclass;
         bool isRebootRequired;
@@ -145,6 +148,8 @@ class RuntimeFeatureControlProcessor : public xconf::XconfHandler
         void GetRFCPartnerID();
         bool isMaintenanceEnabled();
         void GetOsClass( void );
+	    void GetSerialNumber( void );
+        void GetExtenderMacAddress( void );
         int GetExperience( void );
         int GetServURL(const char *rfcPropertiesFile);
         int GetBootstrapXconfUrl(std ::string &XconfUrl);