diff --git a/lib/EAPBase_UI/include/Module.h b/lib/EAPBase_UI/include/Module.h
index ccc7b80..eb6bc45 100644
--- a/lib/EAPBase_UI/include/Module.h
+++ b/lib/EAPBase_UI/include/Module.h
@@ -63,7 +63,7 @@ namespace eap
             _In_  DWORD       dwFlags,
             _In_  IXMLDOMNode *pConfigRoot,
             _Out_ BYTE        **pConnectionDataOut,
-            _Out_ DWORD       *pdwConnectionDataOutSize) = 0;
+            _Out_ DWORD       *pdwConnectionDataOutSize);
 
         ///
         /// Converts the configuration BLOB to XML.
@@ -83,7 +83,7 @@ namespace eap
             _In_count_(dwConnectionDataSize) const BYTE            *pConnectionData,
             _In_                                   DWORD           dwConnectionDataSize,
             _In_                                   IXMLDOMDocument *pDoc,
-            _In_                                   IXMLDOMNode     *pConfigRoot) = 0;
+            _In_                                   IXMLDOMNode     *pConfigRoot);
 
         ///
         /// Raises the EAP method's specific connection configuration user interface dialog on the client.
diff --git a/lib/EAPBase_UI/src/Module.cpp b/lib/EAPBase_UI/src/Module.cpp
index 595e39d..c60fdbc 100644
--- a/lib/EAPBase_UI/src/Module.cpp
+++ b/lib/EAPBase_UI/src/Module.cpp
@@ -32,6 +32,42 @@ eap::peer_ui::peer_ui(_In_ eap_type_t eap_method) : module(eap_method)
 }
 
 
+void eap::peer_ui::config_xml2blob(
+    _In_  DWORD       dwFlags,
+    _In_  IXMLDOMNode *pConfigRoot,
+    _Out_ BYTE        **pConnectionDataOut,
+    _Out_ DWORD       *pdwConnectionDataOutSize)
+{
+    UNREFERENCED_PARAMETER(dwFlags);
+
+    // Load configuration from XML.
+    config_connection cfg(*this);
+    cfg.load(pConfigRoot);
+
+    // Pack configuration.
+    pack(cfg, pConnectionDataOut, pdwConnectionDataOutSize);
+}
+
+
+void eap::peer_ui::config_blob2xml(
+    _In_                                   DWORD           dwFlags,
+    _In_count_(dwConnectionDataSize) const BYTE            *pConnectionData,
+    _In_                                   DWORD           dwConnectionDataSize,
+    _In_                                   IXMLDOMDocument *pDoc,
+    _In_                                   IXMLDOMNode     *pConfigRoot)
+{
+    UNREFERENCED_PARAMETER(dwFlags);
+
+    // Unpack configuration.
+    config_connection cfg(*this);
+    if (dwConnectionDataSize)
+        unpack(cfg, pConnectionData, dwConnectionDataSize);
+
+    // Save configuration to XML.
+    cfg.save(pDoc, pConfigRoot);
+}
+
+
 //////////////////////////////////////////////////////////////////////
 // eap::monitor_ui
 //////////////////////////////////////////////////////////////////////
diff --git a/lib/TTLS_UI/include/Module.h b/lib/TTLS_UI/include/Module.h
index 5b4bba9..a793550 100644
--- a/lib/TTLS_UI/include/Module.h
+++ b/lib/TTLS_UI/include/Module.h
@@ -52,19 +52,6 @@ namespace eap
         ///
         virtual config_method* make_config_method();
 
-        virtual void config_xml2blob(
-            _In_  DWORD       dwFlags,
-            _In_  IXMLDOMNode *pConfigRoot,
-            _Out_ BYTE        **pConnectionDataOut,
-            _Out_ DWORD       *pdwConnectionDataOutSize);
-
-        virtual void config_blob2xml(
-            _In_                                   DWORD           dwFlags,
-            _In_count_(dwConnectionDataSize) const BYTE            *pConnectionData,
-            _In_                                   DWORD           dwConnectionDataSize,
-            _In_                                   IXMLDOMDocument *pDoc,
-            _In_                                   IXMLDOMNode     *pConfigRoot);
-
         virtual void invoke_config_ui(
             _In_                                     HWND  hwndParent,
             _In_count_(dwConnectionDataInSize) const BYTE  *pConnectionDataIn,
diff --git a/lib/TTLS_UI/src/Module.cpp b/lib/TTLS_UI/src/Module.cpp
index 3149408..ffae5eb 100644
--- a/lib/TTLS_UI/src/Module.cpp
+++ b/lib/TTLS_UI/src/Module.cpp
@@ -39,42 +39,6 @@ eap::config_method* eap::peer_ttls_ui::make_config_method()
 }
 
 
-void eap::peer_ttls_ui::config_xml2blob(
-    _In_  DWORD       dwFlags,
-    _In_  IXMLDOMNode *pConfigRoot,
-    _Out_ BYTE        **pConnectionDataOut,
-    _Out_ DWORD       *pdwConnectionDataOutSize)
-{
-    UNREFERENCED_PARAMETER(dwFlags);
-
-    // Load configuration from XML.
-    config_connection cfg(*this);
-    cfg.load(pConfigRoot);
-
-    // Pack configuration.
-    pack(cfg, pConnectionDataOut, pdwConnectionDataOutSize);
-}
-
-
-void eap::peer_ttls_ui::config_blob2xml(
-    _In_                                   DWORD           dwFlags,
-    _In_count_(dwConnectionDataSize) const BYTE            *pConnectionData,
-    _In_                                   DWORD           dwConnectionDataSize,
-    _In_                                   IXMLDOMDocument *pDoc,
-    _In_                                   IXMLDOMNode     *pConfigRoot)
-{
-    UNREFERENCED_PARAMETER(dwFlags);
-
-    // Unpack configuration.
-    config_connection cfg(*this);
-    if (dwConnectionDataSize)
-        unpack(cfg, pConnectionData, dwConnectionDataSize);
-
-    // Save configuration to XML.
-    cfg.save(pDoc, pConfigRoot);
-}
-
-
 void eap::peer_ttls_ui::invoke_config_ui(
     _In_                                     HWND  hwndParent,
     _In_count_(dwConnectionDataInSize) const BYTE  *pConnectionDataIn,