diff --git a/mgw/MGCP_CodecPort.ttcn b/mgw/MGCP_CodecPort.ttcn
new file mode 100644
index 0000000..22f71cf
--- /dev/null
+++ b/mgw/MGCP_CodecPort.ttcn
@@ -0,0 +1,45 @@
+module MGCP_CodecPort {
+
+	import from IPL4asp_PortType all;
+	import from IPL4asp_Types all;
+	import from MGCP_Types all;
+
+	type record MGCP_RecvFrom {
+		ConnectionId	connId,
+		HostName	remName,
+		PortNumber	remPort,
+		HostName	locName,
+		PortNumber	locPort,
+		MgcpMessage	msg
+	}
+
+	type record MGCP_Send {
+		ConnectionId	connId,
+		MgcpMessage	msg
+	}
+
+	private function IPL4_to_MGCP_RecvFrom(in ASP_RecvFrom pin, out MGCP_RecvFrom pout) {
+		pout.connId := pin.connId;
+		pout.remName := pin.remName;
+		pout.remPort := pin.remPort;
+		pout.locName := pin.locName;
+		pout.locPort := pin.locPort;
+		pout.msg := dec_MgcpMessage(oct2char(pin.msg));
+	} with { extension "prototype(fast)" };
+
+	private function MGCP_to_IPL4_Send(in MGCP_Send pin, out ASP_Send pout) {
+		pout.connId := pin.connId;
+		pout.proto := { udp := {} };
+		pout.msg := char2oct(enc_MgcpMessage(pin.msg));
+	} with { extension "prototype(fast)" };
+
+	type port MGCP_CODEC_PT message {
+		out	MGCP_Send;
+		in	MGCP_RecvFrom,
+			ASP_Event;
+	} with { extension "user IPL4asp_PT
+		out(MGCP_Send -> ASP_Send:function(MGCP_to_IPL4_Send))
+		in(ASP_RecvFrom -> MGCP_RecvFrom: function(IPL4_to_MGCP_RecvFrom);
+		   ASP_Event -> ASP_Event: simple)"
+	}
+}
diff --git a/mgw/MGCP_CodecPort_CtrlFunct.ttcn b/mgw/MGCP_CodecPort_CtrlFunct.ttcn
new file mode 100644
index 0000000..bc18a70
--- /dev/null
+++ b/mgw/MGCP_CodecPort_CtrlFunct.ttcn
@@ -0,0 +1,44 @@
+module MGCP_CodecPort_CtrlFunct {
+
+  import from MGCP_CodecPort all;
+  import from IPL4asp_Types all;
+
+  external function f_IPL4_listen(
+    inout MGCP_CODEC_PT portRef,
+    in HostName locName,
+    in PortNumber locPort,
+    in ProtoTuple proto,
+    in OptionList options := {}
+  ) return Result;
+
+  external function f_IPL4_connect(
+    inout MGCP_CODEC_PT portRef,
+    in HostName remName,
+    in PortNumber remPort,
+    in HostName locName,
+    in PortNumber locPort,
+    in ConnectionId connId,
+    in ProtoTuple proto,
+    in OptionList options := {}
+  ) return Result;
+
+  external function f_IPL4_close(
+    inout MGCP_CODEC_PT portRef,
+    in ConnectionId id,
+    in ProtoTuple proto := { unspecified := {} }
+  ) return Result;
+
+  external function f_IPL4_setUserData(
+    inout MGCP_CODEC_PT portRef,
+    in ConnectionId id,
+    in UserData userData
+  ) return Result;
+
+  external function f_IPL4_getUserData(
+    inout MGCP_CODEC_PT portRef,
+    in ConnectionId id,
+    out UserData userData
+  ) return Result;
+
+}
+
diff --git a/mgw/MGCP_CodecPort_CtrlFunctDef.cc b/mgw/MGCP_CodecPort_CtrlFunctDef.cc
new file mode 100644
index 0000000..92dc6fc
--- /dev/null
+++ b/mgw/MGCP_CodecPort_CtrlFunctDef.cc
@@ -0,0 +1,56 @@
+#include "IPL4asp_PortType.hh"
+#include "MGCP_CodecPort.hh"
+#include "IPL4asp_PT.hh"
+
+namespace MGCP__CodecPort__CtrlFunct {
+
+  IPL4asp__Types::Result f__IPL4__listen(
+    MGCP__CodecPort::MGCP__CODEC__PT& portRef,
+    const IPL4asp__Types::HostName& locName,
+    const IPL4asp__Types::PortNumber& locPort,
+    const IPL4asp__Types::ProtoTuple& proto,
+    const IPL4asp__Types::OptionList& options)
+  {
+    return f__IPL4__PROVIDER__listen(portRef, locName, locPort, proto, options);
+  }
+  
+  IPL4asp__Types::Result f__IPL4__connect(
+    MGCP__CodecPort::MGCP__CODEC__PT& portRef,
+    const IPL4asp__Types::HostName& remName,
+    const IPL4asp__Types::PortNumber& remPort,
+    const IPL4asp__Types::HostName& locName,
+    const IPL4asp__Types::PortNumber& locPort,
+    const IPL4asp__Types::ConnectionId& connId,
+    const IPL4asp__Types::ProtoTuple& proto,
+    const IPL4asp__Types::OptionList& options)
+  {
+    return f__IPL4__PROVIDER__connect(portRef, remName, remPort,
+                                      locName, locPort, connId, proto, options);
+  }
+
+  IPL4asp__Types::Result f__IPL4__close(
+    MGCP__CodecPort::MGCP__CODEC__PT& portRef, 
+    const IPL4asp__Types::ConnectionId& connId, 
+    const IPL4asp__Types::ProtoTuple& proto)
+  {
+      return f__IPL4__PROVIDER__close(portRef, connId, proto);
+  }
+
+  IPL4asp__Types::Result f__IPL4__setUserData(
+    MGCP__CodecPort::MGCP__CODEC__PT& portRef,
+    const IPL4asp__Types::ConnectionId& connId,
+    const IPL4asp__Types::UserData& userData)
+  {
+    return f__IPL4__PROVIDER__setUserData(portRef, connId, userData);
+  }
+  
+  IPL4asp__Types::Result f__IPL4__getUserData(
+    MGCP__CodecPort::MGCP__CODEC__PT& portRef,
+    const IPL4asp__Types::ConnectionId& connId,
+    IPL4asp__Types::UserData& userData)
+  {
+    return f__IPL4__PROVIDER__getUserData(portRef, connId, userData);
+  }
+  
+}
+
diff --git a/mgw/MGCP_Types.ttcn b/mgw/MGCP_Types.ttcn
index 9b55659..13d1f89 100644
--- a/mgw/MGCP_Types.ttcn
+++ b/mgw/MGCP_Types.ttcn
@@ -33,11 +33,6 @@
 		variant "END('\r\n', '([\r\n])|(\r\n)')"
 	}
 
-	external function enc_MgcpCommandLine(in MgcpCommandLine id) return charstring
-		with { extension "prototype(convert) encode(TEXT)" };
-	external function dec_MgcpCommandLine(in charstring  id) return MgcpCommandLine
-		with { extension "prototype(convert) decode(TEXT)" };
-
 	type record MgcpParameter {
 		MgcpInfoCode	code,
 		charstring	val optional
@@ -48,20 +43,10 @@
 		variant "END('\r\n', '([\r\n])|(\r\n)')"
 	}
 
-	external function enc_MgcpParameter(in MgcpParameter id) return charstring
-		with { extension "prototype(convert) encode(TEXT)" };
-	external function dec_MgcpParameter(in charstring  id) return MgcpParameter
-		with { extension "prototype(convert) decode(TEXT)" };
-
 	type record of MgcpParameter MgcpParameterList with {
 		variant "BEGIN('')"
 	};
 
-	external function enc_MgcpParameterList(in MgcpParameterList id) return charstring
-		with { extension "prototype(convert) encode(TEXT)" };
-	external function dec_MgcpParameterList(in charstring  id) return MgcpParameterList
-		with { extension "prototype(convert) decode(TEXT)" };
-
 	type record MgcpCommand {
 		MgcpCommandLine		line,
 		MgcpParameterList 	params optional,
@@ -100,5 +85,17 @@
 	external function dec_MgcpResponse(in charstring  id) return MgcpResponse
 		with { extension "prototype(convert) decode(TEXT)" };
 
+	type union MgcpMessage {
+		MgcpCommand	command,
+		MgcpResponse	response
+	} with {
+		variant "BEGIN('')"
+	}
+
+	external function enc_MgcpMessage(in MgcpMessage id) return charstring
+		with { extension "prototype(convert) encode(TEXT)" };
+	external function dec_MgcpMessage(in charstring  id) return MgcpMessage
+		with { extension "prototype(convert) decode(TEXT)" };
+
 
 } with { encode "TEXT" }
diff --git a/mgw/gen_links.sh b/mgw/gen_links.sh
index b60aeef..4b4e2b9 100755
--- a/mgw/gen_links.sh
+++ b/mgw/gen_links.sh
@@ -15,6 +15,18 @@
 #FILES="UD_PT.cc  UD_PT.hh  UD_PortType.ttcn  UD_Types.ttcn"
 #gen_links $DIR $FILES
 
+DIR=$BASEDIR/titan.Libraries.TCCUsefulFunctions/src
+FILES="TCCInterface_Functions.ttcn TCCConversion_Functions.ttcn TCCConversion.cc TCCConversion.hh TCCInterface.cc TCCInterface_ip.h"
+gen_links $DIR $FILES
+
+DIR=$BASEDIR/titan.TestPorts.Common_Components.Socket-API/src
+FILES="Socket_API_Definitions.ttcn"
+gen_links $DIR $FILES
+
+DIR=$BASEDIR/titan.TestPorts.IPL4asp/src
+FILES="IPL4asp_Functions.ttcn  IPL4asp_PT.cc  IPL4asp_PT.hh IPL4asp_PortType.ttcn  IPL4asp_Types.ttcn  IPL4asp_discovery.cc IPL4asp_protocol_L234.hh"
+gen_links $DIR $FILES
+
 DIR=$BASEDIR/titan.ProtocolModules.SDP/src
 FILES="SDP_EncDec.cc SDP_Types.ttcn SDP_parse_.tab.c SDP_parse_.tab.h SDP_parse_parser.h SDP_parser.l
 SDP_parser.y lex.SDP_parse_.c"
diff --git a/mgw/regen_makefile.sh b/mgw/regen_makefile.sh
index 8b68b2f..ffdbd11 100755
--- a/mgw/regen_makefile.sh
+++ b/mgw/regen_makefile.sh
@@ -1,9 +1,9 @@
 #!/bin/sh
 
-FILES="*.ttcn SDP_EncDec.cc *.c"
+FILES="*.ttcn SDP_EncDec.cc *.c MGCP_CodecPort_CtrlFunctDef.cc IPL4asp_PT.cc IPL4asp_discovery.cc TCCConversion.cc TCCInterface.cc"
 
 ttcn3_makefilegen -f MGCP_Test.ttcn $FILES
 sed -i -e 's/# TTCN3_DIR = /TTCN3_DIR = \/usr/' Makefile
 sed -i -e 's/LDFLAGS = /LDFLAGS = -L \/usr\/lib\/titan/' Makefile
-sed -i -e 's/TTCN3_LIB = ttcn3-parallel/TTCN3_LIB = ttcn3/' Makefile
+#sed -i -e 's/TTCN3_LIB = ttcn3-parallel/TTCN3_LIB = ttcn3/' Makefile
 sed -i -e 's/CPPFLAGS = -D$(PLATFORM) -I$(TTCN3_DIR)\/include/CPPFLAGS = -D$(PLATFORM) -I$(TTCN3_DIR)\/include -I\/usr\/include\/titan/' Makefile