diff --git a/Conf.cpp b/Conf.cpp
index 02ac32b..7323979 100644
--- a/Conf.cpp
+++ b/Conf.cpp
@@ -81,6 +81,7 @@ m_dmrNetwork1TGRewrites(),
 m_dmrNetwork1PCRewrites(),
 m_dmrNetwork1TypeRewrites(),
 m_dmrNetwork1SrcRewrites(),
+m_dmrNetwork1IdRewrites(),
 m_dmrNetwork1PassAllPC(),
 m_dmrNetwork1PassAllTG(),
 m_dmrNetwork2Enabled(false),
@@ -97,6 +98,7 @@ m_dmrNetwork2TGRewrites(),
 m_dmrNetwork2PCRewrites(),
 m_dmrNetwork2TypeRewrites(),
 m_dmrNetwork2SrcRewrites(),
+m_dmrNetwork2IdRewrites(),
 m_dmrNetwork2PassAllPC(),
 m_dmrNetwork2PassAllTG(),
 m_dmrNetwork3Enabled(false),
@@ -113,6 +115,7 @@ m_dmrNetwork3TGRewrites(),
 m_dmrNetwork3PCRewrites(),
 m_dmrNetwork3TypeRewrites(),
 m_dmrNetwork3SrcRewrites(),
+m_dmrNetwork3IdRewrites(),
 m_dmrNetwork3PassAllPC(),
 m_dmrNetwork3PassAllTG(),
 m_dmrNetwork4Enabled(false),
@@ -129,6 +132,7 @@ m_dmrNetwork4TGRewrites(),
 m_dmrNetwork4PCRewrites(),
 m_dmrNetwork4TypeRewrites(),
 m_dmrNetwork4SrcRewrites(),
+m_dmrNetwork4IdRewrites(),
 m_dmrNetwork4PassAllPC(),
 m_dmrNetwork4PassAllTG(),
 m_xlxNetworkEnabled(false),
@@ -376,6 +380,15 @@ bool CConf::read()
 					rewrite.m_range    = ::atoi(p5);
 					m_dmrNetwork1SrcRewrites.push_back(rewrite);
 				}
+			} else if (::strncmp(key, "IdRewrite", 9U) == 0) {
+				char* rfId = ::strtok(value, ", ");
+				char* netId = ::strtok(NULL, " \r\n");
+				if (rfId != NULL && netId != NULL) {
+					CIdRewriteStruct rewrite;
+					rewrite.m_rfId  = ::atoi(rfId);
+					rewrite.m_netId = ::atoi(netId);
+					m_dmrNetwork1IdRewrites.push_back(rewrite);
+				}
 			} else if (::strncmp(key, "PassAllPC", 9U) == 0) {
 				unsigned int slotNo = (unsigned int)::atoi(value);
 				m_dmrNetwork1PassAllPC.push_back(slotNo);
@@ -462,6 +475,15 @@ bool CConf::read()
 					rewrite.m_range    = ::atoi(p5);
 					m_dmrNetwork2SrcRewrites.push_back(rewrite);
 				}
+			} else if (::strncmp(key, "IdRewrite", 9U) == 0) {
+				char* rfId = ::strtok(value, ", ");
+				char* netId = ::strtok(NULL, " \r\n");
+				if (rfId != NULL && netId != NULL) {
+					CIdRewriteStruct rewrite;
+					rewrite.m_rfId  = ::atoi(rfId);
+					rewrite.m_netId = ::atoi(netId);
+					m_dmrNetwork2IdRewrites.push_back(rewrite);
+				}
 			} else if (::strncmp(key, "PassAllPC", 9U) == 0) {
 				unsigned int slotNo = (unsigned int)::atoi(value);
 				m_dmrNetwork2PassAllPC.push_back(slotNo);
@@ -548,6 +570,15 @@ bool CConf::read()
 					rewrite.m_range    = ::atoi(p5);
 					m_dmrNetwork3SrcRewrites.push_back(rewrite);
 				}
+			} else if (::strncmp(key, "IdRewrite", 9U) == 0) {
+				char* rfId = ::strtok(value, ", ");
+				char* netId = ::strtok(NULL, " \r\n");
+				if (rfId != NULL && netId != NULL) {
+					CIdRewriteStruct rewrite;
+					rewrite.m_rfId  = ::atoi(rfId);
+					rewrite.m_netId = ::atoi(netId);
+					m_dmrNetwork3IdRewrites.push_back(rewrite);
+				}
 			} else if (::strncmp(key, "PassAllPC", 9U) == 0) {
 				unsigned int slotNo = (unsigned int)::atoi(value);
 				m_dmrNetwork3PassAllPC.push_back(slotNo);
@@ -634,6 +665,15 @@ bool CConf::read()
 					rewrite.m_range    = ::atoi(p5);
 					m_dmrNetwork4SrcRewrites.push_back(rewrite);
 				}
+			} else if (::strncmp(key, "IdRewrite", 9U) == 0) {
+				char* rfId = ::strtok(value, ", ");
+				char* netId = ::strtok(NULL, " \r\n");
+				if (rfId != NULL && netId != NULL) {
+					CIdRewriteStruct rewrite;
+					rewrite.m_rfId  = ::atoi(rfId);
+					rewrite.m_netId = ::atoi(netId);
+					m_dmrNetwork4IdRewrites.push_back(rewrite);
+				}
 			} else if (::strncmp(key, "PassAllPC", 9U) == 0) {
 				unsigned int slotNo = (unsigned int)::atoi(value);
 				m_dmrNetwork4PassAllPC.push_back(slotNo);
@@ -925,6 +965,11 @@ std::vector<CSrcRewriteStruct> CConf::getDMRNetwork1SrcRewrites() const
 	return m_dmrNetwork1SrcRewrites;
 }
 
+std::vector<CIdRewriteStruct> CConf::getDMRNetwork1IdRewrites() const
+{
+	return m_dmrNetwork1IdRewrites;
+}
+
 std::vector<unsigned int> CConf::getDMRNetwork1PassAllPC() const
 {
 	return m_dmrNetwork1PassAllPC;
@@ -1008,6 +1053,11 @@ std::vector<CSrcRewriteStruct> CConf::getDMRNetwork2SrcRewrites() const
 	return m_dmrNetwork2SrcRewrites;
 }
 
+std::vector<CIdRewriteStruct> CConf::getDMRNetwork2IdRewrites() const
+{
+	return m_dmrNetwork2IdRewrites;
+}
+
 std::vector<unsigned int> CConf::getDMRNetwork2PassAllPC() const
 {
 	return m_dmrNetwork2PassAllPC;
@@ -1091,6 +1141,11 @@ std::vector<CSrcRewriteStruct> CConf::getDMRNetwork3SrcRewrites() const
 	return m_dmrNetwork3SrcRewrites;
 }
 
+std::vector<CIdRewriteStruct> CConf::getDMRNetwork3IdRewrites() const
+{
+	return m_dmrNetwork3IdRewrites;
+}
+
 std::vector<unsigned int> CConf::getDMRNetwork3PassAllPC() const
 {
 	return m_dmrNetwork3PassAllPC;
@@ -1174,6 +1229,11 @@ std::vector<CSrcRewriteStruct> CConf::getDMRNetwork4SrcRewrites() const
 	return m_dmrNetwork4SrcRewrites;
 }
 
+std::vector<CIdRewriteStruct> CConf::getDMRNetwork4IdRewrites() const
+{
+	return m_dmrNetwork4IdRewrites;
+}
+
 std::vector<unsigned int> CConf::getDMRNetwork4PassAllPC() const
 {
 	return m_dmrNetwork4PassAllPC;
diff --git a/Conf.h b/Conf.h
index f6468a5..7225feb 100644
--- a/Conf.h
+++ b/Conf.h
@@ -53,6 +53,11 @@ struct CSrcRewriteStruct {
 	unsigned int m_range;
 };
 
+struct CIdRewriteStruct {
+	unsigned int m_rfId;
+	unsigned int m_netId;
+};
+
 class CConf
 {
 public:
@@ -110,6 +115,7 @@ public:
 	std::vector<CPCRewriteStruct>   getDMRNetwork1PCRewrites() const;
 	std::vector<CTypeRewriteStruct> getDMRNetwork1TypeRewrites() const;
 	std::vector<CSrcRewriteStruct>  getDMRNetwork1SrcRewrites() const;
+	std::vector<CIdRewriteStruct>  getDMRNetwork1IdRewrites() const;
 	std::vector<unsigned int>       getDMRNetwork1PassAllPC() const;
 	std::vector<unsigned int>       getDMRNetwork1PassAllTG() const;
 
@@ -128,6 +134,7 @@ public:
 	std::vector<CPCRewriteStruct>   getDMRNetwork2PCRewrites() const;
 	std::vector<CTypeRewriteStruct> getDMRNetwork2TypeRewrites() const;
 	std::vector<CSrcRewriteStruct>  getDMRNetwork2SrcRewrites() const;
+	std::vector<CIdRewriteStruct>  getDMRNetwork2IdRewrites() const;
 	std::vector<unsigned int>       getDMRNetwork2PassAllPC() const;
 	std::vector<unsigned int>       getDMRNetwork2PassAllTG() const;
 
@@ -146,6 +153,7 @@ public:
 	std::vector<CPCRewriteStruct>   getDMRNetwork3PCRewrites() const;
 	std::vector<CTypeRewriteStruct> getDMRNetwork3TypeRewrites() const;
 	std::vector<CSrcRewriteStruct>  getDMRNetwork3SrcRewrites() const;
+	std::vector<CIdRewriteStruct>  getDMRNetwork3IdRewrites() const;
 	std::vector<unsigned int>       getDMRNetwork3PassAllPC() const;
 	std::vector<unsigned int>       getDMRNetwork3PassAllTG() const;
 
@@ -164,6 +172,7 @@ public:
 	std::vector<CPCRewriteStruct>   getDMRNetwork4PCRewrites() const;
 	std::vector<CTypeRewriteStruct> getDMRNetwork4TypeRewrites() const;
 	std::vector<CSrcRewriteStruct>  getDMRNetwork4SrcRewrites() const;
+	std::vector<CIdRewriteStruct>  getDMRNetwork4IdRewrites() const;
 	std::vector<unsigned int>       getDMRNetwork4PassAllPC() const;
 	std::vector<unsigned int>       getDMRNetwork4PassAllTG() const;
 
@@ -230,6 +239,7 @@ private:
 	std::vector<CPCRewriteStruct>   m_dmrNetwork1PCRewrites;
 	std::vector<CTypeRewriteStruct> m_dmrNetwork1TypeRewrites;
 	std::vector<CSrcRewriteStruct>  m_dmrNetwork1SrcRewrites;
+	std::vector<CIdRewriteStruct>  m_dmrNetwork1IdRewrites;
 	std::vector<unsigned int>       m_dmrNetwork1PassAllPC;
 	std::vector<unsigned int>       m_dmrNetwork1PassAllTG;
 
@@ -247,6 +257,7 @@ private:
 	std::vector<CPCRewriteStruct>   m_dmrNetwork2PCRewrites;
 	std::vector<CTypeRewriteStruct> m_dmrNetwork2TypeRewrites;
 	std::vector<CSrcRewriteStruct>  m_dmrNetwork2SrcRewrites;
+	std::vector<CIdRewriteStruct>  m_dmrNetwork2IdRewrites;
 	std::vector<unsigned int>       m_dmrNetwork2PassAllPC;
 	std::vector<unsigned int>       m_dmrNetwork2PassAllTG;
 
@@ -264,6 +275,7 @@ private:
 	std::vector<CPCRewriteStruct>   m_dmrNetwork3PCRewrites;
 	std::vector<CTypeRewriteStruct> m_dmrNetwork3TypeRewrites;
 	std::vector<CSrcRewriteStruct>  m_dmrNetwork3SrcRewrites;
+	std::vector<CIdRewriteStruct>  m_dmrNetwork3IdRewrites;
 	std::vector<unsigned int>       m_dmrNetwork3PassAllPC;
 	std::vector<unsigned int>       m_dmrNetwork3PassAllTG;
 
@@ -281,6 +293,7 @@ private:
 	std::vector<CPCRewriteStruct>   m_dmrNetwork4PCRewrites;
 	std::vector<CTypeRewriteStruct> m_dmrNetwork4TypeRewrites;
 	std::vector<CSrcRewriteStruct>  m_dmrNetwork4SrcRewrites;
+	std::vector<CIdRewriteStruct>  m_dmrNetwork4IdRewrites;
 	std::vector<unsigned int>       m_dmrNetwork4PassAllPC;
 	std::vector<unsigned int>       m_dmrNetwork4PassAllTG;
 
diff --git a/DMRGateway.cpp b/DMRGateway.cpp
index 6b6c4e2..4b58fb5 100644
--- a/DMRGateway.cpp
+++ b/DMRGateway.cpp
@@ -22,6 +22,8 @@
 #include "DMRGateway.h"
 #include "StopWatch.h"
 #include "RewritePC.h"
+#include "RewriteSrcId.h"
+#include "RewriteDstId.h"
 #include "PassAllPC.h"
 #include "PassAllTG.h"
 #include "DMRFullLC.h"
@@ -165,10 +167,16 @@ m_rptRewrite(NULL),
 m_xlxRewrite(NULL),
 m_dmr1NetRewrites(),
 m_dmr1RFRewrites(),
+m_dmr1SrcRewrites(),
 m_dmr2NetRewrites(),
 m_dmr2RFRewrites(),
+m_dmr2SrcRewrites(),
 m_dmr3NetRewrites(),
 m_dmr3RFRewrites(),
+m_dmr3SrcRewrites(),
+m_dmr4NetRewrites(),
+m_dmr4RFRewrites(),
+m_dmr4SrcRewrites(),
 m_dmr1Passalls(),
 m_dmr2Passalls(),
 m_dmr3Passalls()
@@ -184,18 +192,36 @@ CDMRGateway::~CDMRGateway()
 	for (std::vector<CRewrite*>::iterator it = m_dmr1RFRewrites.begin(); it != m_dmr1RFRewrites.end(); ++it)
 		delete *it;
 
+	for (std::vector<CRewrite*>::iterator it = m_dmr1SrcRewrites.begin(); it != m_dmr1SrcRewrites.end(); ++it)
+		delete *it;
+
 	for (std::vector<CRewrite*>::iterator it = m_dmr2NetRewrites.begin(); it != m_dmr2NetRewrites.end(); ++it)
 			delete *it;
 	
 	for (std::vector<CRewrite*>::iterator it = m_dmr2RFRewrites.begin(); it != m_dmr2RFRewrites.end(); ++it)
 			delete *it;
 
+	for (std::vector<CRewrite*>::iterator it = m_dmr2SrcRewrites.begin(); it != m_dmr2SrcRewrites.end(); ++it)
+		delete *it;
+
 	for (std::vector<CRewrite*>::iterator it = m_dmr3NetRewrites.begin(); it != m_dmr3NetRewrites.end(); ++it)
 		delete *it;
 
 	for (std::vector<CRewrite*>::iterator it = m_dmr3RFRewrites.begin(); it != m_dmr3RFRewrites.end(); ++it)
 		delete *it;
 
+	for (std::vector<CRewrite*>::iterator it = m_dmr3SrcRewrites.begin(); it != m_dmr3SrcRewrites.end(); ++it)
+		delete *it;
+
+	for (std::vector<CRewrite*>::iterator it = m_dmr4NetRewrites.begin(); it != m_dmr4NetRewrites.end(); ++it)
+		delete *it;
+
+	for (std::vector<CRewrite*>::iterator it = m_dmr4RFRewrites.begin(); it != m_dmr4RFRewrites.end(); ++it)
+		delete *it;
+
+	for (std::vector<CRewrite*>::iterator it = m_dmr4SrcRewrites.begin(); it != m_dmr4SrcRewrites.end(); ++it)
+		delete *it;
+
 	for (std::vector<CRewrite*>::iterator it = m_dmr1Passalls.begin(); it != m_dmr1Passalls.end(); ++it)
 		delete *it;
 
@@ -205,6 +231,9 @@ CDMRGateway::~CDMRGateway()
 	for (std::vector<CRewrite*>::iterator it = m_dmr3Passalls.begin(); it != m_dmr3Passalls.end(); ++it)
 		delete *it;
 
+	for (std::vector<CRewrite*>::iterator it = m_dmr4Passalls.begin(); it != m_dmr4Passalls.end(); ++it)
+		delete *it;
+
 	delete m_rptRewrite;
 	delete m_xlxRewrite;
 
@@ -576,6 +605,7 @@ int CDMRGateway::run()
 
 					if (rewritten) {
 						if (status[slotNo] == DMRGWS_NONE || status[slotNo] == DMRGWS_DMRNETWORK1) {
+							rewrite(m_dmr1SrcRewrites, data, trace);
 							m_dmrNetwork1->write(data);
 							status[slotNo] = DMRGWS_DMRNETWORK1;
 							timer[slotNo]->setTimeout(rfTimeout);
@@ -597,6 +627,7 @@ int CDMRGateway::run()
 
 						if (rewritten) {
 							if (status[slotNo] == DMRGWS_NONE || status[slotNo] == DMRGWS_DMRNETWORK2) {
+								rewrite(m_dmr2SrcRewrites, data, trace);
 								m_dmrNetwork2->write(data);
 								status[slotNo] = DMRGWS_DMRNETWORK2;
 								timer[slotNo]->setTimeout(rfTimeout);
@@ -618,6 +649,7 @@ int CDMRGateway::run()
 
 							if (rewritten) {
 								if (status[slotNo] == DMRGWS_NONE || status[slotNo] == DMRGWS_DMRNETWORK3) {
+									rewrite(m_dmr3SrcRewrites, data, trace);
 									m_dmrNetwork3->write(data);
 									status[slotNo] = DMRGWS_DMRNETWORK3;
 									timer[slotNo]->setTimeout(rfTimeout);
@@ -639,6 +671,7 @@ int CDMRGateway::run()
 
 								if (rewritten) {
 									if (status[slotNo] == DMRGWS_NONE || status[slotNo] == DMRGWS_DMRNETWORK4) {
+										rewrite(m_dmr4SrcRewrites, data, trace);
 										m_dmrNetwork4->write(data);
 										status[slotNo] = DMRGWS_DMRNETWORK4;
 										timer[slotNo]->setTimeout(rfTimeout);
@@ -662,6 +695,7 @@ int CDMRGateway::run()
 
 						if (rewritten) {
 							if (status[slotNo] == DMRGWS_NONE || status[slotNo] == DMRGWS_DMRNETWORK1) {
+								rewrite(m_dmr1SrcRewrites, data, trace);
 								m_dmrNetwork1->write(data);
 								status[slotNo] = DMRGWS_DMRNETWORK1;
 								timer[slotNo]->setTimeout(rfTimeout);
@@ -683,6 +717,7 @@ int CDMRGateway::run()
 
 						if (rewritten) {
 							if (status[slotNo] == DMRGWS_NONE || status[slotNo] == DMRGWS_DMRNETWORK2) {
+								rewrite(m_dmr2SrcRewrites, data, trace);
 								m_dmrNetwork2->write(data);
 								status[slotNo] = DMRGWS_DMRNETWORK2;
 								timer[slotNo]->setTimeout(rfTimeout);
@@ -704,6 +739,7 @@ int CDMRGateway::run()
 
 						if (rewritten) {
 							if (status[slotNo] == DMRGWS_NONE || status[slotNo] == DMRGWS_DMRNETWORK3) {
+								rewrite(m_dmr3SrcRewrites, data, trace);
 								m_dmrNetwork3->write(data);
 								status[slotNo] = DMRGWS_DMRNETWORK3;
 								timer[slotNo]->setTimeout(rfTimeout);
@@ -725,6 +761,7 @@ int CDMRGateway::run()
 
 						if (rewritten) {
 							if (status[slotNo] == DMRGWS_NONE || status[slotNo] == DMRGWS_DMRNETWORK4) {
+								rewrite(m_dmr4SrcRewrites, data, trace);
 								m_dmrNetwork4->write(data);
 								status[slotNo] = DMRGWS_DMRNETWORK4;
 								timer[slotNo]->setTimeout(rfTimeout);
@@ -1209,6 +1246,17 @@ bool CDMRGateway::createDMRNetwork1()
 		m_dmr1NetRewrites.push_back(rewrite);
 	}
 
+	std::vector<CIdRewriteStruct> idRewrites = m_conf.getDMRNetwork1IdRewrites();
+	for (std::vector<CIdRewriteStruct>::const_iterator it = idRewrites.begin(); it != idRewrites.end(); ++it) {
+		LogInfo("    Rewrite Id: %u <-> %u", (*it).m_rfId, (*it).m_netId);
+
+		CRewriteSrcId* rewriteSrcId = new CRewriteSrcId(m_dmr1Name, (*it).m_rfId, (*it).m_netId);
+		CRewriteDstId* rewriteDstId = new CRewriteDstId(m_dmr1Name, (*it).m_netId, (*it).m_rfId);
+
+		m_dmr1SrcRewrites.push_back(rewriteSrcId);
+		m_dmr1NetRewrites.push_back(rewriteDstId);
+	}
+
 	std::vector<unsigned int> tgPassAll = m_conf.getDMRNetwork1PassAllTG();
 	for (std::vector<unsigned int>::const_iterator it = tgPassAll.begin(); it != tgPassAll.end(); ++it) {
 		LogInfo("    Pass All TG: %u", *it);
@@ -1336,6 +1384,17 @@ bool CDMRGateway::createDMRNetwork2()
 		m_dmr2NetRewrites.push_back(rewrite);
 	}
 
+	std::vector<CIdRewriteStruct> idRewrites = m_conf.getDMRNetwork2IdRewrites();
+	for (std::vector<CIdRewriteStruct>::const_iterator it = idRewrites.begin(); it != idRewrites.end(); ++it) {
+		LogInfo("    Rewrite Id: %u <-> %u", (*it).m_rfId, (*it).m_netId);
+
+		CRewriteSrcId* rewriteSrcId = new CRewriteSrcId(m_dmr2Name, (*it).m_rfId, (*it).m_netId);
+		CRewriteDstId* rewriteDstId = new CRewriteDstId(m_dmr2Name, (*it).m_netId, (*it).m_rfId);
+
+		m_dmr2SrcRewrites.push_back(rewriteSrcId);
+		m_dmr2NetRewrites.push_back(rewriteDstId);
+	}
+
 	std::vector<unsigned int> tgPassAll = m_conf.getDMRNetwork2PassAllTG();
 	for (std::vector<unsigned int>::const_iterator it = tgPassAll.begin(); it != tgPassAll.end(); ++it) {
 		LogInfo("    Pass All TG: %u", *it);
@@ -1463,6 +1522,17 @@ bool CDMRGateway::createDMRNetwork3()
 		m_dmr3NetRewrites.push_back(rewrite);
 	}
 
+	std::vector<CIdRewriteStruct> idRewrites = m_conf.getDMRNetwork3IdRewrites();
+	for (std::vector<CIdRewriteStruct>::const_iterator it = idRewrites.begin(); it != idRewrites.end(); ++it) {
+		LogInfo("    Rewrite Id: %u <-> %u", (*it).m_rfId, (*it).m_netId);
+
+		CRewriteSrcId* rewriteSrcId = new CRewriteSrcId(m_dmr3Name, (*it).m_rfId, (*it).m_netId);
+		CRewriteDstId* rewriteDstId = new CRewriteDstId(m_dmr3Name, (*it).m_netId, (*it).m_rfId);
+
+		m_dmr3SrcRewrites.push_back(rewriteSrcId);
+		m_dmr3NetRewrites.push_back(rewriteDstId);
+	}
+
 	std::vector<unsigned int> tgPassAll = m_conf.getDMRNetwork3PassAllTG();
 	for (std::vector<unsigned int>::const_iterator it = tgPassAll.begin(); it != tgPassAll.end(); ++it) {
 		LogInfo("    Pass All TG: %u", *it);
@@ -1590,6 +1660,17 @@ bool CDMRGateway::createDMRNetwork4()
 		m_dmr4NetRewrites.push_back(rewrite);
 	}
 
+	std::vector<CIdRewriteStruct> idRewrites = m_conf.getDMRNetwork4IdRewrites();
+	for (std::vector<CIdRewriteStruct>::const_iterator it = idRewrites.begin(); it != idRewrites.end(); ++it) {
+		LogInfo("    Rewrite Id: %u <-> %u", (*it).m_rfId, (*it).m_netId);
+
+		CRewriteSrcId* rewriteSrcId = new CRewriteSrcId(m_dmr4Name, (*it).m_rfId, (*it).m_netId);
+		CRewriteDstId* rewriteDstId = new CRewriteDstId(m_dmr4Name, (*it).m_netId, (*it).m_rfId);
+
+		m_dmr4SrcRewrites.push_back(rewriteSrcId);
+		m_dmr4NetRewrites.push_back(rewriteDstId);
+	}
+
 	std::vector<unsigned int> tgPassAll = m_conf.getDMRNetwork4PassAllTG();
 	for (std::vector<unsigned int>::const_iterator it = tgPassAll.begin(); it != tgPassAll.end(); ++it) {
 		LogInfo("    Pass All TG: %u", *it);
@@ -1794,6 +1875,14 @@ void CDMRGateway::writeXLXLink(unsigned int srcId, unsigned int dstId, CDMRNetwo
 	}
 }
 
+bool CDMRGateway::rewrite(std::vector<CRewrite*>& rewrites, CDMRData & data, bool trace)
+{
+	for (std::vector<CRewrite*>::iterator it = rewrites.begin(); it != rewrites.end(); ++it)
+		if ((*it)->process(data, trace))
+			return true;
+	return false;
+}
+
 unsigned int CDMRGateway::getConfig(const std::string& name, unsigned char* buffer)
 {
 	assert(buffer != NULL);
diff --git a/DMRGateway.h b/DMRGateway.h
index 5b6ad0e..4f16d74 100644
--- a/DMRGateway.h
+++ b/DMRGateway.h
@@ -73,12 +73,16 @@ private:
 	CRewriteTG*        m_xlxRewrite;
 	std::vector<CRewrite*> m_dmr1NetRewrites;
 	std::vector<CRewrite*> m_dmr1RFRewrites;
+	std::vector<CRewrite*> m_dmr1SrcRewrites;
 	std::vector<CRewrite*> m_dmr2NetRewrites;
 	std::vector<CRewrite*> m_dmr2RFRewrites;
+	std::vector<CRewrite*> m_dmr2SrcRewrites;
 	std::vector<CRewrite*> m_dmr3NetRewrites;
 	std::vector<CRewrite*> m_dmr3RFRewrites;
+	std::vector<CRewrite*> m_dmr3SrcRewrites;
 	std::vector<CRewrite*> m_dmr4NetRewrites;
 	std::vector<CRewrite*> m_dmr4RFRewrites;
+	std::vector<CRewrite*> m_dmr4SrcRewrites;
 	std::vector<CRewrite*> m_dmr1Passalls;
 	std::vector<CRewrite*> m_dmr2Passalls;
 	std::vector<CRewrite*> m_dmr3Passalls;
@@ -95,6 +99,8 @@ private:
 	void unlinkXLX();
 	void writeXLXLink(unsigned int srcId, unsigned int dstId, CDMRNetwork* network);
 
+	bool rewrite(std::vector<CRewrite*>& rewrites, CDMRData& data, bool trace);
+
 	unsigned int getConfig(const std::string& name, unsigned char* buffer);
 };
 
diff --git a/DMRGateway.vcxproj b/DMRGateway.vcxproj
index ef04032..9108dcd 100644
--- a/DMRGateway.vcxproj
+++ b/DMRGateway.vcxproj
@@ -176,8 +176,10 @@
     <ClInclude Include="Reflectors.h" />
     <ClInclude Include="RepeaterProtocol.h" />
     <ClInclude Include="Rewrite.h" />
+    <ClInclude Include="RewriteDstId.h" />
     <ClInclude Include="RewritePC.h" />
     <ClInclude Include="RewriteSrc.h" />
+    <ClInclude Include="RewriteSrcId.h" />
     <ClInclude Include="RewriteTG.h" />
     <ClInclude Include="RewriteType.h" />
     <ClInclude Include="RingBuffer.h" />
@@ -216,8 +218,10 @@
     <ClCompile Include="Reflectors.cpp" />
     <ClCompile Include="RepeaterProtocol.cpp" />
     <ClCompile Include="Rewrite.cpp" />
+    <ClCompile Include="RewriteDstId.cpp" />
     <ClCompile Include="RewritePC.cpp" />
     <ClCompile Include="RewriteSrc.cpp" />
+    <ClCompile Include="RewriteSrcId.cpp" />
     <ClCompile Include="RewriteTG.cpp" />
     <ClCompile Include="RewriteType.cpp" />
     <ClCompile Include="RS129.cpp" />
diff --git a/DMRGateway.vcxproj.filters b/DMRGateway.vcxproj.filters
index 239becf..126a6ab 100644
--- a/DMRGateway.vcxproj.filters
+++ b/DMRGateway.vcxproj.filters
@@ -107,9 +107,15 @@
     <ClInclude Include="Rewrite.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="RewriteDstId.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
     <ClInclude Include="RewriteSrc.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="RewriteSrcId.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
     <ClInclude Include="RewriteType.h">
       <Filter>Header Files</Filter>
     </ClInclude>
@@ -217,9 +223,15 @@
     <ClCompile Include="Rewrite.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="RewriteDstId.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
     <ClCompile Include="RewriteSrc.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="RewriteSrcId.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
     <ClCompile Include="RewriteType.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
diff --git a/Makefile b/Makefile
index b0ae9f3..a2614c9 100644
--- a/Makefile
+++ b/Makefile
@@ -5,8 +5,8 @@ LIBS    = -lpthread
 LDFLAGS = -g
 
 OBJECTS = BPTC19696.o Conf.o CRC.o DMRCSBK.o DMRData.o DMRDataHeader.o DMREmbeddedData.o DMREMB.o DMRFullLC.o DMRGateway.o DMRLC.o DMRNetwork.o DMRSlotType.o \
-					Golay2087.o Hamming.o Log.o MMDVMNetwork.o PassAllPC.o PassAllTG.o QR1676.o Reflectors.o RepeaterProtocol.o Rewrite.o RewritePC.o RewriteSrc.o RewriteTG.o \
-					RewriteType.o RS129.o SHA256.o StopWatch.o Sync.o Thread.o Timer.o UDPSocket.o Utils.o Voice.o
+					Golay2087.o Hamming.o Log.o MMDVMNetwork.o PassAllPC.o PassAllTG.o QR1676.o Reflectors.o RepeaterProtocol.o Rewrite.o RewriteDstId.o RewritePC.o RewriteSrc.o \
+					RewriteSrcId.o RewriteTG.o RewriteType.o RS129.o SHA256.o StopWatch.o Sync.o Thread.o Timer.o UDPSocket.o Utils.o Voice.o
 
 all:	DMRGateway
 
diff --git a/RewriteDstId.cpp b/RewriteDstId.cpp
new file mode 100644
index 0000000..ef796e3
--- /dev/null
+++ b/RewriteDstId.cpp
@@ -0,0 +1,60 @@
+/*
+*   Copyright (C) 2017 by Jonathan Naylor G4KLX
+*
+*   This program is free software; you can redistribute it and/or modify
+*   it under the terms of the GNU General Public License as published by
+*   the Free Software Foundation; either version 2 of the License, or
+*   (at your option) any later version.
+*
+*   This program is distributed in the hope that it will be useful,
+*   but WITHOUT ANY WARRANTY; without even the implied warranty of
+*   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*   GNU General Public License for more details.
+*
+*   You should have received a copy of the GNU General Public License
+*   along with this program; if not, write to the Free Software
+*   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "RewriteDstId.h"
+
+#include "DMRDefines.h"
+#include "Log.h"
+
+#include <cstdio>
+
+CRewriteDstId::CRewriteDstId(const std::string& name, unsigned int fromId, unsigned int toId) :
+CRewrite(),
+m_name(name),
+m_fromId(fromId),
+m_toId(toId)
+{
+}
+
+CRewriteDstId::~CRewriteDstId()
+{
+}
+
+bool CRewriteDstId::process(CDMRData& data, bool trace)
+{
+	FLCO flco = data.getFLCO();
+	unsigned int dstId = data.getDstId();
+
+	if (flco != FLCO_USER_USER || dstId != m_fromId) {
+		if (trace)
+			LogDebug("Rule Trace,\tRewriteDstId from %s Src=%u: not matched", m_name.c_str(), m_fromId);
+
+		return false;
+	}
+
+	data.setDstId(m_toId);
+
+	processMessage(data);
+
+	if (trace) {
+		LogDebug("Rule Trace,\tRewriteDstId from %s Src=%u: matched", m_name.c_str(), m_fromId);
+		LogDebug("Rule Trace,\tRewriteDstId to %s Src=%u", m_name.c_str(), m_toId);
+	}
+
+	return true;
+}
diff --git a/RewriteDstId.h b/RewriteDstId.h
new file mode 100644
index 0000000..8d066bd
--- /dev/null
+++ b/RewriteDstId.h
@@ -0,0 +1,41 @@
+/*
+*   Copyright (C) 2017 by Jonathan Naylor G4KLX
+*
+*   This program is free software; you can redistribute it and/or modify
+*   it under the terms of the GNU General Public License as published by
+*   the Free Software Foundation; either version 2 of the License, or
+*   (at your option) any later version.
+*
+*   This program is distributed in the hope that it will be useful,
+*   but WITHOUT ANY WARRANTY; without even the implied warranty of
+*   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*   GNU General Public License for more details.
+*
+*   You should have received a copy of the GNU General Public License
+*   along with this program; if not, write to the Free Software
+*   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#if !defined(REWRITEDSTID_H)
+#define	REWRITEDSTID_H
+
+#include "Rewrite.h"
+#include "DMRData.h"
+
+#include <string>
+
+class CRewriteDstId : public CRewrite {
+public:
+	CRewriteDstId(const std::string& name, unsigned int fromId, unsigned int toID);
+	virtual ~CRewriteDstId();
+
+	virtual bool process(CDMRData& data, bool trace);
+
+private:
+	std::string  m_name;
+	unsigned int m_fromId;
+	unsigned int m_toId;
+};
+
+
+#endif
diff --git a/RewriteSrcId.cpp b/RewriteSrcId.cpp
new file mode 100644
index 0000000..2382c75
--- /dev/null
+++ b/RewriteSrcId.cpp
@@ -0,0 +1,59 @@
+/*
+*   Copyright (C) 2017 by Jonathan Naylor G4KLX
+*
+*   This program is free software; you can redistribute it and/or modify
+*   it under the terms of the GNU General Public License as published by
+*   the Free Software Foundation; either version 2 of the License, or
+*   (at your option) any later version.
+*
+*   This program is distributed in the hope that it will be useful,
+*   but WITHOUT ANY WARRANTY; without even the implied warranty of
+*   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*   GNU General Public License for more details.
+*
+*   You should have received a copy of the GNU General Public License
+*   along with this program; if not, write to the Free Software
+*   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "RewriteSrcId.h"
+
+#include "DMRDefines.h"
+#include "Log.h"
+
+#include <cstdio>
+
+CRewriteSrcId::CRewriteSrcId(const std::string& name, unsigned int fromId, unsigned int toId) :
+CRewrite(),
+m_name(name),
+m_fromId(fromId),
+m_toId(toId)
+{
+}
+
+CRewriteSrcId::~CRewriteSrcId()
+{
+}
+
+bool CRewriteSrcId::process(CDMRData& data, bool trace)
+{
+	unsigned int srcId = data.getSrcId();
+
+	if (srcId != m_fromId) {
+		if (trace)
+			LogDebug("Rule Trace,\tRewriteSrcId from %s Src=%u: not matched", m_name.c_str(), m_fromId);
+
+		return false;
+	}
+
+	data.setSrcId(m_toId);
+
+	processMessage(data);
+
+	if (trace) {
+		LogDebug("Rule Trace,\tRewriteSrcId from %s Src=%u: matched", m_name.c_str(), m_fromId);
+		LogDebug("Rule Trace,\tRewriteSrcId to %s Src=%u", m_name.c_str(), m_toId);
+	}
+
+	return true;
+}
diff --git a/RewriteSrcId.h b/RewriteSrcId.h
new file mode 100644
index 0000000..76bd17e
--- /dev/null
+++ b/RewriteSrcId.h
@@ -0,0 +1,41 @@
+/*
+*   Copyright (C) 2017 by Jonathan Naylor G4KLX
+*
+*   This program is free software; you can redistribute it and/or modify
+*   it under the terms of the GNU General Public License as published by
+*   the Free Software Foundation; either version 2 of the License, or
+*   (at your option) any later version.
+*
+*   This program is distributed in the hope that it will be useful,
+*   but WITHOUT ANY WARRANTY; without even the implied warranty of
+*   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*   GNU General Public License for more details.
+*
+*   You should have received a copy of the GNU General Public License
+*   along with this program; if not, write to the Free Software
+*   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#if !defined(REWRITESRCID_H)
+#define	REWRITESRCID_H
+
+#include "Rewrite.h"
+#include "DMRData.h"
+
+#include <string>
+
+class CRewriteSrcId : public CRewrite {
+public:
+	CRewriteSrcId(const std::string& name, unsigned int fromId, unsigned int toID);
+	virtual ~CRewriteSrcId();
+
+	virtual bool process(CDMRData& data, bool trace);
+
+private:
+	std::string  m_name;
+	unsigned int m_fromId;
+	unsigned int m_toId;
+};
+
+
+#endif