diff --git a/P25Control.cpp b/P25Control.cpp
index 26f654b..3ec6bd1 100644
--- a/P25Control.cpp
+++ b/P25Control.cpp
@@ -59,14 +59,21 @@ m_audio(),
 m_rfData(),
 m_netData(),
 m_lsd(),
+m_netLDU1(NULL),
+m_netLDU2(NULL),
 m_fp(NULL)
 {
 	assert(display != NULL);
 	assert(lookup != NULL);
+
+	m_netLDU1 = new unsigned char[9U * 25U];
+	m_netLDU2 = new unsigned char[9U * 25U];
 }
 
 CP25Control::~CP25Control()
 {
+	delete[] m_netLDU1;
+	delete[] m_netLDU2;
 }
 
 bool CP25Control::writeModem(unsigned char* data, unsigned int len)
@@ -205,7 +212,7 @@ bool CP25Control::writeModem(unsigned char* data, unsigned int len)
 			bool         grp = m_rfData.getGroup();
 			unsigned int dst = m_rfData.getDest();
 			std::string source = m_lookup->find(src);
-			LogMessage("P25, received RF from %s to %s%u", source.c_str(), grp ? "TG" : "", dst);
+			LogMessage("P25, received RF from %s to %s%u", source.c_str(), grp ? "TG " : "", dst);
 			m_display->writeP25(source.c_str(), grp, dst, "R");
 			m_rfState = RS_RF_AUDIO;
 		}
@@ -339,8 +346,8 @@ unsigned int CP25Control::readModem(unsigned char* data)
 
 void CP25Control::writeNetwork()
 {
-	unsigned char data[200U];
-	unsigned int length = m_network->read(data, 200U);
+	unsigned char data[100U];
+	unsigned int length = m_network->read(data, 100U);
 	if (length == 0U)
 		return;
 
@@ -349,7 +356,80 @@ void CP25Control::writeNetwork()
 
 	m_networkWatchdog.start();
 
-
+	switch (data[0U]) {
+	case 0x62U:
+		::memcpy(m_netLDU1 + 0U, data, 22U);
+		return;
+	case 0x63U:
+		::memcpy(m_netLDU1 + 25U, data, 13U);
+		return;
+	case 0x64U:
+		::memcpy(m_netLDU1 + 50U, data, 17U);
+		return;
+	case 0x65U:
+		::memcpy(m_netLDU1 + 75U, data, 17U);
+		return;
+	case 0x66U:
+		::memcpy(m_netLDU1 + 100U, data, 17U);
+		return;
+	case 0x67U:
+		::memcpy(m_netLDU1 + 125U, data, 17U);
+		return;
+	case 0x68U:
+		::memcpy(m_netLDU1 + 150U, data, 17U);
+		return;
+	case 0x69U:
+		::memcpy(m_netLDU1 + 175U, data, 17U);
+		return;
+	case 0x6AU:
+		::memcpy(m_netLDU1 + 200U, data, 16U);
+		if (m_netState != RS_NET_IDLE)
+			createLDU1();
+		return;
+	case 0x6BU:
+		::memcpy(m_netLDU2 + 0U, data, 22U);
+		return;
+	case 0x6CU:
+		::memcpy(m_netLDU2 + 25U, data, 13U);
+		return;
+	case 0x6DU:
+		::memcpy(m_netLDU2 + 50U, data, 17U);
+		return;
+	case 0x6EU:
+		::memcpy(m_netLDU2 + 75U, data, 17U);
+		return;
+	case 0x6FU:
+		::memcpy(m_netLDU2 + 100U, data, 17U);
+		return;
+	case 0x70U:
+		::memcpy(m_netLDU2 + 125U, data, 17U);
+		return;
+	case 0x71U:
+		::memcpy(m_netLDU2 + 150U, data, 17U);
+		return;
+	case 0x72U:
+		::memcpy(m_netLDU2 + 175U, data, 17U);
+		return;
+	case 0x73U:
+		::memcpy(m_netLDU2 + 200U, data, 16U);
+		if (m_netState != RS_NET_IDLE) {
+			m_netState = RS_NET_AUDIO;
+			m_netTimeout.start();
+			m_netBits = 1U;
+			m_netErrs = 0U;
+			m_netFrames = 0U;
+			m_netLost = 0U;
+			createHeader();
+			createLDU1();
+		}
+		createLDU2();
+		return;
+	case 0x00U:
+		createTerminator(data);
+		return;
+	default:
+		return;
+	}
 }
 
 void CP25Control::clock(unsigned int ms)
@@ -449,6 +529,50 @@ void CP25Control::addBusyBits(unsigned char* data, unsigned int length, bool b1,
 	}
 }
 
+void CP25Control::createHeader()
+{
+}
+
+void CP25Control::createLDU1()
+{
+}
+
+void CP25Control::createLDU2()
+{
+}
+
+void CP25Control::createTerminator(const unsigned char* data)
+{
+	assert(data != NULL);
+
+	if (data[3U] != 0x25U)
+		return;
+
+	unsigned char buffer[P25_TERM_FRAME_LENGTH_BYTES + 2U];
+	::memset(buffer, 0x00U, P25_TERMLC_FRAME_LENGTH_BYTES + 2U);
+
+	buffer[0U] = TAG_EOT;
+	buffer[1U] = 0x00U;
+
+	// Add the sync
+	CSync::addP25Sync(buffer + 2U);
+
+	// Add the NID
+	m_nid.encode(buffer + 2U, P25_DUID_TERM);
+
+	// Add busy bits
+	addBusyBits(buffer + 2U, P25_TERM_FRAME_LENGTH_BITS, false, true);
+
+	writeQueueNet(buffer, P25_TERM_FRAME_LENGTH_BYTES + 2U);
+
+	LogMessage("P25, network end of transmission, %.1f seconds, %u%% packet loss, BER: %.1f%%", float(m_netFrames) / 5.56F, (m_netLost * 100U) / m_netFrames, float(m_netErrs * 100U) / float(m_netBits));
+
+	m_display->clearP25();
+	m_netTimeout.stop();
+	m_networkWatchdog.stop();
+	m_netState = RS_NET_IDLE;
+}
+
 bool CP25Control::openFile()
 {
 	if (m_fp != NULL)
diff --git a/P25Control.h b/P25Control.h
index b771f42..c17c836 100644
--- a/P25Control.h
+++ b/P25Control.h
@@ -45,33 +45,35 @@ public:
 	void clock(unsigned int ms);
 
 private:
-	unsigned int  m_nac;
-	CP25Network*  m_network;
-	CDisplay*     m_display;
-	bool          m_duplex;
-	CDMRLookup*   m_lookup;
-	int           m_rssiMultiplier;
-	int           m_rssiOffset;
+	unsigned int   m_nac;
+	CP25Network*   m_network;
+	CDisplay*      m_display;
+	bool           m_duplex;
+	CDMRLookup*    m_lookup;
+	int            m_rssiMultiplier;
+	int            m_rssiOffset;
 	CRingBuffer<unsigned char> m_queue;
-	RPT_RF_STATE  m_rfState;
-	RPT_NET_STATE m_netState;
-	CTimer        m_rfTimeout;
-	CTimer        m_netTimeout;
-	CTimer        m_networkWatchdog;
-	unsigned int  m_rfFrames;
-	unsigned int  m_rfBits;
-	unsigned int  m_rfErrs;
-	unsigned int  m_netFrames;
-	unsigned int  m_netBits;
-	unsigned int  m_netErrs;
-	unsigned int  m_netLost;
-	CP25NID       m_nid;
-	unsigned char m_lastDUID;
-	CP25Audio     m_audio;
-	CP25Data      m_rfData;
-	CP25Data      m_netData;
+	RPT_RF_STATE   m_rfState;
+	RPT_NET_STATE  m_netState;
+	CTimer         m_rfTimeout;
+	CTimer         m_netTimeout;
+	CTimer         m_networkWatchdog;
+	unsigned int   m_rfFrames;
+	unsigned int   m_rfBits;
+	unsigned int   m_rfErrs;
+	unsigned int   m_netFrames;
+	unsigned int   m_netBits;
+	unsigned int   m_netErrs;
+	unsigned int   m_netLost;
+	CP25NID        m_nid;
+	unsigned char  m_lastDUID;
+	CP25Audio      m_audio;
+	CP25Data       m_rfData;
+	CP25Data       m_netData;
 	CP25LowSpeedData m_lsd;
-	FILE*         m_fp;
+	unsigned char* m_netLDU1;
+	unsigned char* m_netLDU2;
+	FILE*          m_fp;
 
 	void writeQueueRF(const unsigned char* data, unsigned int length);
 	void writeQueueNet(const unsigned char* data, unsigned int length);
@@ -80,6 +82,11 @@ private:
 
 	void addBusyBits(unsigned char* data, unsigned int length, bool b1, bool b2);
 
+	void createHeader();
+	void createLDU1();
+	void createLDU2();
+	void createTerminator(const unsigned char* data);
+
 	bool openFile();
 	bool writeFile(const unsigned char* data, unsigned char length);
 	void closeFile();
diff --git a/P25LowSpeedData.cpp b/P25LowSpeedData.cpp
index 0ea810b..cb8e401 100644
--- a/P25LowSpeedData.cpp
+++ b/P25LowSpeedData.cpp
@@ -22,6 +22,24 @@
 #include <cstdio>
 #include <cassert>
 
+const unsigned char CCS_PARITY[] = {
+	0x00U, 0x39U, 0x72U, 0x4BU, 0xE4U, 0xDDU, 0x96U, 0xAFU, 0xF1U, 0xC8U, 0x83U, 0xBAU, 0x15U, 0x2CU, 0x67U, 0x5EU,
+	0xDBU, 0xE2U, 0xA9U, 0x90U, 0x3FU, 0x06U, 0x4DU, 0x74U, 0x2AU, 0x13U, 0x58U, 0x61U, 0xCEU, 0xF7U, 0xBCU, 0x85U,
+	0x8FU, 0xB6U, 0xFDU, 0xC4U, 0x6BU, 0x52U, 0x19U, 0x20U, 0x7EU, 0x47U, 0x0CU, 0x35U, 0x9AU, 0xA3U, 0xE8U, 0xD1U,
+	0x54U, 0x6DU, 0x26U, 0x1FU, 0xB0U, 0x89U, 0xC2U, 0xFBU, 0xA5U, 0x9CU, 0xD7U, 0xEEU, 0x41U, 0x78U, 0x33U, 0x0AU,
+	0x27U, 0x1EU, 0x55U, 0x6CU, 0xC3U, 0xFAU, 0xB1U, 0x88U, 0xD6U, 0xEFU, 0xA4U, 0x9DU, 0x32U, 0x0BU, 0x40U, 0x79U,
+	0xFCU, 0xC5U, 0x8EU, 0xB7U, 0x18U, 0x21U, 0x6AU, 0x53U, 0x0DU, 0x34U, 0x7FU, 0xE9U, 0xD0U, 0x9BU, 0xA2U, 0xA8U,
+	0x91U, 0xDAU, 0xE3U, 0x4CU, 0x75U, 0x3EU, 0x07U, 0x59U, 0x60U, 0x2BU, 0x12U, 0xBDU, 0x84U, 0xCFU, 0xF6U, 0x73U,
+	0x4AU, 0x01U, 0x38U, 0x97U, 0xAEU, 0xE5U, 0xDCU, 0x82U, 0xBBU, 0xF0U, 0xC9U, 0x66U, 0x5FU, 0x14U, 0x2DU, 0x4EU,
+	0x77U, 0x3CU, 0x05U, 0xAAU, 0x93U, 0xD8U, 0xE1U, 0xBFU, 0x86U, 0xCDU, 0xF4U, 0x5BU, 0x62U, 0x29U, 0x10U, 0x95U,
+	0xACU, 0xE7U, 0xDEU, 0x71U, 0x48U, 0x03U, 0x3AU, 0x64U, 0x5DU, 0x16U, 0x2FU, 0x80U, 0xB9U, 0xF2U, 0xCBU, 0xC1U,
+	0xF8U, 0xB3U, 0x8AU, 0x25U, 0x1CU, 0x57U, 0x6EU, 0x30U, 0x09U, 0x42U, 0x7BU, 0xD4U, 0xEDU, 0xA6U, 0x9FU, 0x1AU,
+	0x23U, 0x68U, 0x51U, 0xFEU, 0xC7U, 0x8CU, 0xB5U, 0xEBU, 0xD2U, 0x99U, 0xA0U, 0x0FU, 0x36U, 0x7DU, 0x44U, 0x69U,
+	0x50U, 0x1BU, 0x22U, 0x8DU, 0xB4U, 0xFFU, 0xC6U, 0x98U, 0xA1U, 0xEAU, 0xD3U, 0x7CU, 0x45U, 0x0EU, 0x37U, 0xB2U,
+	0x8BU, 0xC0U, 0xF9U, 0x56U, 0x6FU, 0x24U, 0x1DU, 0x43U, 0x7AU, 0x31U, 0x08U, 0xA7U, 0x9EU, 0xD5U, 0xECU, 0xE6U,
+	0xDFU, 0x94U, 0xADU, 0x02U, 0x3BU, 0x70U, 0x49U, 0x17U, 0x2EU, 0x65U, 0x5CU, 0xF3U, 0xCAU, 0x81U, 0xB8U, 0x3DU,
+	0x04U, 0x4FU, 0x76U, 0xD9U, 0xE0U, 0xABU, 0x92U, 0xCCU, 0xF5U, 0xBEU, 0x87U, 0x28U, 0x11U, 0x5AU, 0x63U};
+	
 const unsigned int MAX_CCS_ERRS = 4U;
 
 CP25LowSpeedData::CP25LowSpeedData()
@@ -32,7 +50,7 @@ CP25LowSpeedData::~CP25LowSpeedData()
 {
 }
 
-void CP25LowSpeedData::process(unsigned char* data)
+void CP25LowSpeedData::process(unsigned char* data) const
 {
 	assert(data != NULL);
 
@@ -66,33 +84,7 @@ void CP25LowSpeedData::process(unsigned char* data)
 	}
 }
 
-unsigned char CP25LowSpeedData::encode(unsigned char in)
+unsigned char CP25LowSpeedData::encode(unsigned char in) const
 {
-	unsigned char result = 0x00U;
-
-	if ((in & 0x01U) == 0x01U)
-		result ^= 0x39U;
-
-	if ((in & 0x02U) == 0x02U)
-		result ^= 0x72U;
-
-	if ((in & 0x04U) == 0x04U)
-		result ^= 0xE4U;
-
-	if ((in & 0x08U) == 0x08U)
-		result ^= 0xF1U;
-
-	if ((in & 0x10U) == 0x10U)
-		result ^= 0xDBU;
-
-	if ((in & 0x20U) == 0x20U)
-		result ^= 0x8FU;
-
-	if ((in & 0x40U) == 0x40U)
-		result ^= 0x27U;
-
-	if ((in & 0x80U) == 0x80U)
-		result ^= 0x4EU;
-
-	return result;
+	return CCS_PARITY[in];
 }
diff --git a/P25LowSpeedData.h b/P25LowSpeedData.h
index 3a06742..27fb09a 100644
--- a/P25LowSpeedData.h
+++ b/P25LowSpeedData.h
@@ -24,9 +24,9 @@ public:
 	CP25LowSpeedData();
 	~CP25LowSpeedData();
 
-	void process(unsigned char* data);
+	void process(unsigned char* data) const;
 
-	unsigned char encode(const unsigned char in);
+	unsigned char encode(const unsigned char in) const;
 
 private:
 };