diff --git a/src/gui/qt/mainwindow/mainwindowimpl.cpp b/src/gui/qt/mainwindow/mainwindowimpl.cpp
index d05a7454..1b58433d 100755
--- a/src/gui/qt/mainwindow/mainwindowimpl.cpp
+++ b/src/gui/qt/mainwindow/mainwindowimpl.cpp
@@ -758,6 +758,7 @@ void mainWindowImpl::callJoinNetworkGameDialog() {
 			myJoinNetworkGameDialog->lineEdit_ipAddress->text().toUtf8().constData(),
 			myJoinNetworkGameDialog->spinBox_port->value(),
 			myJoinNetworkGameDialog->checkBox_ipv6->isChecked(),
+			myJoinNetworkGameDialog->checkBox_sctp->isChecked(),
 			myJoinNetworkGameDialog->lineEdit_password->text().toUtf8().constData());
 
 		//Dialog mit Statusbalken
diff --git a/src/net/clientcontext.h b/src/net/clientcontext.h
index 762f77cf..83e22fda 100644
--- a/src/net/clientcontext.h
+++ b/src/net/clientcontext.h
@@ -35,6 +35,10 @@ public:
 
 	void SetSocket(SOCKET sockfd);
 
+	int GetProtocol() const
+	{return m_protocol;}
+	void SetProtocol(int protocol)
+	{m_protocol = protocol;}
 	int GetAddrFamily() const
 	{return m_addrFamily;}
 	void SetAddrFamily(int addrFamily)
@@ -65,6 +69,7 @@ public:
 
 private:
 	SOCKET				m_sockfd;
+	int					m_protocol;
 	int					m_addrFamily;
 	std::string			m_serverAddr;
 	unsigned			m_serverPort;
diff --git a/src/net/clientthread.h b/src/net/clientthread.h
index 3d801358..03046fc7 100644
--- a/src/net/clientthread.h
+++ b/src/net/clientthread.h
@@ -48,6 +48,7 @@ public:
 		const std::string &serverAddress,
 		unsigned serverPort,
 		bool ipv6,
+		bool sctp,
 		const std::string &pwd,
 		const std::string &playerName);
 
diff --git a/src/net/common/clientcontext.cpp b/src/net/common/clientcontext.cpp
index 6dea8917..5ebdf5f5 100644
--- a/src/net/common/clientcontext.cpp
+++ b/src/net/common/clientcontext.cpp
@@ -20,7 +20,7 @@
 #include <net/clientcontext.h>
 
 ClientContext::ClientContext()
-: m_sockfd(INVALID_SOCKET), m_addrFamily(AF_INET), m_serverPort(0)
+: m_sockfd(INVALID_SOCKET), m_protocol(0), m_addrFamily(AF_INET), m_serverPort(0)
 {
 	bzero(&m_clientSockaddr, sizeof(m_clientSockaddr));
 }
diff --git a/src/net/common/clientstate.cpp b/src/net/common/clientstate.cpp
index 09ceed73..cfdbe2ca 100644
--- a/src/net/common/clientstate.cpp
+++ b/src/net/common/clientstate.cpp
@@ -69,7 +69,7 @@ ClientStateInit::Process(ClientThread &client)
 //	if (context.GetServerPort() < 1024)
 //		throw ClientException(ERR_SOCK_INVALID_PORT, 0);
 
-	context.SetSocket(socket(context.GetAddrFamily(), SOCK_STREAM, 0));
+	context.SetSocket(socket(context.GetAddrFamily(), SOCK_STREAM, context.GetProtocol()));
 	if (!IS_VALID_SOCKET(context.GetSocket()))
 		throw ClientException(ERR_SOCK_CREATION_FAILED, SOCKET_ERRNO());
 
diff --git a/src/net/common/clientthread.cpp b/src/net/common/clientthread.cpp
index 1888ed75..743df548 100644
--- a/src/net/common/clientthread.cpp
+++ b/src/net/common/clientthread.cpp
@@ -67,7 +67,7 @@ ClientThread::~ClientThread()
 
 void
 ClientThread::Init(
-	const string &serverAddress, unsigned serverPort, bool ipv6, const string &pwd, const string &playerName)
+	const string &serverAddress, unsigned serverPort, bool ipv6, bool sctp, const string &pwd, const string &playerName)
 {
 	if (IsRunning())
 	{
@@ -77,6 +77,7 @@ ClientThread::Init(
 
 	ClientContext &context = GetContext();
 
+	context.SetProtocol(sctp ? SOCKET_IPPROTO_SCTP : 0);
 	context.SetAddrFamily(ipv6 ? AF_INET6 : AF_INET);
 	context.SetServerAddr(serverAddress);
 	context.SetServerPort(serverPort);
diff --git a/src/net/common/servercontext.cpp b/src/net/common/servercontext.cpp
index 612002f6..7044ca67 100644
--- a/src/net/common/servercontext.cpp
+++ b/src/net/common/servercontext.cpp
@@ -20,7 +20,7 @@
 #include <net/servercontext.h>
 
 ServerContext::ServerContext()
-: m_sockfd(INVALID_SOCKET), m_addrFamily(AF_INET), m_serverPort(0)
+: m_sockfd(INVALID_SOCKET), m_protocol(0), m_addrFamily(AF_INET), m_serverPort(0)
 {
 	bzero(&m_serverSockaddr, sizeof(m_serverSockaddr));
 }
diff --git a/src/net/common/serverthread.cpp b/src/net/common/serverthread.cpp
index c91690d7..e400a352 100644
--- a/src/net/common/serverthread.cpp
+++ b/src/net/common/serverthread.cpp
@@ -41,7 +41,7 @@ ServerThread::~ServerThread()
 }
 
 void
-ServerThread::Init(unsigned serverPort, bool ipv6, const std::string &pwd,
+ServerThread::Init(unsigned serverPort, bool ipv6, bool sctp, const std::string &pwd,
 	const GameData &gameData)
 {
 	if (IsRunning())
@@ -49,6 +49,7 @@ ServerThread::Init(unsigned serverPort, bool ipv6, const std::string &pwd,
 
 	ServerContext &context = GetContext();
 
+	context.SetProtocol(sctp ? SOCKET_IPPROTO_SCTP : 0);
 	context.SetAddrFamily(ipv6 ? AF_INET6 : AF_INET);
 	context.SetServerPort(serverPort);
 
@@ -106,7 +107,7 @@ ServerThread::Listen()
 //	if (context.GetServerPort() < 1024)
 //		throw ServerException(ERR_SOCK_INVALID_PORT, 0);
 
-	context.SetSocket(socket(context.GetAddrFamily(), SOCK_STREAM, 0));
+	context.SetSocket(socket(context.GetAddrFamily(), SOCK_STREAM, context.GetProtocol()));
 	if (!IS_VALID_SOCKET(context.GetSocket()))
 		throw ServerException(ERR_SOCK_CREATION_FAILED, SOCKET_ERRNO());
 
diff --git a/src/net/servercontext.h b/src/net/servercontext.h
index 2d9d612b..49a1fa92 100644
--- a/src/net/servercontext.h
+++ b/src/net/servercontext.h
@@ -35,6 +35,10 @@ public:
 
 	void SetSocket(SOCKET sockfd);
 
+	int GetProtocol() const
+	{return m_protocol;}
+	void SetProtocol(int protocol)
+	{m_protocol = protocol;}
 	int GetAddrFamily() const
 	{return m_addrFamily;}
 	void SetAddrFamily(int addrFamily)
@@ -53,6 +57,7 @@ public:
 
 private:
 	SOCKET				m_sockfd;
+	int					m_protocol;
 	int					m_addrFamily;
 	unsigned			m_serverPort;
 	sockaddr_storage	m_serverSockaddr;
diff --git a/src/net/serverthread.h b/src/net/serverthread.h
index 68207a33..7f556bec 100644
--- a/src/net/serverthread.h
+++ b/src/net/serverthread.h
@@ -41,7 +41,7 @@ public:
 	virtual ~ServerThread();
 
 	// Set the parameters.
-	void Init(unsigned serverPort, bool ipv6, const std::string &pwd,
+	void Init(unsigned serverPort, bool ipv6, bool sctp, const std::string &pwd,
 		const GameData &gameData);
 	void StartGame();
 
diff --git a/src/net/socket_helper.h b/src/net/socket_helper.h
index a349d849..a05b390a 100644
--- a/src/net/socket_helper.h
+++ b/src/net/socket_helper.h
@@ -58,6 +58,12 @@ typedef unsigned char			u_char;
 #define IS_VALID_SEND(_s)		((_s) != SOCKET_ERROR)
 #define IS_VALID_SELECT(_s)		((_s) != SOCKET_ERROR)
 
+#ifdef IPPROTO_SCTP
+	#define SOCKET_IPPROTO_SCTP		IPPROTO_SCTP
+#else
+	#define SOCKET_IPPROTO_SCTP		0
+#endif
+
 // All char *s are assumed to be UTF-8.
 
 /**
diff --git a/src/session.cpp b/src/session.cpp
index 0016f4cb..72b34cb9 100755
--- a/src/session.cpp
+++ b/src/session.cpp
@@ -103,7 +103,7 @@ GuiInterface *Session::getGui()
 	return myGui;
 }
 
-void Session::startNetworkClient(const string &serverAddress, unsigned serverPort, bool ipv6, const string &pwd)
+void Session::startNetworkClient(const string &serverAddress, unsigned serverPort, bool ipv6, bool sctp, const string &pwd)
 {
 	if (myNetClient || !myGui)
 	{
@@ -115,6 +115,7 @@ void Session::startNetworkClient(const string &serverAddress, unsigned serverPor
 		serverAddress,
 		serverPort,
 		ipv6,
+		sctp,
 		pwd,
 		myConfig->readConfigString("MyName"));
 	myNetClient->Run();
@@ -132,6 +133,7 @@ void Session::startNetworkClientForLocalServer()
 		"localhost",
 		myConfig->readConfigInt("ServerPort"),
 		myConfig->readConfigInt("ServerUseIpv6") == 1,
+		myConfig->readConfigInt("ServerUseSctp") == 1,
 		myConfig->readConfigString("ServerPassword"),
 		myConfig->readConfigString("MyName"));
 	myNetClient->Run();
@@ -162,6 +164,7 @@ void Session::startNetworkServer(const GameData &gameData)
 	myNetServer->Init(
 		myConfig->readConfigInt("ServerPort"),
 		myConfig->readConfigInt("ServerUseIpv6") == 1,
+		myConfig->readConfigInt("ServerUseSCTP") == 1,
 		myConfig->readConfigString("ServerPassword"),
 		gameData);
 	myNetServer->Run();
diff --git a/src/session.h b/src/session.h
index 04c694b7..e776c207 100755
--- a/src/session.h
+++ b/src/session.h
@@ -46,7 +46,7 @@ public:
 
 	GuiInterface *getGui();
 
-	void startNetworkClient(const std::string &serverAddress, unsigned serverPort, bool ipv6, const std::string &pwd);
+	void startNetworkClient(const std::string &serverAddress, unsigned serverPort, bool ipv6, bool sctp, const std::string &pwd);
 	void startNetworkClientForLocalServer();
 	void terminateNetworkClient();