diff --git a/CMakeLists.txt b/CMakeLists.txt
index add188e..0ab3cdb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required (VERSION 3.0)
+cmake_minimum_required (VERSION 3.10)
 project (zt)
 
 # -----------------------------------------------------------------------------
@@ -133,8 +133,8 @@ set (DEBUG_OPTIMIZATION "-O3")
 set (RELEASE_OPTIMIZATION "-O3")
 
 if (BUILDING_WIN)
-	set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
-	set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /EHsc -DNOMINMAX")
+	set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -idirafter ${PROJECT_SOURCE_DIR}/include/mingw-fixes")
+	set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DNOMINMAX -idirafter ${PROJECT_SOURCE_DIR}/include/mingw-fixes")
 else ()
 	set (CMAKE_C_FLAGS
 		"${CMAKE_C_FLAGS} \
@@ -235,7 +235,8 @@ file (GLOB ztcoreSrcGlob
 
 file (GLOB libnatpmpSrcGlob
 	${ZTO_SRC_DIR}/ext/libnatpmp/natpmp.c
-	${ZTO_SRC_DIR}/ext/libnatpmp/getgateway.c)
+	${ZTO_SRC_DIR}/ext/libnatpmp/getgateway.c
+	${ZTO_SRC_DIR}/ext/libnatpmp/wingettimeofday.c)
 
 file (GLOB libminiupnpcSrcGlob
     ${ZTO_SRC_DIR}/ext/miniupnpc/connecthostport.c
@@ -430,7 +431,7 @@ add_library (${STATIC_LIB_NAME} STATIC $<TARGET_OBJECTS:libzt_obj>
 $<TARGET_OBJECTS:zto_obj>
 $<TARGET_OBJECTS:libnatpmp_obj>
 $<TARGET_OBJECTS:miniupnpc_obj>
-$<TARGET_OBJECTS:lwip_obj> ${libztSrcGlob})
+$<TARGET_OBJECTS:lwip_obj>)
 set_target_properties (${STATIC_LIB_NAME} PROPERTIES
     OUTPUT_NAME zt
     LIBRARY_OUTPUT_DIRECTORY ${INTERMEDIATE_LIBRARY_OUTPUT_PATH})
@@ -500,21 +501,3 @@ if (SHOULD_BUILD_TESTS)
 	#add_executable (simple ${PROJ_DIR}/test/simple.cpp)
 	#target_link_libraries(simple ${STATIC_LIB_NAME})
 endif ()
-
-# -----------------------------------------------------------------------------
-# |                                  INSTALL                                  |
-# -----------------------------------------------------------------------------
-
-set (PUBLIC_ZT_HEADERS
-    ${PROJECT_SOURCE_DIR}/include/ZeroTier.h
-    ${PROJECT_SOURCE_DIR}/include/ZeroTierConstants.h)
-
-set_target_properties(${STATIC_LIB_NAME} PROPERTIES PUBLIC_HEADER "${PUBLIC_ZT_HEADERS}")
-install (TARGETS ${STATIC_LIB_NAME}
-        LIBRARY DESTINATION lib
-        ARCHIVE DESTINATION lib
-        PUBLIC_HEADER DESTINATION include
-)
-install (TARGETS ${DYNAMIC_LIB_NAME}
-        LIBRARY DESTINATION lib
-)
diff --git a/include/ZeroTier.h b/include/ZeroTier.h
index a60849b..b15c30d 100644
--- a/include/ZeroTier.h
+++ b/include/ZeroTier.h
@@ -37,7 +37,8 @@
 
 #include <stdint.h>
 
-#ifdef _WIN32
+//#ifdef _WIN32
+#if 0
 	#ifdef ADD_EXPORTS
 		#define ZT_SOCKET_API __declspec(dllexport)
 	#else
@@ -71,6 +72,8 @@ typedef int socklen_t;
 #include <stdint.h>
 #include <WS2tcpip.h>
 #include <Windows.h>
+#else
+#include <sys/socket.h>
 #endif
 
 #if defined(_MSC_VER)
@@ -92,7 +95,7 @@ typedef uint16_t zts_in_port_t;
 typedef uint8_t zts_sa_family_t;
 
 struct zts_in_addr {
-  zts_in_addr_t s_addr;
+  zts_in_addr_t zts_s_addr;
 };
 
 struct zts_in6_addr {
diff --git a/include/mingw-fixes/IPHlpApi.h b/include/mingw-fixes/IPHlpApi.h
new file mode 100644
index 0000000..4d08efd
--- /dev/null
+++ b/include/mingw-fixes/IPHlpApi.h
@@ -0,0 +1 @@
+#include <iphlpapi.h>
diff --git a/include/mingw-fixes/Ifdef.h b/include/mingw-fixes/Ifdef.h
new file mode 100644
index 0000000..5283a4a
--- /dev/null
+++ b/include/mingw-fixes/Ifdef.h
@@ -0,0 +1 @@
+#include <ifdef.h>
diff --git a/include/mingw-fixes/ShlObj.h b/include/mingw-fixes/ShlObj.h
new file mode 100644
index 0000000..5b17afa
--- /dev/null
+++ b/include/mingw-fixes/ShlObj.h
@@ -0,0 +1 @@
+#include <shlobj.h>
diff --git a/include/mingw-fixes/Shlwapi.h b/include/mingw-fixes/Shlwapi.h
new file mode 100644
index 0000000..89b9b63
--- /dev/null
+++ b/include/mingw-fixes/Shlwapi.h
@@ -0,0 +1 @@
+#include <shlwapi.h>
diff --git a/include/mingw-fixes/WS2tcpip.h b/include/mingw-fixes/WS2tcpip.h
new file mode 100644
index 0000000..8fc8783
--- /dev/null
+++ b/include/mingw-fixes/WS2tcpip.h
@@ -0,0 +1 @@
+#include <ws2tcpip.h>
diff --git a/include/mingw-fixes/WinSock2.h b/include/mingw-fixes/WinSock2.h
new file mode 100644
index 0000000..29f4ce7
--- /dev/null
+++ b/include/mingw-fixes/WinSock2.h
@@ -0,0 +1 @@
+#include <winsock2.h>
diff --git a/include/mingw-fixes/Windows.h b/include/mingw-fixes/Windows.h
new file mode 100644
index 0000000..776a87c
--- /dev/null
+++ b/include/mingw-fixes/Windows.h
@@ -0,0 +1 @@
+#include <windows.h>
diff --git a/src/Controls.cpp b/src/Controls.cpp
index c2b8152..d74ef45 100644
--- a/src/Controls.cpp
+++ b/src/Controls.cpp
@@ -34,6 +34,8 @@
 #include <sys/resource.h>
 #endif
 
+#include <thread>
+
 #include "Node.hpp"
 #include "ZeroTierOne.h"
 #include "OSUtils.hpp"
@@ -94,8 +96,8 @@ bool _run_lwip_tcpip = false;
 
 //bool _startupError = false;
 
-pthread_t service_thread;
-pthread_t callback_thread;
+std::thread service_thread;
+std::thread callback_thread;
 
 // Global reference to ZeroTier service
 OneService *service;
@@ -283,22 +285,22 @@ void _api_sleep(int interval_ms)
 
 int _change_nice(int increment)
 {
+#ifndef _WIN32
 	if (increment == 0) {
 		return 0;
 	}
 	int  priority = getpriority(PRIO_PROCESS, 0);
 	return setpriority(PRIO_PROCESS, 0, priority+increment);
+#else
+	return 0;
+#endif
 }
 
 //////////////////////////////////////////////////////////////////////////////
 // Callback thread                                                          //
 //////////////////////////////////////////////////////////////////////////////
 
-#if defined(_WIN32)
-DWORD WINAPI _zts_run_callbacks(LPVOID thread_id)
-#else
-void *_zts_run_callbacks(void *thread_id)
-#endif
+void _zts_run_callbacks()
 {
 	_change_nice(CALLBACK_THREAD_NICENESS);
 #if defined(__APPLE__)
@@ -329,12 +331,8 @@ void *_zts_run_callbacks(void *thread_id)
 //////////////////////////////////////////////////////////////////////////////
 
 // Starts a ZeroTier service in the background
-#if defined(_WIN32)
-DWORD WINAPI _zts_run_service(LPVOID arg)
-#else
-void *_zts_run_service(void *arg)
-#endif
-{	
+void _zts_run_service()
+{
 #if defined(__APPLE__)
 	pthread_setname_np(ZTS_SERVICE_THREAD_NAME);
 #endif
@@ -406,7 +404,6 @@ void *_zts_run_service(void *arg)
 	// TODO: Find a more elegant solution
 	_api_sleep(ZTS_CALLBACK_PROCESSING_INTERVAL*2);
 	_run_callbacks = false;
-	pthread_exit(0);
 }
 
 #ifdef __cplusplus
@@ -564,19 +561,15 @@ int zts_start(
 #if defined(_WIN32)
 	// Initialize WinSock. Used in Phy for loopback pipe
 	WSAStartup(MAKEWORD(2, 2), &wsaData);
-	HANDLE serviceThread = CreateThread(NULL, 0, _zts_run_service, (void*)params, 0, NULL);
-	HANDLE callbackThread = CreateThread(NULL, 0, _zts_run_callbacks, NULL, 0, NULL);
 #endif
-	if ((err = pthread_create(&service_thread, NULL, _zts_run_service, NULL)) != 0) {
-		retval = err;
-	}
-	if ((err = pthread_create(&callback_thread, NULL, _zts_run_callbacks, NULL)) != 0) {
-		retval = err;
-	}
+	service_thread = std::thread(_zts_run_service);
+	callback_thread = std::thread(_zts_run_callbacks);
 #if defined(__linux__)
-	pthread_setname_np(service_thread, ZTS_SERVICE_THREAD_NAME);
-	pthread_setname_np(callback_thread, ZTS_EVENT_CALLBACK_THREAD_NAME);
+	pthread_setname_np(service_thread.native_handle(), ZTS_SERVICE_THREAD_NAME);
+	pthread_setname_np(callback_thread.native_handle(), ZTS_EVENT_CALLBACK_THREAD_NAME);
 #endif
+	service_thread.detach();
+	callback_thread.detach();
 
 	if (retval != ZTS_ERR_OK) {
 		_run_callbacks = false;
diff --git a/src/Controls.hpp b/src/Controls.hpp
index 4b3870e..4a4d4df 100644
--- a/src/Controls.hpp
+++ b/src/Controls.hpp
@@ -77,11 +77,7 @@ extern "C" {
  * @param
  * @return
  */
-#if defined(_WIN32)
-DWORD WINAPI _zts_run_service(LPVOID thread_id);
-#else
-void *_zts_run_service(void *thread_id);
-#endif
+void _zts_run_service();
 
 /**
  * @brief [Should not be called from user application] This function must be surrounded by 
diff --git a/src/Service.cpp b/src/Service.cpp
index ebf8277..492c907 100644
--- a/src/Service.cpp
+++ b/src/Service.cpp
@@ -384,6 +384,7 @@ public:
 				}
 				if (_trialBind(_primaryPort)) {
 					_ports[0] = _primaryPort;
+					break;
 				} else {
 					_primaryPort = 0;
 				}
diff --git a/src/VirtualTap.cpp b/src/VirtualTap.cpp
index a0dd2cb..2563542 100644
--- a/src/VirtualTap.cpp
+++ b/src/VirtualTap.cpp
@@ -74,12 +74,12 @@ VirtualTap::VirtualTap(
 		_mtu(mtu),
 		_nwid(nwid),
 		_unixListenSocket((PhySocket *)0),
-		_phy(this,false,true)
+		_phy(this,false,true),
+		shutdownSignal(false)
 {
 	memset(vtap_full_name, 0, sizeof(vtap_full_name));
 	snprintf(vtap_full_name, sizeof(vtap_full_name), "libzt%llx", (unsigned long long)_nwid);
 	_dev = vtap_full_name;
-	::pipe(_shutdownSignalPipe);
 	// Start virtual tap thread and stack I/O loops
 	_thread = Thread::start(this);
 }
@@ -90,13 +90,15 @@ VirtualTap::~VirtualTap()
 	nd->nwid = _nwid;
 	postEvent(ZTS_EVENT_NETWORK_DOWN, (void*)nd);
 	_run = false;
-	::write(_shutdownSignalPipe[1],"\0",1);
+	{
+		std::unique_lock<std::mutex> lock(shutdownSignalMutex);
+		shutdownSignal = true;
+		shutdownSignalConditionTrue.notify_all();
+	}
 	_phy.whack();
 	lwip_remove_netif(netif);
 	netif = NULL;
 	Thread::join(_thread);
-	::close(_shutdownSignalPipe[0]);
-	::close(_shutdownSignalPipe[1]);
 }
 
 void VirtualTap::lastConfigUpdate(uint64_t lastConfigUpdateTime)
@@ -245,6 +247,11 @@ void VirtualTap::scanMulticastGroups(std::vector<MulticastGroup> &added,
 	std::vector<MulticastGroup> newGroups;
 	Mutex::Lock _l(_multicastGroups_m);
 	// TODO: get multicast subscriptions
+
+	// Hardcoded MAC for IPv6 multicast address
+	// ff0e:a8a9:b611:58ce:0412:fd73:3786:6fb7
+	newGroups.push_back(MulticastGroup(MAC(0x33, 0x33, 0x37, 0x86, 0x6f, 0xb7), 0));
+
 	std::vector<InetAddress> allIps(ips());
 	for (std::vector<InetAddress>::iterator ip(allIps.begin());ip!=allIps.end();++ip)
 		newGroups.push_back(MulticastGroup::deriveMulticastGroupForAddressResolution(*ip));
@@ -271,33 +278,31 @@ void VirtualTap::setMtu(unsigned int mtu)
 void VirtualTap::threadMain()
 	throw()
 {
-	fd_set readfds,nullfds;
 	struct timeval tv;
 	tv.tv_sec = 0;
 	tv.tv_usec = 0;
-	FD_ZERO(&readfds);
-	FD_ZERO(&nullfds);
-	int nfds = (int)std::max(_shutdownSignalPipe[0],0) + 1;
 #if defined(__linux__)
 	pthread_setname_np(pthread_self(), vtap_full_name);
 #endif
 #if defined(__APPLE__)
 	pthread_setname_np(vtap_full_name);
 #endif
-	while (true) {
-		FD_SET(_shutdownSignalPipe[0],&readfds);
-		select(nfds,&readfds,&nullfds,&nullfds,&tv);
-		// writes to shutdown pipe terminate thread
-		if (FD_ISSET(_shutdownSignalPipe[0],&readfds)) {
-			break;
-		}
+	{
+		std::unique_lock<std::mutex> lock(shutdownSignalMutex);
+		while (true) {
+			if(shutdownSignal)
+				break;
+			shutdownSignalConditionTrue.wait(lock);
+			if(shutdownSignal)
+				break;
 #if defined(_WIN32)
-		Sleep(ZTS_TAP_THREAD_POLLING_INTERVAL);
+			Sleep(ZTS_TAP_THREAD_POLLING_INTERVAL);
 #else
-		struct timespec sleepValue = {0};
-		sleepValue.tv_nsec = ZTS_TAP_THREAD_POLLING_INTERVAL * 500000;
-		nanosleep(&sleepValue, NULL);
+			struct timespec sleepValue = {0};
+			sleepValue.tv_nsec = ZTS_TAP_THREAD_POLLING_INTERVAL * 500000;
+			nanosleep(&sleepValue, NULL);
 #endif
+		}
 	}
 }
 
diff --git a/src/VirtualTap.hpp b/src/VirtualTap.hpp
index 1f45469..202023e 100644
--- a/src/VirtualTap.hpp
+++ b/src/VirtualTap.hpp
@@ -37,6 +37,8 @@
 extern int errno;
 #endif
 
+#include <condition_variable>
+
 #include "Phy.hpp"
 #include "Thread.hpp"
 #include "InetAddress.hpp"
@@ -214,7 +216,9 @@ public:
 
 	Thread _thread;
 
-	int _shutdownSignalPipe[2];
+	bool shutdownSignal;
+	std::mutex shutdownSignalMutex;
+	std::condition_variable shutdownSignalConditionTrue;
 
 	std::string _dev; // path to Unix domain socket
 
diff --git a/src/lwipopts.h b/src/lwipopts.h
index 1d6b390..006d824 100644
--- a/src/lwipopts.h
+++ b/src/lwipopts.h
@@ -54,12 +54,13 @@
 #if __ANDROID__
 #define LWIP_DONT_PROVIDE_BYTEORDER_FUNCTIONS 0
 #endif
-#if __ANDROID__
-#define LWIP_PROVIDE_ERRNO              1
-#define SOCKLEN_T_DEFINED
-#elif !defined(_MSC_VER)
-#define LWIP_PROVIDE_ERRNO              1
-#endif
+// #if __ANDROID__
+// #define LWIP_PROVIDE_ERRNO              1
+// #define SOCKLEN_T_DEFINED
+// #elif !defined(_MSC_VER)
+// #define LWIP_PROVIDE_ERRNO              1
+// #endif
+#define LWIP_ERRNO_STDINCLUDE 1
 // Sockets
 #define LWIP_SOCKET                     1
 #define LWIP_COMPAT_SOCKETS             0
@@ -118,7 +119,7 @@
 // tcpip
 #define TCPIP_MBOX_SIZE                 0
 #define LWIP_TCPIP_CORE_LOCKING         1
-#define LWIP_TCPIP_CORE_LOCKING_INPUT   1
+#define LWIP_TCPIP_CORE_LOCKING_INPUT   0
 // netconn
 #define LWIP_NETCONN_FULLDUPLEX         0
 // netif
@@ -968,14 +969,14 @@ happening sooner than they should.
  * LWIP_BROADCAST_PING==1: respond to broadcast pings (default is unicast only)
  */
 #if !defined LWIP_BROADCAST_PING || defined __DOXYGEN__
-#define LWIP_BROADCAST_PING             0
+#define LWIP_BROADCAST_PING             1
 #endif
 
 /**
  * LWIP_MULTICAST_PING==1: respond to multicast pings (default is unicast only)
  */
 #if !defined LWIP_MULTICAST_PING || defined __DOXYGEN__
-#define LWIP_MULTICAST_PING             0
+#define LWIP_MULTICAST_PING             1
 #endif
 /**
  * @}
@@ -1174,7 +1175,7 @@ happening sooner than they should.
  * LWIP_IGMP==1: Turn on IGMP module.
  */
 #if !defined LWIP_IGMP || defined __DOXYGEN__
-#define LWIP_IGMP                       0
+#define LWIP_IGMP                       1
 #endif
 #if !LWIP_IPV4
 #undef LWIP_IGMP
@@ -3176,7 +3177,7 @@ happening sooner than they should.
  * @see debugging_levels
  */
 #if !defined LWIP_DBG_MIN_LEVEL || defined __DOXYGEN__
-#define LWIP_DBG_MIN_LEVEL              LWIP_DBG_LEVEL_ALL
+#define LWIP_DBG_MIN_LEVEL              LWIP_DBG_LEVEL_SEVERE
 #endif
 
 /**