diff --git a/node/EthernetTap.cpp b/node/EthernetTap.cpp
index 96d2839a3..5ae537a93 100644
--- a/node/EthernetTap.cpp
+++ b/node/EthernetTap.cpp
@@ -981,12 +981,12 @@ EthernetTap::EthernetTap(
 #ifdef _WIN64
 	BOOL is64Bit = TRUE;
 	const char *devcon = "\\devcon_x64.exe";
-	const char *tapDriver = "\\tap-windows\\x64\\ztTap100.inf";
+	const char *tapDriver = "\\tap-windows\\x64\\zttap200.inf";
 #else
 	BOOL is64Bit = FALSE;
 	IsWow64Process(GetCurrentProcess(),&is64Bit);
 	const char *devcon = ((is64Bit == TRUE) ? "\\devcon_x64.exe" : "\\devcon_x86.exe");
-	const char *tapDriver = ((is64Bit == TRUE) ? "\\tap-windows\\x64\\ztTap100.inf" : "\\tap-windows\\x86\\ztTap100.inf");
+	const char *tapDriver = ((is64Bit == TRUE) ? "\\tap-windows\\x64\\zttap200.inf" : "\\tap-windows\\x86\\zttap200.inf");
 #endif
 
 	Mutex::Lock _l(_systemTapInitLock); // only init one tap at a time, process-wide
@@ -1054,7 +1054,7 @@ EthernetTap::EthernetTap(
 		PROCESS_INFORMATION processInfo;
 		memset(&startupInfo,0,sizeof(STARTUPINFOA));
 		memset(&processInfo,0,sizeof(PROCESS_INFORMATION));
-		if (!CreateProcessA(NULL,(LPSTR)(std::string("\"") + _r->homePath + devcon + "\" install \"" + _r->homePath + tapDriver + "\" ztTap100").c_str(),NULL,NULL,FALSE,0,NULL,NULL,&startupInfo,&processInfo)) {
+		if (!CreateProcessA(NULL,(LPSTR)(std::string("\"") + _r->homePath + devcon + "\" install \"" + _r->homePath + tapDriver + "\" zttap200").c_str(),NULL,NULL,FALSE,0,NULL,NULL,&startupInfo,&processInfo)) {
 			RegCloseKey(nwAdapters);
 			throw std::runtime_error(std::string("unable to find or execute devcon at ")+devcon);
 		}
@@ -1133,6 +1133,14 @@ EthernetTap::EthernetTap(
 			throw std::runtime_error("unable to convert instance ID GUID to native GUID (invalid NetCfgInstanceId in registry?)");
 	}
 
+	// Disable DHCP -- this might get changed if/when DHCP is supported
+	HKEY tcpIpInterfaces;
+	if (RegOpenKeyExA(HKEY_LOCAL_MACHINE,"SYSTEM\\CurrentControlSet\\services\\Tcpip\\Parameters\\Interfaces",0,KEY_READ|KEY_WRITE,&tcpIpInterfaces) == ERROR_SUCCESS) {
+		DWORD enable = 0;
+		RegSetKeyValueA(tcpIpInterfaces,_myDeviceInstanceId.c_str(),"EnableDHCP",REG_DWORD,&enable,sizeof(enable));
+		RegCloseKey(tcpIpInterfaces);
+	}
+
 	// Disable and enable interface to ensure registry settings take effect
 	{
 		STARTUPINFOA startupInfo;
@@ -1375,7 +1383,6 @@ bool EthernetTap::updateMulticastGroups(std::set<MulticastGroup> &groups)
 	unsigned char mcastbuf[TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS_OUTPUT_BUF_SIZE];
 	DWORD bytesReturned = 0;
 	if (DeviceIoControl(_tap,TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS,(LPVOID)0,0,(LPVOID)mcastbuf,sizeof(mcastbuf),&bytesReturned,NULL)) {
-		printf("TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS: got %d bytes\n",(int)bytesReturned);
 		MAC mac;
 		DWORD i = 0;
 		while ((i + 6) <= bytesReturned) {
@@ -1385,13 +1392,11 @@ bool EthernetTap::updateMulticastGroups(std::set<MulticastGroup> &groups)
 			mac.data[3] = mcastbuf[i++];
 			mac.data[4] = mcastbuf[i++];
 			mac.data[5] = mcastbuf[i++];
-			if (mac.isMulticast()) { // exclude the nulls that may be returned or any other junk Windows puts in there
+			if (mac.isMulticast()) {
+				// exclude the nulls that may be returned or any other junk Windows puts in there
 				newGroups.insert(MulticastGroup(mac,0));
-				printf("TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS: %s\n",mac.toString().c_str());
 			}
 		}
-	} else {
-		printf("TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS: failed\n");
 	}
 
 	newGroups.insert(_blindWildcardMulticastGroup); // always join this
diff --git a/windows/ZeroTierOne.sln b/windows/ZeroTierOne.sln
index 09d49b1fd..0f2e52d77 100644
--- a/windows/ZeroTierOne.sln
+++ b/windows/ZeroTierOne.sln
@@ -216,8 +216,6 @@ Global
 		{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win7 Release|Win32.Build.0 = Win7 Release|Win32
 		{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win7 Release|Win32.Deploy.0 = Win7 Release|Win32
 		{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win7 Release|x64.ActiveCfg = Win7 Release|x64
-		{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win7 Release|x64.Build.0 = Win7 Release|x64
-		{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win7 Release|x64.Deploy.0 = Win7 Release|x64
 		{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win8 Debug|Any CPU.ActiveCfg = Win8 Debug|Win32
 		{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win8 Debug|Mixed Platforms.ActiveCfg = Win8 Debug|Win32
 		{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win8 Debug|Win32.ActiveCfg = Win8 Debug|Win32
@@ -310,8 +308,6 @@ Global
 		{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win7 Release|Win32.Build.0 = Win7 Release|Win32
 		{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win7 Release|Win32.Deploy.0 = Win7 Release|Win32
 		{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win7 Release|x64.ActiveCfg = Win7 Release|x64
-		{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win7 Release|x64.Build.0 = Win7 Release|x64
-		{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win7 Release|x64.Deploy.0 = Win7 Release|x64
 		{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win8 Debug|Any CPU.ActiveCfg = Win8 Debug|Win32
 		{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win8 Debug|Mixed Platforms.ActiveCfg = Win8 Debug|Win32
 		{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win8 Debug|Win32.ActiveCfg = Win8 Debug|Win32
@@ -406,7 +402,7 @@ Global
 		{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win7 Release|Win32.ActiveCfg = Release|Win32
 		{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win7 Release|Win32.Build.0 = Release|Win32
 		{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win7 Release|Win32.Deploy.0 = Release|Win32
-		{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win7 Release|x64.ActiveCfg = Release|Win32
+		{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win7 Release|x64.ActiveCfg = Release|x64
 		{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win8 Debug|Any CPU.ActiveCfg = Debug|Win32
 		{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win8 Debug|Mixed Platforms.ActiveCfg = Debug|Win32
 		{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win8 Debug|Mixed Platforms.Build.0 = Debug|Win32