diff --git a/attic/make-linux.mk b/attic/make-linux.mk
index 53537de8d..6fdfb8a4d 100644
--- a/attic/make-linux.mk
+++ b/attic/make-linux.mk
@@ -322,7 +322,7 @@ manpages:	FORCE
 doc:	manpages
 
 clean: FORCE
-	rm -rf *.a *.so *.o node/*.o controller/*.o osdep/*.o service/*.o ext/http-parser/*.o ext/miniupnpc/*.o ext/libnatpmp/*.o $(CORE_OBJS) $(ONE_OBJS) zerotier-one zerotier-idtool zerotier-cli zerotier-selftest build-* ZeroTierOneInstaller-* *.deb *.rpm .depend debian/files debian/zerotier-one*.debhelper debian/zerotier-one.substvars debian/*.log debian/zerotier-one doc/node_modules ext/misc/*.o debian/.debhelper debian/debhelper-build-stamp
+	rm -rf *.a *.so *.o node/*.o controller/*.o osdep/*.o service/*.o ext/http-parser/*.o ext/miniupnpc/*.o ext/libnatpmp/*.o $(CORE_OBJS) $(ONE_OBJS) zerotier-one zerotier-idtool zerotier-cli zerotier-selftest build-* ZeroTierOneInstaller-* *.deb *.rpm .depend debian/files debian/zerotier-one*.debhelper debian/zerotier-one.substvars debian/*.log debian/zerotier-one doc/node_modules ext/misc/*.o debian/.debhelper debian/debhelper-build-stamp docker/zerotier-one
 
 distclean:	clean
 
@@ -331,6 +331,10 @@ realclean:	distclean
 official:	FORCE
 	make -j4 ZT_OFFICIAL=1 all
 
+docker:	FORCE
+	make clean ; make -j4 one
+	docker build -f docker/Dockerfile .
+
 central-controller:	FORCE
 	make -j4 LDLIBS="-L/usr/pgsql-10/lib/ -lpq -Lext/librabbitmq/centos_x64/lib/ -lrabbitmq" CXXFLAGS="-I/usr/pgsql-10/include -I./ext/librabbitmq/centos_x64/include -fPIC" DEFS="-DZT_CONTROLLER_USE_LIBPQ -DZT_CONTROLLER" ZT_OFFICIAL=1 ZT_USE_X64_ASM_ED25519=1 one
 
diff --git a/debian/changelog b/debian/changelog
index 0bf2307a6..83ae0c1dd 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+zerotier-one (1.4.4) unstable; urgency=medium
+
+  * See https://github.com/zerotier/ZeroTierOne for release notes.
+  * License changed to BSL 1.1
+
+ -- Adam Ierymenko <adam.ierymenko@zerotier.com>  Fri, 23 Aug 2019 01:00:00 -0700
+
 zerotier-one (1.4.2-2) unstable; urgency=medium
 
   * See https://github.com/zerotier/ZeroTierOne for release notes.
diff --git a/debian/control b/debian/control
index 1eb147e09..52f8daea4 100644
--- a/debian/control
+++ b/debian/control
@@ -11,7 +11,7 @@ Homepage: https://www.zerotier.com/
 Package: zerotier-one
 Architecture: any
 Depends:  ${shlibs:Depends}, ${misc:Depends}, iproute2, adduser, libstdc++6
-Homepage: https://www.zerotier.com/
+apt-caHomepage: https://www.zerotier.com/
 Description: ZeroTier network virtualization service
  ZeroTier One lets you join ZeroTier virtual networks and
  have them appear as tun/tap ports on your system. See
diff --git a/debian/copyright b/debian/copyright
index cd728a0d4..493e6a27b 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -4,21 +4,15 @@ Source: https://github.com/zerotier/ZeroTierOne
 
 Files: *
 Copyright: 2011-2016 ZeroTier, Inc.
-License: GPL-3.0+
+License: ZeroTier BSL 1.1
 
-License: GPL-3.0+
- 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 3 of the License, or
- (at your option) any later version.
- .
- This package 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, see <http://www.gnu.org/licenses/>.
- .
- On Debian systems, the complete text of the GNU General
- Public License version 3 can be found in "/usr/share/common-licenses/GPL-3".
+License: ZeroTier BSL 1.1
+ Copyright (c)2019 ZeroTier, Inc.
+
+ Use of this software is governed by the Business Source License included
+ in the LICENSE.TXT file in the project's root directory.
+
+ Change Date: 2023-01-01
+
+ On the date above, in accordance with the Business Source License, use
+ of this software will be governed by version 2.0 of the Apache License.
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 0f0750c62..ae3eed6b6 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -4,11 +4,11 @@ MAINTAINER Adam Ierymekno <adam.ierymenko@zerotier.com>, Grant Limberg <grant.li
 
 RUN yum update -y
 RUN yum install -y https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/pgdg-centos10-10-2.noarch.rpm
-RUN yum install -y bash postgresql10 libpqxx-devel
-
-RUN yum -y install epel-release && yum -y update && yum clean all
-RUN yum -y install clang jemalloc jemalloc-devel
+RUN yum install -y bash postgresql10 libpqxx-devel librabbitmq
+RUN yum clean all
 
+#RUN yum -y install epel-release && yum -y update && yum clean all
+#RUN yum -y install clang jemalloc jemalloc-devel
 
 ADD zerotier-one /usr/local/bin/zerotier-one
 RUN chmod a+x /usr/local/bin/zerotier-one
diff --git a/node/Membership.hpp b/node/Membership.hpp
index 5eddc8f6d..a58f09ca9 100644
--- a/node/Membership.hpp
+++ b/node/Membership.hpp
@@ -184,14 +184,40 @@ private:
 	inline bool _isUnspoofableAddress(const NetworkConfig &nconf,const MAC &m) const { return false; }
 	inline bool _isUnspoofableAddress(const NetworkConfig &nconf,const InetAddress &ip) const
 	{
-		return (
-			(ip.ss_family == AF_INET6)&&
-			(nconf.ndpEmulation())&&
-			(
-				(InetAddress::makeIpv66plane(nconf.networkId,nconf.issuedTo.toInt()).ipsEqual(ip))||
-				(InetAddress::makeIpv6rfc4193(nconf.networkId,nconf.issuedTo.toInt()).ipsEqual(ip))
-			)
-		);
+		if ((ip.isV6())&&(nconf.ndpEmulation())) {
+			const InetAddress sixpl(InetAddress::makeIpv66plane(nconf.networkId,nconf.issuedTo.toInt()));
+			for(int i=0;i<nconf.staticIpCount;++i) {
+				if (nconf.staticIps[i].ipsEqual(sixpl)) {
+					bool prefixMatches = true;
+					for(int j=0;j<5;++j) { // check for match on /40
+						if ((((const struct sockaddr_in6 *)&ip)->sin6_addr.s6_addr)[j] != (((const struct sockaddr_in6 *)&sixpl)->sin6_addr.s6_addr)[j]) {
+							prefixMatches = false;
+							break;
+						}
+					}
+					if (prefixMatches)
+						return true;
+					break;
+				}
+			}
+
+			const InetAddress rfc4193(InetAddress::makeIpv6rfc4193(nconf.networkId,nconf.issuedTo.toInt()));
+			for(int i=0;i<nconf.staticIpCount;++i) {
+				if (nconf.staticIps[i].ipsEqual(rfc4193)) {
+					bool prefixMatches = true;
+					for(int j=0;j<11;++j) { // check for match on /88
+						if ((((const struct sockaddr_in6 *)&ip)->sin6_addr.s6_addr)[j] != (((const struct sockaddr_in6 *)&rfc4193)->sin6_addr.s6_addr)[j]) {
+							prefixMatches = false;
+							break;
+						}
+					}
+					if (prefixMatches)
+						return true;
+					break;
+				}
+			}
+		}
+		return false;
 	}
 
 	// This compares the remote credential's timestamp to the timestamp in our network config
diff --git a/windows/ZeroTierOne/ZeroTierOneService.cpp b/windows/ZeroTierOne/ZeroTierOneService.cpp
index c2d74fa1e..9b274d346 100644
--- a/windows/ZeroTierOne/ZeroTierOneService.cpp
+++ b/windows/ZeroTierOne/ZeroTierOneService.cpp
@@ -13,6 +13,8 @@
 
 #pragma region Includes
 
+#if defined(_WIN32) || defined(_WIN64)
+
 #include <WinSock2.h>
 #include <Windows.h>
 #include <stdio.h>
@@ -150,3 +152,5 @@ void ZeroTierOneService::OnShutdown()
 	// stop thread on system shutdown (if it hasn't happened already)
 	OnStop();
 }
+
+#endif
diff --git a/windows/ZeroTierOne/ZeroTierOneService.h b/windows/ZeroTierOne/ZeroTierOneService.h
index 142dd8afa..dbcd8c6de 100644
--- a/windows/ZeroTierOne/ZeroTierOneService.h
+++ b/windows/ZeroTierOne/ZeroTierOneService.h
@@ -13,6 +13,8 @@
 
 #pragma once
 
+#if defined(_WIN32) || defined(_WIN64)
+
 #include <stdio.h>
 
 #include "ServiceBase.h"
@@ -64,3 +66,5 @@ private:
 	ZeroTier::Mutex _lock;
 	ZeroTier::Thread _thread;
 };
+
+#endif
diff --git a/zerotier-one.spec b/zerotier-one.spec
index 6649e653e..ccec532a6 100644
--- a/zerotier-one.spec
+++ b/zerotier-one.spec
@@ -1,9 +1,9 @@
 Name:           zerotier-one
-Version:        1.4.2
+Version:        1.4.4
 Release:        2%{?dist}
 Summary:        ZeroTier One network virtualization service
 
-License:        GPLv3
+License:        ZeroTier BSL 1.1
 URL:            https://www.zerotier.com
 
 %if 0%{?rhel} >= 7
@@ -145,6 +145,9 @@ esac
 %endif
 
 %changelog
+* Fri Aug 23 2019 Adam Ierymenko <adam.ierymenko@zerotier.com> - 1.4.4-0.1
+- see https://github.com/zerotier/ZeroTierOne for release notes
+
 * Mon Aug 04 2019 Adam Ierymenko <adam.ierymenko@zerotier.com> - 1.4.2-0.1
 - see https://github.com/zerotier/ZeroTierOne for release notes