Index: univention-samba4/debian/univention-samba4.univention-config-registry-variables
===================================================================
--- univention-samba4/debian/univention-samba4.univention-config-registry-variables	(Revision 33475)
+++ univention-samba4/debian/univention-samba4.univention-config-registry-variables	(Arbeitskopie)
@@ -333,3 +333,9 @@
 Description[en]=If enabled before the initial join of univention-samba4, secondary Samba 4 DCs will also be initialized with provision instead of performing a regular Samba domain join. This variable should not be modified manually.
 Type=str
 Categories=service-samba
+
+[samba4/provision/primary]
+Description[de]=Falls vor dem initialen Join von univention-samba4 aktiviert, werden auch sekundäre Samba 4 DCs per Provision installiert statt per Samba domain join. Diese Variable sollte nur in ganz speziellen dokumentierten Fällen gesetzt werden. Im Unterschied zu samba4/provision/secondary wird hier auch Global Catalogue und PDC Rolle gesetzt.
+Description[en]=If enabled before the initial join of univention-samba4, secondary Samba 4 DCs will also be initialized with provision instead of performing a regular Samba domain join. This variable should only be modified in very sepcific documented cases. In contrast to samba4/provision/secondary this als sets the Global Catalogue und PDC roles.
+Type=str
+Categories=service-samba
Index: univention-samba4/96univention-samba4.inst
===================================================================
--- univention-samba4/96univention-samba4.inst	(Revision 33475)
+++ univention-samba4/96univention-samba4.inst	(Arbeitskopie)
@@ -201,7 +201,8 @@
 
 	/etc/init.d/samba4 stop
 
-	if [ -z "$samba4servicedcs" ]; then	## we are the first domainctontroller to provide this service
+	is_ucr_true samba4/provision/primary
+	if [ $? -eq 0 ] || [ -z "$samba4servicedcs" ]; then	## we are the first domainctontroller to provide this service
 
 		if [ $JS_LAST_EXECUTED_VERSION -lt 1 ]; then
 			## Provision Samba4