diff --git a/opennsa/backends/junoscsd.py b/opennsa/backends/junoscsd.py
index d00b3ed056c31d3877918d8c729703b254a31999..0f3d24296baf517d4b4a99bc3a5524128db0ddf6 100644
--- a/opennsa/backends/junoscsd.py
+++ b/opennsa/backends/junoscsd.py
@@ -171,7 +171,7 @@ def _extractErrorMessage(failure):
 
 class CSDConnectionManager:
 
-    def __init__(self, port_map, space_user, space_password, space_api_url, space_routers, csd_service_def, csd_customer_id, network_name, csd_descriptions):
+    def __init__(self, port_map, space_user, space_password, space_api_url, space_routers, csd_service_def, csd_customer_id, network_name, csd_descriptions, csd_certs_dir):
         self.network_name = network_name
         self.port_map = port_map
         self.space_user=space_user
@@ -181,6 +181,7 @@ class CSDConnectionManager:
         self.csd_service_def = csd_service_def
         self.csd_customer_id = csd_customer_id
         self.csd_descriptions = csd_descriptions
+        self.csd_certs_dir = csd_certs_dir
     
 
     def getResource(self, port, label):
@@ -228,7 +229,7 @@ class CSDConnectionManager:
     def setupLink(self, connection_id, source_target, dest_target, bandwidth):
         payload = createCSDPayload(connection_id, source_target, dest_target, self.csd_service_def, self.csd_customer_id, self.space_routers, self.csd_descriptions)
         headers = self._createHeaders()
-        contextFactory = opennsaTlsContext(config.DEFAULT_CERTIFICATE_DIR, False)
+        contextFactory = opennsaTlsContext(self.csd_certs_dir, False)
 
         def linkUp(data):
             log.msg('Link %s -> %s up' % (source_target, dest_target), system=LOG_SYSTEM)
@@ -250,7 +251,7 @@ class CSDConnectionManager:
         headers["Accept"] = "*/*"
         headers["Authorization"] = self._createAuthzHeader()
         serviceID = None
-        contextFactory = opennsaTlsContext(config.DEFAULT_CERTIFICATE_DIR, False)
+        contextFactory = opennsaTlsContext(self.csd_certs_dir, False)
 
         def linkDown(data):
             log.msg('Link %s -> %s down' % (source_target, dest_target), system=LOG_SYSTEM)
@@ -265,7 +266,7 @@ class CSDConnectionManager:
             headers = {}
             #headers["Content-Type"] = "application/vnd.net.juniper.space.service-management.service-order+xml;version=2;charset=UTF-8"
             headers["Authorization"] = self._createAuthzHeader()
-            contextFactory = opennsaTlsContext(config.DEFAULT_CERTIFICATE_DIR, False)
+            contextFactory = opennsaTlsContext(self.csd_certs_dir, False)
             serviceID = 0
             nsmap={'a': 'services.schema.networkapi.jmp.juniper.net'}
             services = etree.fromstring(data).xpath("/a:Data/a:ServiceResource/a:Service", namespaces=nsmap)
@@ -313,6 +314,7 @@ def JunosCSDBackend(network_name, nrm_ports, parent_requester, cfg):
     csd_service_def = cfg[config.CSD_SERVICE_DEF]
     csd_customer_id = cfg[config.CSD_CUSTOMER_ID]
     csd_descriptions = cfg.get(config.JUNOS_DESCRIPTIONS, "OpenNSA")
+    csd_certs_dir = cfg[config.CSD_CERTS_DIR]
     
 
     space_routers = dict()
@@ -323,10 +325,6 @@ def JunosCSDBackend(network_name, nrm_ports, parent_requester, cfg):
         log.msg("%s" % (junosspace_router))
         space_routers[r] = junosspace_router
 
-    # csd_services_url = str(cfg[config.NCS_SERVICES_URL]) # convert from unicode
-    # user             = cfg[config.NCS_USER]
-    # password         = cfg[config.NCS_PASSWORD]
-
-    cm = CSDConnectionManager(port_map, space_user,space_password,space_api_url,space_routers, csd_service_def, csd_customer_id, network_name, csd_descriptions)
+    cm = CSDConnectionManager(port_map, space_user,space_password,space_api_url,space_routers, csd_service_def, csd_customer_id, network_name, csd_descriptions, csd_certs_dir)
     return genericbackend.GenericBackend(network_name, nrm_map, cm, parent_requester, name)
 
diff --git a/opennsa/config.py b/opennsa/config.py
index d172a298137d76ae375eac848190648d48c92a5d..0cc91431fe6da48b3f58b631b9dc6de24f8f8636 100644
--- a/opennsa/config.py
+++ b/opennsa/config.py
@@ -155,6 +155,7 @@ SPACE_CONFIGLET_ACTIVATE_REMOTE = 'configlet_activate_remote'
 SPACE_CONFIGLET_DEACTIVATE_LOCAL = 'configlet_deactivate_local'
 SPACE_CONFIGLET_DEACTIVATE_REMOTE = 'configlet_deactivate_remote'
 #For Junos SPACE CSD plugin backend
+CSD_CERTS_DIR = 'csd_certs_dir'
 CSD_SERVICE_DEF = 'csd_service_def'
 CSD_CUSTOMER_ID = 'csd_customer_id'