Index: /nodes/HybridHuub/wleiden.yaml
===================================================================
--- /nodes/HybridHuub/wleiden.yaml	(revision 11537)
+++ /nodes/HybridHuub/wleiden.yaml	(revision 11538)
@@ -20,4 +20,5 @@
 service_proxy_ileiden: True
 service_proxy_normal: True
+service_concentrator: True
 status    : "up"
 
Index: /tools/gformat.py
===================================================================
--- /tools/gformat.py	(revision 11537)
+++ /tools/gformat.py	(revision 11538)
@@ -168,4 +168,5 @@
         'service_accesspoint' : True, 
         'service_incoming_rdr' : False, 
+        'service_concentrator' : False,
         'monitoring_group' : 'wleiden',
       }
@@ -728,7 +729,12 @@
   service_accesspoint="{{ service_accesspoint|yesorno }}"
   service_incoming_rdr="{{ service_incoming_rdr|yesorno }}"
+  service_concentrator="{{ service_concentrator|yesorno }}"
   #
 
-  {% if service_proxy_ileiden %}
+  {% if service_concentrator %}
+    pf_rules="/etc/pf.hybrid-with-concentrator.conf"
+    pf_flags="-D ext_if=$externalif -D ext_if_net=$externalif:network -D masterip=$masterip"
+    pf_flags="$pf_flags -D publicnat=80,443"
+  {% elif service_proxy_ileiden %}
     pf_rules="/etc/pf.hybrid.conf"
     pf_flags="-D ext_if=$externalif -D ext_if_net=$externalif:network -D masterip=$masterip"