Index: tools/yaml2nag-nano.py
===================================================================
--- tools/yaml2nag-nano.py	(revision 10911)
+++ tools/yaml2nag-nano.py	(revision 10912)
@@ -49,5 +49,5 @@
         ifacedump = datadump[iface]
         try:
-          if not ifacedump['mode'] == 'ap':
+          if not ifacedump['mode'] == 'ap' and is_up(ifacedump):
             ifacedump['use'] = 'host-pnp'
             ifacedump['name'] = "%s-%s" % (host, ifacedump['autogen_ifname'])