Nat node for only the GNS3 VM

gns3server/compute/builtin/builtin_node_factory.py

@@ -18,6 +18,7 @@
 
 from ..error import NodeError
 from .nodes.cloud import Cloud
+from .nodes.nat import Nat
 from .nodes.ethernet_hub import EthernetHub
 from .nodes.ethernet_switch import EthernetSwitch
 
@@ -25,6 +26,7 @@ import logging
 log = logging.getLogger(__name__)
 
 BUILTIN_NODES = {'cloud': Cloud,
+                 'nat': Nat,
                  'ethernet_hub': EthernetHub,
                  'ethernet_switch': EthernetSwitch}