self._start_sap(self.saps[sap], instance_uuid)
# 5. Deploy E-Line and E_LAN links
- if "virtual_links" in self.nsd:
+ # Attention: Only done if ""forwarding_graphs" section in NSD exists,
+ # even if "forwarding_graphs" are not used directly.
+ if "virtual_links" in self.nsd and "forwarding_graphs" in self.nsd:
vlinks = self.nsd["virtual_links"]
# constituent virtual links are not checked
#fwd_links = self.nsd["forwarding_graphs"][0]["constituent_virtual_links"]