diff --git a/vimconn_openvim.py b/vimconn_openvim.py
index ee0f960..9d42f9e 100644
--- a/vimconn_openvim.py
+++ b/vimconn_openvim.py
@@ -910,7 +910,7 @@
                         interface={}
                         interface['vim_info']  = yaml.safe_dump(port)
                         interface["mac_address"] = port.get("mac_address")
-                        interface["vim_net_id"] = port["network_id"]
+                        interface["vim_net_id"] = port.get("network_id")
                         interface["vim_interface_id"] = port["id"]
                         interface["ip_address"] = port.get("ip_address")
                         if interface["ip_address"]: