diff --git a/pyvcloud/vcd/client.py b/pyvcloud/vcd/client.py
index 50c12fc3..c83efbab 100644
--- a/pyvcloud/vcd/client.py
+++ b/pyvcloud/vcd/client.py
@@ -513,6 +513,7 @@ class LogicalNetworkLinkType(Enum):
     BRIDGED = 0
     INDEPENDENT = 1
     DLR_UPLINK = 2
+    UNKNOWN = 3  # Stretched Networks
 
 
 class NetworkAdapterType(Enum):