X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2FInterfaceUtil.py;h=ff9ecdede56affeaee38bc454adad827f209f83f;hp=793f908a7a40c32b441cb8d0f11acb89aa1d9cc1;hb=fdb655956844979145ef8cf1c455ee336c41b437;hpb=b2f75ec0f52110c267b90372e657b664417c1f4b

diff --git a/resources/libraries/python/InterfaceUtil.py b/resources/libraries/python/InterfaceUtil.py
index 793f908a7a..ff9ecdede5 100644
--- a/resources/libraries/python/InterfaceUtil.py
+++ b/resources/libraries/python/InterfaceUtil.py
@@ -261,8 +261,14 @@ class InterfaceUtil(object):
          :rtype: list
         """
 
-        sw_if_index = Topology.convert_interface_reference(
-            node, interface, "sw_if_index")
+        try:
+            sw_if_index = Topology.convert_interface_reference(
+                node, interface, "sw_if_index")
+        except RuntimeError:
+            if isinstance(interface, basestring):
+                sw_if_index = InterfaceUtil.get_sw_if_index(node, interface)
+            else:
+                raise
 
         with VatTerminal(node) as vat:
             response = vat.vat_terminal_exec_cmd_from_template(