X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2FInterfaceUtil.py;h=ff9ecdede56affeaee38bc454adad827f209f83f;hb=2659bfa861fd129b22b4769a9ed402517ef3db44;hp=558e99b4e730c8a7d7188ce7f647011524546f3e;hpb=9aab55627669dd002fed544fc1358760793c77c5;p=csit.git

diff --git a/resources/libraries/python/InterfaceUtil.py b/resources/libraries/python/InterfaceUtil.py
index 558e99b4e7..ff9ecdede5 100644
--- a/resources/libraries/python/InterfaceUtil.py
+++ b/resources/libraries/python/InterfaceUtil.py
@@ -260,7 +260,15 @@ class InterfaceUtil(object):
          Note: A single interface may have multiple IP addresses assigned.
          :rtype: list
         """
-        sw_if_index = InterfaceUtil.get_sw_if_index(node, interface)
+
+        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(