fib: Set the GLEAN flag on attached export routes so that the SAS works
correctly.

Type: fix

Signed-off-by: Neale Ranns <neale@graphiant.com>
Change-Id: I4bc2eb394a8f9d01c5a12de2ce963c22209d5439
diff --git a/test/test_neighbor.py b/test/test_neighbor.py
index c34ac1a..b33a70b 100644
--- a/test/test_neighbor.py
+++ b/test/test_neighbor.py
@@ -1811,6 +1811,19 @@
                                 "10.0.1.2",
                                 "10.0.1.128")
 
+        # apply a connected prefix to an interface in a different table
+        VppIpRoute(self, "10.0.1.0", 24,
+                   [VppRoutePath("0.0.0.0",
+                                 self.pg1.sw_if_index)],
+                   table_id=1).add_vpp_config()
+
+        rxs = self.send_and_expect(self.pg3, [p2], self.pg1)
+        for rx in rxs:
+            self.verify_arp_req(rx,
+                                self.pg1.local_mac,
+                                "10.0.1.2",
+                                "10.0.1.128")
+
         # cleanup
         conn3.remove_vpp_config()
         conn2.remove_vpp_config()