fib: Glean on NBMA interface points to drop

Type: fix

Signed-off-by: Neale Ranns <nranns@cisco.com>
Change-Id: Iaae7a9e120bbf8168c581b06d3ac0e124b32e0e7
diff --git a/test/test_gre.py b/test/test_gre.py
index d3d12cc..c28c04b 100644
--- a/test/test_gre.py
+++ b/test/test_gre.py
@@ -999,6 +999,9 @@
             gre_if.config_ip4()
             gre_if.generate_remote_hosts(4)
 
+            self.logger.info(self.vapi.cli("sh adj"))
+            self.logger.info(self.vapi.cli("sh ip fib"))
+
             #
             # for-each peer
             #
@@ -1044,6 +1047,9 @@
                                          itf.local_ip4,
                                          gre_if._remote_hosts[ii].ip4)
 
+            gre_if.admin_down()
+            gre_if.unconfig_ip4()
+
 
 if __name__ == '__main__':
     unittest.main(testRunner=VppTestRunner)