diff --git a/a4/ffcab4cae23f1f7b3cc31f1ef922af9582ac2c b/a4/ffcab4cae23f1f7b3cc31f1ef922af9582ac2c
new file mode 100644
index 00000000000..d00b7aadbc5
--- /dev/null
+++ b/a4/ffcab4cae23f1f7b3cc31f1ef922af9582ac2c
@@ -0,0 +1,13 @@
+Code-Review+1: Yushiro FURUKAWA <y.furukawa_2@jp.fujitsu.com>
+Code-Review+1: Nate Johnston <nate.johnston@redhat.com>
+Code-Review+2: Slawek Kaplonski <skaplons@redhat.com>
+Code-Review+1: Hongbin Lu <hongbin.lu@huawei.com>
+Code-Review+2: Miguel Lavalle <miguel.lavalle@huawei.com>
+Workflow+1: Miguel Lavalle <miguel.lavalle@huawei.com>
+Code-Review+1: Brin Zhang <zhangbailin@inspur.com>
+Verified+2: Zuul
+Submitted-by: Zuul
+Submitted-at: Wed, 01 Aug 2018 14:07:59 +0000
+Reviewed-on: https://review.openstack.org/534227
+Project: openstack/neutron
+Branch: refs/heads/master