Merge "Fix "Centos" to official notation "CentOS"."
diff --git a/playbooks/post.yaml b/playbooks/post.yaml
index 41d3c54..0c5e83b 100644
--- a/playbooks/post.yaml
+++ b/playbooks/post.yaml
@@ -62,6 +62,7 @@
         - conf
         - log
         - localrc
+        - stackenv
         - summary
     # NOTE(andreaf) We need fetch-devstack-log-dir only as long as the base job
     # starts pulling logs for us from {{ ansible_user_dir }}/logs.
diff --git a/tools/worlddump.py b/tools/worlddump.py
index 6fff149..7506082 100755
--- a/tools/worlddump.py
+++ b/tools/worlddump.py
@@ -164,8 +164,7 @@
     _header("Network Dump")
 
     _dump_cmd("brctl show")
-    _dump_cmd("arp -n")
-    ip_cmds = ["addr", "link", "route"]
+    ip_cmds = ["neigh", "addr", "link", "route"]
     for cmd in ip_cmds + ['netns']:
         _dump_cmd("ip %s" % cmd)
     for netns_ in _netns_list():