Hi everybody, Have you seen the following issue? [admin at controller ~]$ neutron ext-list Unable to establish connection to http://controller:9696/v2.0/extensions.json: HTTPConnectionPool(host='controller', port=9696): Max retries exceeded with url: /v2.0/extensions.json (Caused by NewConnectionError('<requests.packages.urllib3.connection.HTTPConnection object at 0x2480990>: Failed to establish a new connection: [Errno 111] Connection refused',)) ========================================= 董 建 华 地址：杭州滨江区南环路3766号新世纪办公楼 邮编：310053 手机：13857132818 总机：0571-28996000 传真：0571-28996001 热线：4006728686 网址：www.ahope.com.cn Email：dongjh at ahope.com.cn -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20161230/7649aac0/attachment.html>