Setup: Ubuntu 14.04 instllation for Mitaka http://docs.openstack.org/mitaka/install-guide-ubuntu/keystone-services.html (http://docs.openstack.org/mitaka/inst...) Problem: the following command fails

openstack service create --name keystone --description "OpenStack Identity" identity

Error: unable to establish connection to http //controller:35357/v3/services

Tried with ip address and localhost but same error occurs. Please help