Comment 2 for bug 1959930

https://logserver.rdoproject.org/56/36256/44/check/periodic-tripleo-ci-centos-8-ovb-3ctlr_1comp-featureset001-network-master/be79af9/logs/undercloud/var/log/containers/stdouts/neutron_api.log.txt.gz

2022-02-03T17:40:15.811635221+00:00 stderr P keystoneauth1.exceptions.discovery.DiscoveryFailure: Could not find versioned identity endpoints when attempting to authenticate. Please check that your auth_url is correct. Unable to establish connection to http://192.168.24.3:5000: HTTPConnectionPool(host='192.168.24.3', port=5000): Max retries exceeded with url: / (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fe96e71e2b0>: Failed to establish a new connection:
2022-02-03T17:40:15.811974520+00:00 stderr F [Errno 111] ECONNREFUSED',))
2022-02-03T17:40:15.811974520+00:00 stderr F Removing descriptor: 15