I believe that's exactly what the version ID attribute is intended to provide (there are two other version related attributes defined in the spec as well): https://github.com/openstack/identity-api/blob/master/openstack-identity-api/src/docbkx/common/xsd/token.xsd#L261 Two otherwise identical endpoints may also differ by region, for example. -Dolph On Tue, Dec 4, 2012 at 11:41 AM, jan kontrik <jan.kasius at gmail.com> wrote: > Hi guys, > > Please, could anyone answer following question: > Is 'versionId' required parameter in service's endpoint (service-catalog > contains those endpoints - returned by Identity service = /tokens) ? If no > how can I distinguish between service versions ? > > Thanks for detailed explanation, > Jan > > > > _______________________________________________ > OpenStack-dev mailing list > OpenStack-dev at lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack-dev/attachments/20121204/3eff1c09/attachment.html>