Are Ceph Firefly (0.80.x) clients compatible with Ceph Hammer (0.94.x) clusters?

Solution Verified - Updated -

Issue

  • Is a Ceph Firefly (0.80.x) client compatible with a cluster on Ceph Hammer (0.94.x) version?

  • Is the Ceph Firefly (0.80.x) librados compatible with a Ceph Hammer (0.94.x) cluster?

  • Is a Ceph Firefly (0.80.x) librados client supported with a Ceph Hammer (0.94.x) cluster?

Environment

  • Red Hat Ceph Storage 1.2.3 (Firefly)

  • Red Hat Ceph Storage 1.3 (Hammer)

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