ubuntu@admin-node:~/ceph-cluster$ ssh mon01 "sudo ceph daemon mon.mon01 mon_status"
ceph@mon01's password:
sudo: unable to resolve host mon01
{ "name": "mon01",
  "rank": 0,
  "state": "probing",
  "election_epoch": 1,
  "quorum": [],
  "outside_quorum": [
        "mon01"],
  "extra_probe_peers": [],
  "sync_provider": [],
  "monmap": { "epoch": 4,
      "fsid": "23641b5c-d141-4c0c-a074-3a4d0891108a",
      "modified": "2014-09-05 12:34:13.455354",
      "created": "0.000000",
      "mons": [
            { "rank": 0,
              "name": "mon01",
              "addr": "192.168.10.50:6789\/0"},
            { "rank": 1,
              "name": "mon02",
              "addr": "192.168.10.54:6789\/0"}]}}

ubuntu@admin-node:~/ceph-cluster$ ssh mon02 "sudo ceph daemon mon.mon02 mon_status"
ceph@mon02's password:
sudo: unable to resolve host mon02
{ "name": "mon02",
  "rank": -1,
  "state": "probing",
  "election_epoch": 0,
  "quorum": [],
  "outside_quorum": [],
  "extra_probe_peers": [],
  "sync_provider": [],
  "monmap": { "epoch": 0,
      "fsid": "23641b5c-d141-4c0c-a074-3a4d0891108a",
      "modified": "2014-09-05 07:11:53.543470",
      "created": "0.000000",
      "mons": [
            { "rank": 0,
              "name": "mon01",
              "addr": "192.168.10.50:6789\/0"}]}}

ubuntu@admin-node:~/ceph-cluster$