o  changes of address

    Number of times the node's address has changed.

 o  changes of id

    Number of times the node's ID has changed.

 o  creation time

    Time at which the entity was created. This time reflects the time
    at which the node was first booted.

 o  idrom check failures

    Number of times an IDROM was checked for consistency and was
    found to be in error.

 o  renames

    Number of times the node has been renamed (see the rename command.