sm_migrate modes of operation

The sm_migrate has seven command-line options:
  • --old (or -o)
  • --new (or -n)
  • --archive (or -a)
  • --upgrade (or -u)
  • --rollback (or -r)
  • --silent (or -s)
  • --sitemod (or -l)
  • --help (or -h)
    These command-line options can be used in pairs in the command line to achieve eight different modes of operation described below.