Usage: sg_stpg   [--active] [--help] [--hex] [--offline] [--optimized] [--raw]
                 [--standby] [--state=S,S...] [--tp=P,P...] [--unavailable]
                 [--verbose] [--version] DEVICE
  where:
    --active|-a        set asymm. access state to active/non-optimized
    --help|-h          print out usage message
    --hex|-H           print out report response in hex, then exit
    --offline|-l|-O    set asymm. access state to offline, takes relative
                       target port id, rather than target port group id
    --optimized|-o     set asymm. access state to active/optimized
    --raw|-r           output report response in binary to stdout, then exit
    --standby|-s       set asymm. access state to standby
    --state=S,S.. |-S S,S...     list of states (values or acronyms)
    --tp=P,P.. |-t P,P...        list of target port group identifiers,
                                 or relative target port identifiers
    --unavailable|-u   set asymm. access state to unavailable
    --verbose|-v       increase verbosity
    --version|-V       print version string and exit

Performs a SCSI SET TARGET PORT GROUPS command