required_arg
{"static", required_arg, 's', OPTIONSTRING4},
{"sendtargets", required_arg, 't', OPTIONSTRING4},
{"iSNS", required_arg, 'i', OPTIONSTRING4},
{"headerdigest", required_arg, 'h', OPTIONSTRING6},
{"datadigest", required_arg, 'd', OPTIONSTRING6},
{"login-param", required_arg, 'p', OPTIONSTRING5},
{"authentication", required_arg, 'a', "CHAP|none"},
{"bi-directional-authentication", required_arg, 'B', OPTIONSTRING4},
{"CHAP-name", required_arg, 'H', OPTIONSTRING7},
{"node-name", required_arg, 'N', OPTIONSTRING2},
{"node-alias", required_arg, 'A', OPTIONSTRING3},
{"radius-server", required_arg, 'r', OPTIONVAL4},
{"radius-access", required_arg, 'R', OPTIONSTRING4},
{"configured-sessions", required_arg, 'c', OPTIONSTRING8},
{"tunable-param", required_arg, 'T', OPTIONSTRING9},
{"name", required_arg, 'n', OPTIONSTRING_NAME},
{"dd", required_arg, 'd', OPTIONSTRING_DDNAME},
{"dd-set", required_arg, 's', OPTIONSTRING_DDSETNAME},
{"inqname", required_arg, 'n', OPTIONSTRING_NAME},
{"target-port", required_arg, 't', OPTIONSTRING_TPNAME},
{"autofailback", required_arg, 'a', OPTIONSTRING_ONOFF},
{"autoprobe", required_arg, 'p', OPTIONSTRING_ONOFF},
{"loadbalance", required_arg, 'b', OPTIONSTRING_LBTYPE},
{"initiator-port", required_arg, 'i', OPTIONSTRING_IPORT},
{"logical-unit", required_arg, 'l', OPTIONSTRING_LUNIT},
{"vendor-id", required_arg, 'd', OPTIONSTRING_VALUE},
{"group-name", required_arg, 'g', "group-name"},
{"lu-name", required_arg, 'l', "LU-Name"},
{"lun", required_arg, 'n', "logical-unit-number"},
{"lu-prop", required_arg, 'p', "logical-unit-property=value"},
{"size", required_arg, 's', "size K/M/G/T/P"},
{"target-group", required_arg, 't', "group-name"},
{"host-group", required_arg, 'h', "group-name"},