Arnaud, Here is what you have asked for. Matt •[x4linux:~] mmusgrove $ sudo service nut stop [sudo] password for mmusgrove: * Stopping Network UPS Tools [ OK ] •[x4linux:~] mmusgrove $ export USB_DEBUG=3 •[x4linux:~] mmusgrove $ sudo /lib/nut/usbhid-ups -DDDD -a cyberpower Network UPS Tools - Generic HID driver 0.35 (2.6.0) USB communication driver 0.31 0.000000 debug level is '4' 0.001247 upsdrv_initups... 0.290879 Checking device (0764/0501) (007/004) 0.302437 - VendorID: 0764 0.302466 - ProductID: 0501 0.302477 - Manufacturer: CPS 0.302487 - Product: UPS CP1000AVRLCD 0.302496 - Serial Number: unknown 0.302506 - Bus: 007 0.302515 Trying to match device 0.302571 Device matches 0.307441 HID descriptor, method 1: (9 bytes) => 09 21 10 01 21 01 22 83 01 0.307472 i=0, extra[i]=09, extra[i+1]=21 0.307489 HID descriptor, method 2: (9 bytes) => 09 21 10 01 21 01 22 83 01 0.307500 HID descriptor length 387 0.333436 Report Descriptor size = 387 0.333478 Report Descriptor: (387 bytes) => 05 84 09 04 a1 01 09 24 a1 00 85 01 09 fe 0.333504 75 08 95 01 15 00 26 ff 00 b1 22 85 02 09 ff b1 22 85 03 05 85 09 89 b1 22 0.333528 85 04 09 8f b1 22 85 05 09 8b b1 22 85 06 09 2c b1 22 85 07 75 08 95 06 25 0.333551 78 09 83 09 8d 09 8e 09 8c 09 29 09 67 b1 22 85 08 75 08 95 01 65 00 09 66 0.333574 81 a2 09 66 b1 a2 09 68 75 10 27 ff ff 00 00 66 01 10 81 a2 09 68 b1 a2 09 0.333597 2a 26 58 02 81 a2 09 2a b1 a2 85 09 75 08 26 ff 00 05 84 09 40 67 21 d1 f0 0.333621 00 55 06 b1 22 85 0a 09 30 b1 a2 65 00 55 00 09 02 a1 02 85 0b 75 01 95 06 0.333644 25 01 05 85 09 d0 09 44 09 45 09 42 09 46 09 43 81 a2 09 d0 09 44 09 45 09 0.333668 42 09 46 09 43 b1 a2 75 02 95 01 81 01 b1 01 c0 85 0c 05 84 09 5a 75 08 15 0.333691 01 25 03 b1 a2 85 0d 09 fd 15 00 26 ff 00 b1 22 c0 05 84 09 1a a1 00 85 0e 0.333714 05 84 09 40 75 08 67 21 d1 f0 00 55 07 b1 22 85 0f 09 30 b1 a2 85 10 09 53 0.333737 15 5a 25 5a b1 22 09 54 16 8c 00 26 8c 00 b1 22 c0 09 1c a1 00 85 12 09 30 0.333760 15 00 26 ff 00 b1 a2 65 00 55 00 85 13 09 35 b1 a2 85 14 09 58 25 06 b1 a2 0.333783 85 15 09 57 75 10 15 ff 26 ff 7f 35 c4 47 c4 ff 1d 00 66 01 10 b1 a2 85 16 0.333805 09 56 b1 a2 85 17 09 6e 75 01 15 00 25 01 35 00 45 00 65 00 b1 a2 09 65 b1 0.333827 a2 75 06 b1 01 85 18 75 10 09 44 26 c2 01 66 21 d1 55 07 b1 a2 c0 c0 0.333968 Using subdriver: CyberPower HID 0.3 0.333986 Entering libusb_get_report 0.336438 libusb_get_report: No error 0.336501 Can't retrieve Report 01: Operation not permitted 0.336529 Path: UPS.PowerSummary.iProduct, Type: Feature, ReportID: 0x01, Offset: 0, Size: 8 0.336541 Entering libusb_get_report 0.339438 libusb_get_report: No error 0.339476 Can't retrieve Report 02: Operation not permitted 0.339496 Path: UPS.PowerSummary.iSerialNumber, Type: Feature, ReportID: 0x02, Offset: 0, Size: 8 0.339508 Entering libusb_get_report 0.341434 libusb_get_report: No error 0.341469 Can't retrieve Report 03: Operation not permitted 0.341487 Path: UPS.PowerSummary.iDeviceChemistry, Type: Feature, ReportID: 0x03, Offset: 0, Size: 8 0.341499 Entering libusb_get_report 0.343430 libusb_get_report: No error 0.343462 Can't retrieve Report 04: Operation not permitted 0.343479 Path: UPS.PowerSummary.iOEMInformation, Type: Feature, ReportID: 0x04, Offset: 0, Size: 8 0.343491 Entering libusb_get_report 0.345429 libusb_get_report: No error 0.345461 Can't retrieve Report 05: Operation not permitted 0.345479 Path: UPS.PowerSummary.Rechargeable, Type: Feature, ReportID: 0x05, Offset: 0, Size: 8 0.345490 Entering libusb_get_report 0.347429 libusb_get_report: No error 0.347461 Can't retrieve Report 06: Operation not permitted 0.347478 Path: UPS.PowerSummary.CapacityMode, Type: Feature, ReportID: 0x06, Offset: 0, Size: 8 0.347488 Entering libusb_get_report 0.349429 libusb_get_report: No error 0.349461 Can't retrieve Report 07: Operation not permitted 0.349478 Path: UPS.PowerSummary.DesignCapacity, Type: Feature, ReportID: 0x07, Offset: 0, Size: 8 0.349489 Entering libusb_get_report 0.351415 libusb_get_report: No error 0.351451 Can't retrieve Report 07: Operation not permitted 0.351470 Path: UPS.PowerSummary.CapacityGranularity1, Type: Feature, ReportID: 0x07, Offset: 8, Size: 8 0.351482 Entering libusb_get_report 0.353429 libusb_get_report: No error 0.353461 Can't retrieve Report 07: Operation not permitted 0.353479 Path: UPS.PowerSummary.CapacityGranularity2, Type: Feature, ReportID: 0x07, Offset: 16, Size: 8 0.353490 Entering libusb_get_report 0.355429 libusb_get_report: No error 0.355461 Can't retrieve Report 07: Operation not permitted 0.355478 Path: UPS.PowerSummary.WarningCapacityLimit, Type: Feature, ReportID: 0x07, Offset: 24, Size: 8 0.355489 Entering libusb_get_report 0.357428 libusb_get_report: No error 0.357461 Can't retrieve Report 07: Operation not permitted 0.357478 Path: UPS.PowerSummary.RemainingCapacityLimit, Type: Feature, ReportID: 0x07, Offset: 32, Size: 8 0.357489 Entering libusb_get_report 0.359428 libusb_get_report: No error 0.359461 Can't retrieve Report 07: Operation not permitted 0.359478 Path: UPS.PowerSummary.FullChargeCapacity, Type: Feature, ReportID: 0x07, Offset: 40, Size: 8 0.359489 Entering libusb_get_report 0.362431 libusb_get_report: No error 0.362471 Can't retrieve Report 08: Operation not permitted 0.362504 Path: UPS.PowerSummary.RemainingCapacity, Type: Input, ReportID: 0x08, Offset: 0, Size: 8 0.362516 Entering libusb_get_report 0.364420 libusb_get_report: No error 0.364453 Can't retrieve Report 08: Operation not permitted 0.364471 Path: UPS.PowerSummary.RemainingCapacity, Type: Feature, ReportID: 0x08, Offset: 0, Size: 8 0.364482 Entering libusb_get_report 0.367426 libusb_get_report: No error 0.367462 Can't retrieve Report 08: Operation not permitted 0.367480 Path: UPS.PowerSummary.RunTimeToEmpty, Type: Input, ReportID: 0x08, Offset: 8, Size: 16 0.367491 Entering libusb_get_report 0.369432 libusb_get_report: No error 0.369469 Can't retrieve Report 08: Operation not permitted 0.369489 Path: UPS.PowerSummary.RunTimeToEmpty, Type: Feature, ReportID: 0x08, Offset: 8, Size: 16 0.369501 Entering libusb_get_report 0.372409 libusb_get_report: No error 0.372422 Can't retrieve Report 08: Operation not permitted 0.372428 Path: UPS.PowerSummary.RemainingTimeLimit, Type: Input, ReportID: 0x08, Offset: 24, Size: 16 0.372431 Entering libusb_get_report 0.374406 libusb_get_report: No error 0.374417 Can't retrieve Report 08: Operation not permitted 0.374422 Path: UPS.PowerSummary.RemainingTimeLimit, Type: Feature, ReportID: 0x08, Offset: 24, Size: 16 0.374426 Entering libusb_get_report 0.376407 libusb_get_report: No error 0.376419 Can't retrieve Report 09: Operation not permitted 0.376424 Path: UPS.PowerSummary.ConfigVoltage, Type: Feature, ReportID: 0x09, Offset: 0, Size: 8 0.376427 Entering libusb_get_report 0.378405 libusb_get_report: No error 0.378416 Can't retrieve Report 0a: Operation not permitted 0.378421 Path: UPS.PowerSummary.Voltage, Type: Feature, ReportID: 0x0a, Offset: 0, Size: 8 0.378424 Entering libusb_get_report 0.381407 libusb_get_report: No error 0.381420 Can't retrieve Report 0b: Operation not permitted 0.381425 Path: UPS.PowerSummary.PresentStatus.ACPresent, Type: Input, ReportID: 0x0b, Offset: 0, Size: 1 0.381429 Entering libusb_get_report 0.383405 libusb_get_report: No error 0.383416 Can't retrieve Report 0b: Operation not permitted 0.383421 Path: UPS.PowerSummary.PresentStatus.Charging, Type: Input, ReportID: 0x0b, Offset: 1, Size: 1 0.383425 Entering libusb_get_report 0.386400 libusb_get_report: No error 0.386413 Can't retrieve Report 0b: Operation not permitted 0.386418 Path: UPS.PowerSummary.PresentStatus.Discharging, Type: Input, ReportID: 0x0b, Offset: 2, Size: 1 0.386421 Entering libusb_get_report 0.388404 libusb_get_report: No error 0.388415 Can't retrieve Report 0b: Operation not permitted 0.388420 Path: UPS.PowerSummary.PresentStatus.BelowRemainingCapacityLimit, Type: Input, ReportID: 0x0b, Offset: 3, Size: 1 0.388424 Entering libusb_get_report 0.390404 libusb_get_report: No error 0.390415 Can't retrieve Report 0b: Operation not permitted 0.390420 Path: UPS.PowerSummary.PresentStatus.FullyCharged, Type: Input, ReportID: 0x0b, Offset: 4, Size: 1 0.390423 Entering libusb_get_report 0.393437 libusb_get_report: No error 0.393475 Can't retrieve Report 0b: Operation not permitted 0.393493 Path: UPS.PowerSummary.PresentStatus.RemainingTimeLimitExpired, Type: Input, ReportID: 0x0b, Offset: 5, Size: 1 0.393504 Entering libusb_get_report 0.395428 libusb_get_report: No error 0.395460 Can't retrieve Report 0b: Operation not permitted 0.395477 Path: UPS.PowerSummary.PresentStatus.ACPresent, Type: Feature, ReportID: 0x0b, Offset: 0, Size: 1 0.395489 Entering libusb_get_report 0.398432 libusb_get_report: No error 0.398468 Can't retrieve Report 0b: Operation not permitted 0.398485 Path: UPS.PowerSummary.PresentStatus.Charging, Type: Feature, ReportID: 0x0b, Offset: 1, Size: 1 0.398496 Entering libusb_get_report 0.400428 libusb_get_report: No error 0.400460 Can't retrieve Report 0b: Operation not permitted 0.400477 Path: UPS.PowerSummary.PresentStatus.Discharging, Type: Feature, ReportID: 0x0b, Offset: 2, Size: 1 0.400488 Entering libusb_get_report 0.402427 libusb_get_report: No error 0.402459 Can't retrieve Report 0b: Operation not permitted 0.402477 Path: UPS.PowerSummary.PresentStatus.BelowRemainingCapacityLimit, Type: Feature, ReportID: 0x0b, Offset: 3, Size: 1 0.402488 Entering libusb_get_report 0.404434 libusb_get_report: No error 0.404473 Can't retrieve Report 0b: Operation not permitted 0.404492 Path: UPS.PowerSummary.PresentStatus.FullyCharged, Type: Feature, ReportID: 0x0b, Offset: 4, Size: 1 0.404504 Entering libusb_get_report 0.406427 libusb_get_report: No error 0.406466 Can't retrieve Report 0b: Operation not permitted 0.406485 Path: UPS.PowerSummary.PresentStatus.RemainingTimeLimitExpired, Type: Feature, ReportID: 0x0b, Offset: 5, Size: 1 0.406498 Entering libusb_get_report 0.408428 libusb_get_report: No error 0.408460 Can't retrieve Report 0c: Operation not permitted 0.408476 Path: UPS.PowerSummary.AudibleAlarmControl, Type: Feature, ReportID: 0x0c, Offset: 0, Size: 8 0.408488 Entering libusb_get_report 0.410431 libusb_get_report: No error 0.410466 Can't retrieve Report 0d: Operation not permitted 0.410483 Path: UPS.PowerSummary.iManufacturer, Type: Feature, ReportID: 0x0d, Offset: 0, Size: 8 0.410494 Entering libusb_get_report 0.413431 libusb_get_report: No error 0.413464 Can't retrieve Report 0e: Operation not permitted 0.413481 Path: UPS.Input.ConfigVoltage, Type: Feature, ReportID: 0x0e, Offset: 0, Size: 8 0.413492 Entering libusb_get_report 0.416424 libusb_get_report: No error 0.416459 Can't retrieve Report 0f: Operation not permitted 0.416477 Path: UPS.Input.Voltage, Type: Feature, ReportID: 0x0f, Offset: 0, Size: 8 0.416488 Entering libusb_get_report 0.419418 libusb_get_report: No error 0.419451 Can't retrieve Report 10: Operation not permitted 0.419468 Path: UPS.Input.LowVoltageTransfer, Type: Feature, ReportID: 0x10, Offset: 0, Size: 8 0.419480 Entering libusb_get_report 0.421424 libusb_get_report: No error 0.421459 Can't retrieve Report 10: Operation not permitted 0.421476 Path: UPS.Input.HighVoltageTransfer, Type: Feature, ReportID: 0x10, Offset: 8, Size: 8 0.421487 Entering libusb_get_report 0.423418 libusb_get_report: No error 0.423450 Can't retrieve Report 12: Operation not permitted 0.423466 Path: UPS.Output.Voltage, Type: Feature, ReportID: 0x12, Offset: 0, Size: 8 0.423477 Entering libusb_get_report 0.425438 libusb_get_report: No error 0.425476 Can't retrieve Report 13: Operation not permitted 0.425495 Path: UPS.Output.PercentLoad, Type: Feature, ReportID: 0x13, Offset: 0, Size: 8 0.425506 Entering libusb_get_report 0.427431 libusb_get_report: No error 0.427467 Can't retrieve Report 14: Operation not permitted 0.427484 Path: UPS.Output.Test, Type: Feature, ReportID: 0x14, Offset: 0, Size: 8 0.427495 Entering libusb_get_report 0.430427 libusb_get_report: No error 0.430459 Can't retrieve Report 15: Operation not permitted 0.430476 Path: UPS.Output.DelayBeforeShutdown, Type: Feature, ReportID: 0x15, Offset: 0, Size: 16 0.430487 Entering libusb_get_report 0.432431 libusb_get_report: No error 0.432464 Can't retrieve Report 16: Operation not permitted 0.432481 Path: UPS.Output.DelayBeforeStartup, Type: Feature, ReportID: 0x16, Offset: 0, Size: 16 0.432492 Entering libusb_get_report 0.434434 libusb_get_report: No error 0.434471 Can't retrieve Report 17: Operation not permitted 0.434488 Path: UPS.Output.Boost, Type: Feature, ReportID: 0x17, Offset: 0, Size: 1 0.434499 Entering libusb_get_report 0.436431 libusb_get_report: No error 0.436467 Can't retrieve Report 17: Operation not permitted 0.436484 Path: UPS.Output.Overload, Type: Feature, ReportID: 0x17, Offset: 1, Size: 1 0.436495 Entering libusb_get_report 0.439431 libusb_get_report: No error 0.439467 Can't retrieve Report 18: Operation not permitted 0.439483 Path: UPS.Output.ConfigActivePower, Type: Feature, ReportID: 0x18, Offset: 0, Size: 16 0.439546 Report descriptor retrieved (Reportlen = 387) 0.439557 Found HID device 0.439569 Detected a UPS: CPS/UPS CP1000AVRLCD 0.439603 string_to_path: depth = 3 0.439615 Entering libusb_get_report 0.441431 libusb_get_report: No error 0.441465 Can't retrieve Report 03: Operation not permitted 0.441477 Can't initialize data from HID UPS •[x4linux:~] mmusgrove $ dpkg -l '*libusb*' Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad) ||/ Name Version Description +++-==============================================-==============================================-============================================================================================================ un ia32-libusb-0.1-4 (no description available) ii libusb-0.1-4 2:0.1.12-17 userspace USB programming library ii libusb-1.0-0 2:1.0.8-2 userspace USB programming library un libusb0 (no description available) ii libusbmuxd1 1.0.7-1 USB multiplexor daemon for iPhone and iPod Touch devices - library