FreeBSD 10 USB3/Vantec NexStar HX4R

Richard L. Houston rhouston at
Mon Apr 28 03:02:38 UTC 2014

> First, the error "Get Max Lun not supported ( USB _ERR_TIMEOUT)"
> is printed. The device does not properly return how many logical
> devices it has, and this is probably due to a timeout issue.

> What does "camcontrol devlist" report?

<HL-DT-ST DVD-RAM GSA-H22N 1.00> at scbus0 target 0 lun 0 (pass0,cd0) 
<WDC WD2500JS-60MHB5 10.02E04> at scbus1 target 0 lun 0 (pass1,ada0) 
<WDC WD20EARX-00PASB0 51.0AB51> at scbus2 target 0 lun 0 (pass2,ada1) 

The two WD disks are not in the enclosure. 

> Maybe it's worth testing if re-attaching the (connected) enclosure
> with the proper camcontrol command works. In few cases, this can
> make "abnormal" USB devices work. See "man camcontrol" for the
> correct invoking parameters.

I’m assuming that the lack of devices been seen negates this step?? 


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