Oh, I get the answer:Re: lsusb,get error: unable to initialize libusb: -99
but ... if switch to HOST mode, the LAN controller 'Intel Edison RNDIS' disappeared... and ISS eclipse can't connect target again....
This message was posted on behalf of Intel Corporation
It is good to know that you found the answer about your issue.
Regarding the other issue, we noticed that you opened another thread about it: https://communities.intel.com/thread/107234.
So please mark this thread as correct answer. And we're going to reply to you soon in the other thread.