[Nut-upsuser] Tripp Lite is up to no good

Charles Lepple clepple at gmail.com
Wed Feb 8 17:59:13 UTC 2006


On 2/8/06, Kenneth Tindle <ktindle at uky.edu> wrote:
> Unknown protocol (3004) attached to Tripp Lite SMART1050SLT
>
> Uh-oh.  3004 is new.  tripplite_usb only speaks 3003.
>
> Yes, Tripp Lite has a shiny new undocumented protocol, folks.  It is
> probably based on 3003- but who knows?

Two options here:

1) edit source code, replace 3003 with 3004, see what breaks

2) connect up the Windows software, capture some traffic, help debug
the resulting changes to the driver.

In either case, make sure that the equipment plugged into that UPS is
not critical.

It's a sad state of affairs, but that's what appen when the
manufacturers keep their protocols proprietary.

--
- Charles Lepple



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