SUMMARY: Connecting two hubs

Dave Wreski (tel1dvw@is.ups.com)
Mon, 02 Jun 1997 11:10:41 -0400 (EDT)

Thanks to everyone that replied. I really appreciate all your help; I
know all our time is valuable.. There were just way too many to list
individually.

Thanks again,
Dave Wreski

> Straight Thru (hub <-> computer)
> 1 Tx+ - 1 Tx+
> 2 Tx- - 2 Tx-
> 3 Rx+ - 3 Rx+
> 6 Rx- - 6 Rx-
>
> Crossover (hub to hub)
> 1 Tx+ - 3 Rx+
> 2 Tx- - 6 Rx-
> 3 Rx+ - 1 Tx+
> 6 Rx- - 2 Rx-
>
> (ie, swap pins 1-3, 2-6 on one end (and only one end :-) ) )
>
> Your hub might have a X-labeled port or switch, which does the same
> crossover function internally. Even my 4 year-old SMC had them!