Pete Sharman wrote:
We strongly recommend the desactivation of spanning-tree for cluster network. (as the architecture should not need spt)Yep, as you found out the hard way crossover cables aren't supported. Too many problems that magically disappear when you switch to a switch (if you get what I mean!)
on cisco: int fa0/1 spanning-tree fast
will do it.
Just a little tip, but we had several problems before we found out.
Regards