> Now, when I add an interface to agr0, every other NICs stop to respond.
> I have the on-board hme0 up and running (from where I ssh connect to the
> box) and a pci Sun-Quad where I want to setup agr.
> 
> Here's what I tried:
> # ifconfig agr0 create
> # ifconfig agr0 agrport hme1
> <FREEZE>

i don't know how it can happen.
can you provide "ifconfig -a" from console?
are hme0 and hme1 connected to different switches?

YAMAMOTO Takashi