> >I know that SLIP has been run directly on the h/w, but now that you mention
> >it, they guy I know who ran PPP over IR did it on top of a serial port
> >emulation placed on top of the IrDA stack in W95 (IrComm).  And yes the
> >IrDA protocol did handle the data flow.
> 
> Ouch, that's a couple layers too many :-)  How come he didn't simply
> use IrLAN?

It didn't exist at the time. 

-mac