[e2e] seeking help recalling a network term

[bmanning@vacation.karoshi.com]

On Tue, Jun 13, 2006 at 03:58:35PM -0700, Joe Touch wrote:
> Hi, all,
> 
> I apologize if this is a simple question:
> 
> I'm trying to recall the name for a network where the number of
> packets/tokens/empty-frames inside the net is a constant, i.e., where
> real data can be put into these units when empty, and emptied at the
> destination, but that the whole net is otherwise just shuffling around
> these 'holes'.
> 
> I'm recalling a term akin to "idempotent" or "isomorphic" - though I
> know both are wrong ;-) Does anyone recall the term for these nets?
> 
> (I recall their being vogue in the late 1980's, but not much after that).
> 
> Thanks,
> 
> Joe
> 

	you mean like the 802.4 and 802.5 specs?

--bill