> It is related only because the providers choose to do debiting that
> way. The investment is only related to actually what it costs to buy
> and install. What you do have as a dynamic in this is the operations
> and the upgrade of the network and that is volume related. But thats
> not the big investment (just look at Gigasunet). Thus you do not need
> volume based debiting.
To be honest Gigasunet is a poor comparison. You have a relatively
fixed number of users, with only the bandwidth increasing. A commercial
network has variation on both number of customers, statistical
multiplexing and bandwidth.
Academic networks normally make poor models for commercial calculations.
- kurtis -