where equals the number of currently active connections on this link and equals the number of currently configured connections on this link. This approach is based on the following assumptions:

- The number of configured connections is not necessarily equal
to the number of active connections.
- If connections become active they transport their cells with at least
the agreed mean rate.
- The considerations explained in section 4.2.

The suggested relationships should give indications on choosing reasonable action values. It is necessary to adapt them in concrete production environments. However, this work stresses the usefulness of these values and thereby the urgent need to approximate them.

The following section discusses preliminary implementation experiences.

Wed May 31 09:56:07 MET DST 1995