| 摘要 |
<p>PURPOSE:To ensure lots of call control memories used for VC communication by acquiring and registering a required call control memory from a call control memory of reserved procedure after each PVC communication request is given from a terminal equipment at once. CONSTITUTION:In applying communication by a packet form terminal equipment, one of call control memories 10a-10n of the reserved procedure is acquired and registered as PVC control memories 9a-9n during communication. Simultaneously, one call control memory is acquired from a pool 8 and registered in call control memories 10a-10n of reserved procedure. In repeating the operation above, lots of PVC requests are made communicated. In this case, when the PVC is communicated, number of call control memories 9a-9n during communication is increased. When the PVC request is decreased conversly, the number of call control memories of the pool 8 is increased.</p> |
