| 摘要 |
A method of controlling the transmission of call set-up requests by an ATM network switch, comprising: a) sending a predetermined number of requests in a first time period; b) monitoring the number of these requests which are successful; c) in the next time period sending a number of requests which is a predetermined function of the number of successful requests in the preceding time period; and d) repeating steps (b) and (c). The invention also provides an ATM network switch comprising means for receiving call requests from end-users connected thereto, means for generating call requests to be sent to other switches connected to the said switch, means for transmitting the call requests, means for monitoring acceptance messages returned to the switch by other switches in response to the call requests and for determining therefrom the number of successful requests in a predetermined time period, and control means for sending a number of call requests during the next said period which is a predetermined function of the number of successful requests. |
