Alcatel

André Messager

Cao Thanh Phan

Lahcen Bennai

In a system of the type in which for call setup each circuit segment is selected from available circuit segments, at least one circuit segment is permanently reserved on each trunk between nodes needed to set up circuits for particular calls to or from preferred users, and circuit segments are dynamically allocated from the reserved segments for setting up a circuit from the terminal of one user who has a preferred user attribute for particular calls in the event of a call set-up request by one of the users in respect of a call for which he has been granted a preferred user attribute.

Method of providing the facility for some communication network users to have preferential access for particular calls

A broadcasting method which can be used in an X.25 network. To transmit a block of information from a terminal to a broadcast module in the switch to which that terminal is connected, it consists of

Growing community of inventors

Choisy le Roi, France

André Messager