METHOD OF MANAGING CHAT SERVICES IN A COMMUNICATION SYSTEM AND USER TERMINAL TO PROVIDE CHAT SERVICES

摘要

multi-user services in a communications system. a method for managing conference services in a communications system comprising the following steps: a first user terminal initiates a conference session with a session manager; the first user terminal invites a second user terminal to be part of the conference session, where the second user terminal is associated with a list of blocked users who are unable to communicate with the second user terminal; verifying that a third user terminal invited to attend the conference session by the first user terminal is included in the blocked list; and if the third user terminal is included in the blocked list, create a notification message to notify a second user terminal user that a blocked user is joining the conference session.