INSTANT MESSAGING

摘要

The invention relates to an instant-messaging system (IM) , which includes messaging devices (11.1 - 11.4) equipped with individuating addresses (IP1 - IP4) , which include a client functionality (IMC1 - IMC4) and data-transmission means (12) for performing instant messaging between the messaging devices, and each of which messaging devices is equipped with messaging capabilities (13.1 - 13.4), which messaging capabilities differ at least partly between the messaging devices, and a server functionality (IMS1 - IMS4) arranged to maintain information on the messaging devices belonging to the instant-messaging system. The server functionality is arranged to maintain information on the messaging capabilities of the messaging devices.