A method providing service continuity of a telecommunication network, wherein a first node of the network receives a service request sent by a client computer to a first service server providing the service, the first service server accessing the network by the first node, the method including: storing a local copy of data packets related to the received service request; starting a server state verification procedure to check an operative state of the first service server; and transmitting the data packets to a second service server if the server state verification procedure detects a failure in the operative state of the first service server, the second service server being configured to act as a backup server for the service to be provided.