METHOD AND ARRANGEMENT FOR MAINTAINING SYNCHRONIZATION IN ASSOCIATION WITH RESETTING A COMMUNICATION CONNECTION

摘要

A method and an arrangement are disclosed for resetting a communication connection between a first communication device and a second communication device in a cellular radio system. Firstly, there is detected the need for resetting the communication connection. There is transmitted from the first communication device to the second communication device a first piece of information indicating the need for resetting the communication connection. A resetting procedure is performed at the second communication device, and there is transmitted from the second communication device to the first communication device a second piece of information indicating the completion of the resetting procedure with respect to the second communication device. There is also inserted into a certain piece of information transmitted between the first communication device and the second communication device an indication of an effective number of certain resetting operations associated with a certain detected need for resetting the communication connection.