Patent ID: 6895505

Claim:
Method for selecting a password encrypted with a correct software version in a telecommunication system comprising: a source system; a target system; an operation and maintenance network established between the source and the target systems; and an operation and maintenance center connected to the operation and maintenance network, said method comprising the steps of: logging on in the source system by supplying a user identification and a valid password corresponding to it, setting up a remote session connection via the operation and maintenance center to the target system, checking the password for correctness in the source and/or target system by comparing the password with a password stored in the source and/or target system, corresponding to the user identification. wherein the method comprises the steps of: comparing the password encryption software versions in the target system and in the source system with each other; and, if the password encryption software versions in the source and target systems differ from each other; sending a password associated with the user identification in question and consistent with an earlier password encryption software version to the target system.