| 摘要 |
The invention relates to a method and arrangement for detecting and/or tracking a non-authorised client station (11, 20) when accessing a host station (10, 21) in a communications network (12), which also comprises connecting devices (13-17, 22-28) in a route between said client station and host station (10, 21), each client station (11, 20), host station (10, 21) and at least some of said connecting devices (13-17, 22-28) being provided with a unique identity, the method comprising the steps of executing a first verification. The method in case of approved said first verification includes further step of route control comprising: retrieving the unique identity of each of said devices in said route, by propagating an identity inquiry, collecting an identity inquiry response message, including the identity of a least each device having a unique identity, comparing each unique identity of each device and/or station included in said response message with a list of approved identities, and rejecting or accepting the access, based on the comparison result. |
