Patent ID: 8929206
Filing Date: 2015-01-06
Classification: H04L,H04W

Abstract:
1. A method of supervising a node in a communication system, the communication system comprising a supervising entity, a node under the supervision of the supervising entity, and a first communication path between the node and the supervising entity, the method comprising the steps of: determining that the node is unable to receive communications sent by the supervising entity via the first communication path; and triggering the node to send a message to the supervising entity to initiate a maintenance procedure, wherein the method proceeds according to an escalation level scheme in which a default escalation level is maintained when the node is able to receive communications sent by the supervising entity via the first communication path, a higher escalation level is set if irregular behavior is determined, and an even higher escalation level is set if there is a determination of fraud or deliberate tampering with the node.