FIELD: radio engineering, communication.
SUBSTANCE: disclosed is a method for communication between two nodes providing online charging functionalities in an IP multimedia subsystem (IMS) network, wherein a first node is configured to operate as a charging triggering function (CTF) and a second node is configured to operate as an online charging service (OCS).
EFFECT: method allows to alleviate drawbacks stemming from low availability of the OCS.
13 cl, 7 dwg
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