CPC H04W 4/24 (2013.01) [H04W 8/02 (2013.01); H04W 8/20 (2013.01); H04W 28/04 (2013.01)] | 20 Claims |
1. A method comprising:
receiving, from a charging function (CHF), information corresponding to a subscriber of a network, the information including data indicative of use of the network by the subscriber;
storing the information in an offline account database;
receiving, from a connected function, a request corresponding to the subscriber;
determining that the CHF is unreachable;
based on the request and on determining that the CHF is unreachable, performing at least one of accessing or modifying the information stored in the offline account database;
based on performing at least one of accessing or modifying the information stored in the offline account database, generating a response;
transmitting the response to the connected function;
determining that the CHF has become reachable; and
based on determining that the CHF has become reachable, transmitting, to the CHF, an indication of the information that has been at least one of accessed or modified.
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