CPC H04W 8/26 (2013.01) [H04L 12/1407 (2013.01); H04L 61/5007 (2022.05); H04W 36/0011 (2013.01); H04W 48/08 (2013.01); H04L 2101/375 (2022.05)] | 16 Claims |
1. A method of selectively restricting a user to an access point name (APN) related to a static internet protocol (IP) address in a cellular communication network, the method comprising:
identifying a first APN to which all traffic from the user should be routed;
at a policy control rule function (PCRF), checking an indicia related to the APN in a communication from the user, wherein the indicia comprises a first field containing the first APN in a Diameter credit control request received at the PCRF, wherein the PCRF requests a list of features authorized for the user, wherein the list of features identifying each APN authorized for the user according to the feature;
wherein checking the indicia comprises identifying a feature in the list of features that restricts the user to the first APN;
allowing communication with the user responsive to the indicia matching the criteria; and
blocking communication with the user responsive to the indicia not matching the criteria.
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