Verification method for the verification of a connection request from a roaming mobile entity

摘要

The invention is related to a verification method for the verification of a Connection Request (CR) from a Roaming Mobile Entity (10) requesting connection to a Mobile Network (100). Further, the invention is related to a computer program product being stored on a computer readable medium and to a Mobile Communication Network (100) for communication comprising at least one International Provider Entity (IPE) and multiple local Mobile Management Entities (MME).

主权项

1. Verification method for the verification of a Connection Request (CR) from a Roaming Mobile Entity (10) requesting connection to a Mobile Network (100), comprising the following steps:
Receive the Connection Request (CR) from the Roaming Mobile Entity (10) at a local Mobile Management Entity (MME), Extract at least one Specification Code (20) from the Connection Request (CR) for specifying a Network Code (22) of the Roaming Mobile Entity (10), Identify the Network Code (22) at the Mobile Management Entity (MME) as a excluded Network Code (22), Send the Connection Request (CR) from the local Mobile Management Entity (MME) to an International Provider Entity (IPE), Compare the Network Code (22) of the Roaming Mobile Entity (10) to an Agreement List (30) of international roaming agreements at the International Provider Entity (IPE), Send an International Connection Answer (ICA) from the International Provider Entity (IPE) to the Mobile Management Entity (MME) based on the result of the comparing step comprising allowance or denial of the connection to the Mobile Network (100), Send a Local Connection Answer (LCA) from the Mobile Management Entity (MME) to the Roaming Mobile Entity (10) comprising Allowance or denial of the Connection based on the International Connection Answer (ICA).