METHOD, SYSTEM AND APPARATUS FOR VERIFYING VALIDITY OF LOCATION INFORMATION IN A PACKET-BASED NETWORK
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Abstract
According to embodiments of the present invention, there are provided a method, system and apparatus for determining validity of location information in a packet-switched network. A method for determining if location information associated with an endpoint in a packet-switched network is valid, the location information having been stored in a memory, comprises obtaining an access device identifier associated with an access device responsible for handling a communication session between the endpoint and the packet-switched network. The access device identifier is then compared with a last known access device identifier associated with the endpoint to enable determining if the location information is valid.
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Citations
129 Claims
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56. A method for determining if location information associated with an endpoint in a packet-switched network is valid, said location information having been stored in a memory, the method comprising:
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obtaining an access device identifier associated with an access device responsible for handling a communication session between said endpoint and said packet-switched network, said access device being a network entity distinct from said endpoint; comparing said access device identifier with a last known access device identifier associated with said endpoint; based on said comparing, determining if said location information is valid. - View Dependent Claims (61, 63, 64, 65, 67, 70, 73, 74, 76, 82, 83, 85, 86, 87, 88, 89, 90, 126, 127, 128, 129)
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100. An apparatus for determining if location information associated with an endpoint in a packet-switched network is valid, said location information having been stored in a memory, the apparatus comprising:
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means for obtaining an access device identifier associated with an access device responsible for handling a communication session between said endpoint and said packet-switched network, said access device being a network entity distinct from said endpoint; means for comparing said access device identifier with a last known access device identifier associated with said endpoint; means for determining if said location information is valid in response to said means for comparing.
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120. A system for determining if location information associated with an endpoint in a packet-switched network is valid, said location information having been stored in a memory, the system comprising:
a network entity operable to; obtain an access device identifier associated with an access device responsible for handling a communication session between said endpoint and said packet-switched network, said access device being a network entity distinct from said endpoint; compare said access device identifier with a last known access device identifier associated with said endpoint; determine if said location information is valid based on the comparison. - View Dependent Claims (122, 123, 124, 125)
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Specification