Blocking network selection redirection attempts in roaming

Details Blocking network selection redirection attempts in roaming Blocking network selection redirection attempts in roaming

2005-09-15

2009-08-18

Appiah, Charles N (Department: 2617)

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

C455S435100, C455S552100, C455S434000, C455S414200, C455S412100, C455S456500, C455S452100

Reexamination Certificate

active

07577432

ABSTRACT:
An apparatus for blocking of redirection attempts by a home network when a mobile unit roams in a visited network. The apparatus comprises: a detector, configured for detecting a roaming transaction by a mobile unit of a visiting user and a respective redirection attempt of the mobile unit from the visited network by a home network of the visiting user, and further comprising a redirection blocker, associated with the detector and configured for blocking the redirection attempt.

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