摘要 |
A system and method for allocating an S-TMSI in a telecommunication system. The System includes a UE operating within a tracking area of a Public Land Mobile Network. A Mobility Management Entity controls allocation of the S-TMSI to the UE. The S-TMSI has a 32-bit structure with a discriminator for discriminating Circuit Switched, CS, services and Packet Switched, PS, services utilized by the UE. The discriminator utilizes the two significant bits to indicate the CS or PS services.
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