33 series - Lawful interception
Lawful interception is the ability of a law enforcement agency to intercept the telecommunications traffic associated with a particular user, in accordance with the relevant national & regional laws and technical regulations.
The diagram shows the two main interfaces that are associated with lawful interception:
The purpose of the administration and mediation functions is to convert information between the HI and the INI, and to handle the fact that there may be multiple interceptions of the same user by different LEAs.
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