Question: In the context of Lawful Interception for Immediate Location Provision, what interface is used by the LI LCS Client to initiate a Location Immediate Request (LIR) with the LCS Server/GMLC after receiving authorization?
Option 1: X1_1 interface
Option 2: Le interface
Option 3: HI2 interface
Option 4: X2 interface
Explanation: The correct answer is the Le interface because, after the LI LCS Client receives authorization, it initiates a Location Immediate Request (LIR) with the LCS Server/GMLC over the Le interface, facilitating communication for location services crucial in lawful interception.