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- If the user is making a call from a mobile phone with multisim capability, the antenna location described above may not work.
Multisim enabled devices have a primary SIM and a secondary SIM with a different phone number. The user only appreciates that there is one SIM (with a single phone number). - The localization in multisim scenario should be checked.
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3. User calls from BYON device connected to a different wifi than home wifi (eg. starbucks)
In this scenario the user is using the BYON service on a device that does not have a SIM (cannot be located). The user's devices is also connected to a Wifi network other than his home network (Eg: Wifi network of a coffee shop).
This case is the most difficult to solve