From the wireless LAN in Office buildings onto gsm when stepping out of the Office and also through wireless LAN again when sitting on the subway by all of this, it must be determined how to demonstrate:
The wireless LAN in the office building into a system gsm Stepping out of the office and through the wireless LAN when sitting in the subway, all this must be set to indicate how.
The wireless LAN in the office to GSM system when stepped outside the office and through wireless LAN and again when sitting in the subway by all this must be set to indicate.