Brief Installation Guide 2.225Caution Be sure to set such provider/SIM card services as call forwarding, callbarring, preferred networks, SMS centre, etc. in your mobile phone beforeinserting the SIM card into 2N® BRI Enterprise / BRI Lite. If two SIM cards are used, make sure that both the SIM cards have oneand the same PIN or PIN code request disable. Having inserted the SIM card, restart 2N® BRI Enterprise / BRI Lite tomake the SIM card log in. Remember to disable the Another call on line service before using theSIM cards!Antenna Connection2N® BRI Enterprise / BRI Lite is equipped with a SMA female antenna connector for allthe GSM/UMTS modules. The external antenna should always be installed vertically ona site with a good wireless signal.