Electric and Network Installation

• Do I have to NAT my router ports to receive the call on my smartphone?
• Can I connect my EASYKIT Wifi With Netatmo to a wifi repeater?
• Can I share the adsl connection among two or more EASYKIT Wifi With Netatmo?
• Can I connect my Easy Kit Connected to a wifi repeater?
• Do I have to NAT my router ports to receive the call on my smartphone?