About internet calls
With the internet call service (network service), you can
make and receive calls over the internet. Internet calls
can be established between computers, between
mobile phones, and between a VoIP device and a
traditional telephone.
To be able to use the service, you must subscribe to the
service, and have a user account.
To make or receive an internet call, you must be in the
service area of a wireless LAN, and connected to an
internet call service.