It is a type of communication between two ordinary phones, which are connected and voice transmits over telecommunication network.
PanTerra Networks Inc.
PanTerra''''''''s WorldSmart delivers cloud-based unified communications to businesses around the world, integrating business VoIP, web and desktop collaboration, digital fax, instant messaging, presence, mixed medium group conferencing and call center se
Read moreTop countries:
United States 1294
India 440
United Kingdom 425
Canada 348
Bangladesh 338
China 142
Pakistan 134
Australia 133
Spain 123
Russia 114View all countries