Concerning practical implementation, the VoIP gateways have proven to be the best. Many companies are successfully using the IP telephony thanks to its two main characteristics
Decrease in international and long distance call cost expenditures
Stable communications between company’s offices throughout different cities and counties
ZGroup
Z ITSP empowers people to communicate to and from anywhere at the finest quality price mix. Z ITSP operates around the clock and around the globe creating one of the most advanced marketing and distribution channels to promote communication services and p
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