Configurations
of GSM/VoIP networks allow the service providers to avoid the local Wired
Public Switched Network (PSTN) in communication with a GMS mobile handset. As a
result, the high rates charged by telephone companies are avoided.
In a globally challenging environment, we have to be constantly prepared to face any obstacle and overcome adversities. We at VU International have made it our commitment to not just provide a platform for the improvement of people