Abstract Voice over Internet Protocol (VoIP) has revolutionized communication by offering
costeffective, flexible, and scalable alternatives to traditional telephony. However, its …

IP-PBX have grown considerably in the telecoms and IT industries in recent times due to
their low cost, high customizability, open source and hardware-independent nature. Unlike …

Voice phishing (vishing) uses social engineering, based on people's trust in telephone
services, to trick people into divulging financial data or transferring money to a scammer. In a …

In today's world a number of online blood bank databases are available, however none of
them offers the capability for the direct contact between the donor and the recipient. This is a …

A number of online blood bank databases are available, however none of them offer the
capability for a direct contact between the donor and recipient. This is a major drawback …

oIP–Voice over IP is becoming an important aspect of communication. With invention of high
speed Internet together with mobile phones has made it possible to utilize this highly …

This paper is intended to provide an insight into the theoretical and implementation details of
a speech based Dialog query system over Asterisk PBX server. Asterisk PBX server can be …

A VoIP communication infrastructure may need to serve a substantial number of users with
an acceptable voice quality. This paper investigates the suitability of the Asterisk PBX server …

The ability to transmit and process voice over Internet protocol (VoIP) networks has
important implications for technology users especially by the using Asterisk PBX. Many …

The continuous evolution of mobile networks disrupts the smooth operation of Voice over
Internet Protocol (VoIP). This paper proposes a solution to bridge these network gaps …