The convergence of traditional telecommunications and the Internet is creating new network-based service delivery opportunities for telecommunications companies carriers, service providers, and network equipment providers. Voice over Wireless IP is one of the most exciting new developments emerging within the telephony market. It is set to revolutionize the delivery of mobile voice Services and...

The movement of telemedicine to wireless and Internet Protocol (IP) based applications is imminent in the next few years. This migration from desktop platforms to wireless and mobile configurations will have a significant impact on future healthcare delivery systems and their globalization. Wireless and IP-based telecommunications networks will significantly enhance the current methodologies of...

The quality of the audio in IP telephony is significantly influenced by various factors, such as type of encoder, distance, delay variation, rate and distribution of packet loss, type of error concealment, and others. Hence, the performance of any IP telephony system is highly dependent on understanding the contribution of these factors on audio quality, and their impact on adaptive transport m...

1 1 SUMMARY The sustained rate of technological change in the telecommunications industry has opened up significant windows of opportunities for telecommunications networks operators to develop value-added services and multimedia applications. The growth of the Internet raises the issue of a possible migration from traditional circuit-switched networks designed for basic voice communication tow...

The article analyzes the problems of fraud in modern digital society context social changes caused by both COVID-19 pandemic and current geopolitical situation. authors study detail types financial this area. They pay special attention to fraud: telephone IP-telephony, SMS fraud, phishing, sniffering (message interception), skimming (theft card data), which are associated with emergence cryptoc...

Traditional valuation tools do not adequately support management’s decisions because they ignore the benefits of managers’ flexibility and future opportunities. A new technique for evaluating strategic investment decisions is the real options approach, which is capable of including the value of active management and strategic opportunities under uncertainty. This paper applies real options tech...

The paper considers a secure information transfer protocol for corporate IP-telephony system. In the article are analized advantages and disadvantages of known protocols. A description process establishing connection, sending text messages voice communication in developed is given. Its practical significance expediency use described.

Supporting mobility in real-time applications such as Internet telephony is in demand as mobile Internet becomes prevalent. A simple solution is to use Mobile IP in order to provide transparent handoffs to upper layer applications. However, due in part to the Mobile IP’s limitations such as triangular routing delay and encapsulation overhead, application-layer solutions for mobile Internet tele...

telephony is probably the first important real-time service that must be supported well over an IP network. The use of IP presents a tremendous opportunity for service providers to exploit endpoint intelligence to offer creative new services going far beyond the current telephony service model. However, to support telephony, signaling protocols are needed that allow the service provider to offe...