—We consider an Internet telephony system in which the service provider operates a telephone gateway in each servicing city to serve the general public. We propose a packet loss ...
P2P systems inherently have high scalability, robustness and fault tolerance because there is no centralized server and the network self-organizes itself. This is achieved at the ...
In our modern society telephony has developed to an omnipresent service. People are available at anytime and anywhere. Furthermore the Internet has emerged to an important communi...
Rachid El Khayari, Nicolai Kuntze, Andreas U. Schm...
This paper discusses issues of personalization of presence services in the context of Internet Telephony. Such services take into consideration the willingness and ability of a use...
: The strongly discussed EU Data Retention directive 2006/24/EC released in 2006 requires the operators of publicly accessible electronic communication networks to retain traffic a...
Gerald Stampfel, Wilfried N. Gansterer, Martin Ilg...