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Nowadays, Voice over IP (VoIP) constitutes a privileged field of service innovation. One benefit of the VoIP technology is that it may be deployed using a centralized or a distributed architecture. One of the most efficient approaches used…

Networking and Internet Architecture · Computer Science 2013-10-23 Amor Lazzez , Ouissem Ben Fredj , Thabet Slimani

A key challenge in censorship-resistant web browsing is being able to direct legitimate users to redirection proxies while preventing censors, posing as insiders, from discovering their addresses and blocking them. We propose a new…

Cryptography and Security · Computer Science 2012-03-12 Qiyan Wang , Xun Gong , Giang T. K. Nguyen , Amir Houmansadr , Nikita Borisov

The Internet topology is of high importance in designing networks and architectures, evaluating performance, and economics. Interconnections between domains (ASes), routers, and points of presence (PoPs), have been measured, analyzed, and…

Networking and Internet Architecture · Computer Science 2017-06-27 Pavlos Sermpezis , George Nomikos , Xenofontas Dimitropoulos

Since the 1990s, the telephone has been the primary mode of communication. However, Voice over Internet Protocol (VoIP), which is a highly straightforward and affordable form of data transfer, is now becoming an important part of daily…

Cryptography and Security · Computer Science 2025-07-30 M. Matsive Ali

Voice over IP (VoIP) is a technology to transport media over IP networks such as the Internet. VoIP has the capability of connecting people over packet switched networks instead of traditional circuit switched networks. Recently, the…

Networking and Internet Architecture · Computer Science 2010-01-14 Manjur S Kolhar , Mosleh M. Abu-Alhaj , Omar Abouabdalla , Tat Chee Wan , Ahmad M. Manasrah

The IPX Network interconnects about 800 Mobile Network Operators (MNOs) worldwide and a range of other service providers (such as cloud and content providers). It forms the core that enables global data roaming while supporting emerging…

Networking and Internet Architecture · Computer Science 2020-07-29 Andra Lutu , Byunjin Jun , Fabian Bustamante , Diego Perino , Marcelo Bagnulo , Carlos Gamboa Bontje

Air-gapped systems are disconnected from the Internet and other networks because they contain or process sensitive data. However, it is known that attackers can use computer speakers to leak data via sound to circumvent the air-gap defense.…

Cryptography and Security · Computer Science 2024-09-10 Mordechai Guri

Services on the public Internet are frequently scanned, then subject to brute-force and denial-of-service attacks. We would like to run such services stealthily, available to friends but hidden from adversaries. In this work, we propose a…

Cryptography and Security · Computer Science 2021-05-31 ASM Rizvi , John Heidemann

Text-to-speech technology has been broadly used to help people with voice disabilities to overcome their difficulties. With text-to-speech, a person types at a keyboard, the text is synthesized, and the sound comes out through the computer…

Computers and Society · Computer Science 2007-05-23 Paulo A. Condado , Fernando G. Lobo

Voice over Internet Protocol (VoIP) is a technology that allows you to make voice calls using a broadband Internet connection instead of a regular (or analog) phone line. Voice over Internet Protocol (VoIP) has led human speech to a new…

Networking and Internet Architecture · Computer Science 2012-05-15 Yusuf Perwej , Firoj Parwej

IP eXchange or IPX is GSMA proposal for IP interconnection model which supports multi services to offer end-to-end QoS, security, interoperability, SLAs through a dedicated connection. There are some possible partnership schemes between IPX…

Networking and Internet Architecture · Computer Science 2014-04-14 David Gunawan , Karno Budiono

Voice communication over internet not be possible without a reliable data network, this was first available when distributed network topologies were used in conjunction with data packets. Early network used single centre node network in…

Networking and Internet Architecture · Computer Science 2010-06-07 Hardeep Singh , Jasvir Singh , M. Mian

Open communication over the Internet poses a serious threat to countries with repressive regimes, leading them to develop and deploy network-based censorship mechanisms within their networks. Existing censorship circumvention systems face…

Cryptography and Security · Computer Science 2015-03-20 Amir Houmansadr , Thomas Riedl , Nikita Borisov , Andrew Singer

VoIP (Voice over Internet Protocol) is a growing technology during last decade. It provides the audio, video streaming facility on successful implementation in the network. However, it provides the text transport facility over the network.…

Networking and Internet Architecture · Computer Science 2012-06-11 Kinjal Shah , Satya Prakash Ghrera , Alok Thaker

Message Passing Interface (MPI) is a foundational programming model for high-performance computing. MPI libraries traditionally employ network interconnects (e.g., Ethernet and InfiniBand) and network protocols (e.g., TCP and RoCE) with…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-12-16 Xi Wang , Bin Ma , Jongryool Kim , Byungil Koh , Hoshik Kim , Dong Li

In previous work (`Network coding meets TCP') we proposed a new protocol that interfaces network coding with TCP by means of a coding layer between TCP and IP. Unlike the usual batch-based coding schemes, the protocol uses a TCP-compatible…

Networking and Internet Architecture · Computer Science 2009-08-12 Jay Kumar Sundararajan , Szymon Jakubczak , Muriel Medard , Michael Mitzenmacher , Joao Barros

Since more than twenty years, Internet evolves as well as users' needs. and the users' needs too. The need of bandwidth growths every day with the new usages. In this context, with megabit per second count. There is a real business behind…

Networking and Internet Architecture · Computer Science 2017-09-29 Rehan Noordally , Xavier Nicolay , Pascal Anelli , Richard Lorion , Tahiry Razafindralambo

When operating a machine, the operator needs to know some spatial relations, like the relative location of the target or the nearest obstacle. Often, sensors are used to derive this spatial information, and visual displays are deployed as…

Human-Computer Interaction · Computer Science 2021-03-01 Tim Ziemer , Nuttawut Nuchprayoon , Holger Schultheis

Internet eXchange Points (IXPs) are Internet hubs that mainly provide the switching infrastructure to interconnect networks and exchange traffic. While the initial goal of IXPs was to bring together networks residing in the same city or…

For undergraduate students of computing, learning to solve complex practical problems in a team is an essential skill for their future careers. This skill is needed in various fields, such as in cybersecurity and IT governance. Tabletop…

Computers and Society · Computer Science 2024-04-18 Valdemar Švábenský , Jan Vykopal , Martin Horák , Martin Hofbauer , Pavel Čeleda
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