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voip
(1250 results)-
White Papers
A Taxonomy of Cross Layer Routing Metrics for Wireless Mesh Networks
May 21, 2012 12:00am PDT
Multi-hop, multi-channel, and multi-radio Wireless Mesh Networks (WMNs) are emerging as promising field of wireless technology with self-organizing and self-healing features for internet and real...
Provided by: Springer Science+Business Media
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White Papers
A Lightweight Payment Scheme for Real-Time Services Based on SIP
May 4, 2012 12:00am PDT
In the Session Initiation Protocol (SIP), payments have been proposed as a way for vendors to obtain profit from the services they provide. Payments in SIP have also been proposed for microbilling...
Provided by: Springer Science+Business Media
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White Papers
Secure Communication Using Electronic Identity Cards for Voice over IP Communication, Home Energy Management, and eMobility
April 30, 2012 12:00am PDT
Using communication services is a common part of everyday life in a personal or business context. Communication services include Internet services like voice services, chat service, and web 2.0...
Provided by: IARIA
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White Papers
Analyzing the Effect of Playout Buffer Adjustment on Voice Quality for VoIP Based Social-Network Applications
April 23, 2012 12:00am PDT
Social networks are making the dream of real time group communication a reality. Voice over Internet Protocol (VoIP)based social network applications are becoming popular but are also suffering...
Provided by: Universal Association of Computer and Electronics Engineers
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White Papers
Perceptual Evaluation of Playout Buffer Algorithm for Enhancing Perceived Quality of Voice Transmission Over IP Network
April 1, 2012 12:00am PDT
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...
Provided by: Academy & Industry Research Collaboration Center
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White Papers
Five Top Tips for Choosing a Telecoms Partner for Social Media and Internet Applications
March 9, 2012 12:00am PST
Bringing universal mobile services such as voice, SMS and mobile phone numbers to the web environment is the latest focus of internet and social networking businesses. Facebook provides a...
Provided by: TynTec
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White Papers
Privacy Preserving of VoIP Against Peer-to-Peer Network Attacks and Defense
March 1, 2012 12:00am PST
Peer-to-Peer VoIP (Voice over IP) networks, exemplified by Skype, are becoming increasingly popular due to their significant cost advantage and richer call forwarding features than traditional...
Provided by: gopalax softwares
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White Papers
A SPIT Avoidance Workflow for SIP-Provider
February 23, 2012 12:00am PST
Voice-over-IP (VoIP) replaces traditional telephony network infrastructures in growing numbers. Along with this infrastructure change, SPam over Internet Telephony (SPIT) is likely to spread...
Provided by: IARIA
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White Papers
Performance Evaluation of Delay-Sensitive Services Over the Internet Using Multipath Routing
February 22, 2012 12:00am PST
In recent years, there has been a phenomenal growth in the commercial deployment of delay-sensitive services, such as voice and video services, over the Internet Protocol. Regardless of the...
Provided by: The Second International Conference on Communications and Information Technology
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White Papers
Mobile WiMAX Field Trial Test Through Multimedia Performance Evaluation
February 20, 2012 12:00am PST
IEEE 802.16e is a mobile version of Worldwide Interoperability for Microwave Access (WiMAX) that plays an important role in the evolution towards 4G. In this paper, the authors focus on multimedia...
Provided by: EURASIP
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White Papers
VoIP Solutions Provide Enterprises With Various Benefits
February 15, 2012 12:00am PST
Voice over IP (VoIP) can open the door to Unified Communications for your entire organization. This free white paper delves into the convergence of voice and data into a single network, and how it...
Provided by: AT&T
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White Papers
Guide to Starting Your Own Calling Card Business Share
February 15, 2012 12:00am PST
A Calling Card business is a popular kind of activity in the VoIP sphere. The Calling Card platform allows one to provide subscribers with international or long distance calls via a VoIP network....
Provided by: Speedflow Communications
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White Papers
Controlling Applications by Managing Network Characteristics
February 10, 2012 12:00am PST
Edge network operators have limited tools to control activities on their networks. This paper examines network dissuasion, a new approach to edge network control, based on controlling the...
Provided by: University of California
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White Papers
M2KMIX: Identifying the Type of High Rate Flooding Attacks using a Mixture of Expert Systems
February 1, 2012 12:00am PST
High rate flooding attacks such as SYN flood, UDP flood, and HTTP flood have been posing a perilous threat to Web servers, DNS servers, Mail servers, VoIP servers, etc. These high rate flooding...
Provided by: mecs-press
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White Papers
Cognitive Call Admission Control for VoIP Over IEEE 802.11 Using Bayesian Networks
January 11, 2012 12:00am PST
In this paper, the authors address the problem of provisioning Quality of Service (QoS) to Voice over IP applications in a Wireless LAN scenario based on the IEEE 802.11 standard. They propose the...
Provided by: Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
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White Papers
Modified Secret Sharing Over a Single Path in VoIP With Reliable Data Delivery
January 1, 2012 12:00am PST
Voice over Internet Protocol (VoIP) is a new fancy and up growing technology. A major change in telecommunication industry is VoIP. The transmission of Real time voice data is not as easy as...
Provided by: International Journal of Computer Science Issues
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White Papers
Multiplexing SIP Applications Voice Packets Between SWVG Gateways
January 1, 2012 12:00am PST
SIP applications are expected to dominate the VoIP area in the near future. Unfortunately, the small packet size sending by SIP applications causes packet overhead and network overload. That is,...
Provided by: International Association of Computer Science & Information Technology (IACSIT)
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White Papers
Exploring Attributes for Selecting VoIP Service in Korea
January 1, 2012 12:00am PST
In Korea, the number of VoIP users is expected to rapidly increase after introducing VoIP number portability on October 31, 2008. The total number already gone beyond 2 million, and the number of...
Provided by: International Association of Computer Science & Information Technology (IACSIT)
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White Papers
Security in VoIP Network Using Neural Network and Encryption Techniques
January 1, 2012 12:00am PST
Voice over Internet Protocol is one of the fastest growing applications. Since VoIP networks are very much vulnerable to attacks, providing security in such networks is a matter of great concern....
Provided by: International Association of Computer Science & Information Technology (IACSIT)
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White Papers
Research on IEEE 802.11 Wireless LANs Traffic Characteristics Analysis for Supporting Picture Archiving and Communication System (PACS)
January 1, 2012 12:00am PST
Nowadays, when a health system uses medical imaging or Picture Archiving and Communication System (PACS) medicine and clinical information services such as X-ray, laboratory work, and Medical...
Provided by: International Association of Computer Science & Information Technology (IACSIT)
