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voip
(2512 results)-
Whitepapers
Agent Based VoIP Application With Reputation Mechanisms
September 1, 2011 12:00am PDT
In this paper, the authors introduce their new VoIP model the aim of which is to meet the challenges of modern telephony. They present project concepts, details of implementation and their testing...
Provided by: Warsaw University
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White Papers
A Comprehensive Study of Adverse Effect of Malicious Attacks on End-to-End Delay in Mobile Ad-Hoc Networks Carrying Packet Telephony
September 1, 2011 12:00am PDT
Like any other wireless network, mobile ad-hoc networks are highly vulnerable to security threats coming from various intruders. Attacks launched by nodes that are part of the network, have...
Provided by: Kurukshetra University
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White Papers
Convergence without Complexity: Insights and Lessons Learned from the Trenches Strategies/Lessons Learned for Convergence Success.
September 1, 2011 12:00am PDT
The problem with traditional converged networks is that the cost savings generated by a unified infrastructure can quickly be outweighed by the negative business impact of garbled calls, jittery...
Provided by: Alcatel Lucent Enterprise
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White Papers
The New Corporate Network: How Convergence Addresses Businesses' Top Six Networking Challenges
September 1, 2011 12:00am PDT
Enterprises today are faced with significant challenges in delivery of real-time applications, such as video, that increasingly demand more and higher quality bandwidth. To complicate matters,...
Provided by: Alcatel Lucent Enterprise
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White Papers
Enabling Cost Reductions Through Convergence
September 1, 2011 12:00am PDT
Convergence is a necessary step to achieve significant cost savings in an enterprise network. At the same time, enterprises can also make money with their converged infrastructure. This...
Provided by: Alcatel Lucent Enterprise
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Whitepapers
Nemertes Research PilotHouse Awards: IP Telephony
September 1, 2011 12:00am PDT
For the past eight years, independent research firm, Nemertes Research, has surveyed IT professionals for its annual benchmark on IP telephony using notable evaluation criteria. Each year,...
Provided by: ShoreTel
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White Papers
Performance Analysis of MANET (WLAN) Using Different Routing Protocols in Multi Service Environments-An Quantitative Study
August 29, 2011 12:00am PDT
A Mobile Ad-hoc NETwork is a network (MANET) of wireless Mobile Nodes (MNs) that communicate with each other without centralized control or established infrastructure. Routing protocols are...
Provided by: VIT UNIVERSITY
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White Papers
Session-Based Classification of Internet Applications in 3G Wireless Networks
August 25, 2011 12:00am PDT
Accurately classifying and identifying wireless network traffic associated with various applications, such as Web, VoIP, and VoD, is a challenge for both service providers and network operators....
Provided by: Reed Elsevier
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White Papers
Demystifying Configuration Challenges and Trade-Offs in Network-Based ISP Services
August 19, 2011 12:00am PDT
ISPs are increasingly offering a variety of network-based services such as VPN, VPLS, VoIP, Virtual-Wire and DDoS protection. Although both enterprise and residential networks are rapidly adopting...
Provided by: Association for Computing Machinery
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White Papers
Why 2011 Is The Year of video conferencing
August 17, 2011 12:00am PDT
As industry consultants and analysts, we are beginning to see a dramatic shift towards video conferencing and its use. Most of our enterprise clients are beginning to show significant interest and...
Provided by: LifeSize Communications
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White Papers
Defending Embedded Systems With Software Symbiotes
August 9, 2011 12:00am PDT
A large number of embedded devices on the internet, such as routers and VOIP phones, are typically ripe for exploitation. Little to no defensive technology, such as AV scanners or IDS's, are...
Provided by: Columbia University
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Whitepapers
An Optimized Handover Scheme for WIMAX
August 1, 2011 12:00am PDT
WiMAX is a Broadband Wireless Access (BWA) scheme based on IEEE 802.16. This technology aims at providing last mile access to internet and data services. IEEE 802.16d standard provides fixed...
Provided by: International forum of researchers Students and Academician
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Whitepapers
On-Demand Decode and Forward Cooperative MAC for VoIP in Wireless Mesh Networks
July 27, 2011 12:00am PDT
The employment of wireless mesh networking in real life scenarios has attracted substantial research interest in recent years and in this context VoIP has become a ubiquitous application. However,...
Provided by: University of South Florida
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White Papers
Multiple Access Techniques in 4G
July 26, 2011 12:00am PDT
Yet there are several challenges that inhibit the progress of 4G and researchers throughout the world are contributing their ideas to solve these challenges. Fourth Generation is the next...
Provided by: Planetary Scientific Research Center
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Whitepapers
Performance of VoIP in WLANs
July 25, 2011 12:00am PDT
The WLAN is the rapidly growing technology used for communication today. Integration of VoIP is the current area of research that is very lucrative as it would reduce the communication cost to a...
Provided by: International Journal of Engineering Research and Applications (IJERA)
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Whitepapers
Quick Detection of Stealthy SIP Flooding Attacks in VoIP Networks
July 25, 2011 12:00am PDT
Denial of Service (DoS) attacks such as the SIP flooding pose great threats to normal operations of VoIP networks, and can bear various forms to elude detection. In this paper, the authors address...
Provided by: Institute of Electrical & Electronic Engineers
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White Papers
Smartphone Docking Stations and Strongly Converged VoIP Clients for Fixed-Mobile Convergence
July 22, 2011 12:00am PDT
Smartphone docking stations and strongly converged VoIP/Telephony clients are proposed and demonstrated as a new and practical model for fixed-mobile voice and video convergence. Convergence...
Provided by: Verizon Communications
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White Papers
Adaptive Partial-Matching Steganography for Voice Over IP Using Triple M Sequences
July 22, 2011 12:00am PDT
Although steganographic transparency and steganographic bandwidth are believed to be two conflicting objectives in the design of steganographic systems, it is possible and necessary to strike an...
Provided by: Reed Elsevier
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Q&A
Block VoIP packs on layer 2?
July 21, 2011 10:24pm PDT
Block VoIP packs on layer 2? Hi, I how do i block voip packets on a vlan 2 network? The set up is as follows: the customers connects it's office overseas office their office here via E1s. These...
5 Started by fpalio | Latest comment by Manny Nkiwane
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White Papers
A Resource Management Strategy to Support VoIP Across Ad Hoc IEEE 802.11 Networks
July 11, 2011 12:00am PDT
This paper describes the concept of the resource management strategy in ad hoc networks for rescue operations. The presented strategy is a result of the new outlook on the IEEE 802.11 networks...
Provided by: IARIA
