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voip
(2498 results)-
Discussion Threads
voip
November 9, 2011 5:50am PST
voip i am new with voip. can u help me how to configure the voip
1 Started by ranjankumar123 | Latest comment by ranjankumar123
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Case Studies
Vodacom Chooses VMware to Deliver Cloud Service
November 4, 2011 12:00am PDT
Vodacom Office in the Cloud is a managed virtual desktop solution which allows customers to rent their hardware, applications, Operating System and Voice Over IP (VOIP). The company looked at a...
Provided by: VMware
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Q&A
Can I use SIP outbound proxy to bypass NAT?
November 1, 2011 2:50am PDT
Can I use SIP outbound proxy to bypass NAT? Guys, I want to make voip call from LAN/softphone to PSTN across ISP network, which block all voip ports. Do you think below network setup can...
8 Started by chinesehkl | Latest comment by alaaabbani
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Whitepapers
An Analysis of VoIP Secure Key Exchange Protocolsagainst Man-in-the-Middle Attack
November 1, 2011 12:00am PDT
This paper presents a brief survey about the existing key exchange protocols namely MIKEY, ZRTP and SDES. The core features of these protocols and their suitability to SIP-VoIP Networks are...
Provided by: International Journal of Computer Applications
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White Papers
Theoretical Analysis of VoIP Transmission Through Different Wireless Access Technologies
November 1, 2011 12:00am PDT
One of the challenges in today's wireless networks is to provide appropriate throughput for data and multimedia application. The physical data rate enhancements can be achieved through new...
Provided by: International Journal of Computer Science Issues
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White Papers
Implementing VoIP Over Fatima Jinnah Women University
November 1, 2011 12:00am PDT
Working people employee the use of technology in such very effective natural ways that permit them to do what they want: they can communicate with anyone as per need, in the time and space that...
Provided by: International Journal of Computer Science Issues
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White Papers
Management of Mobility in the Mobile Wimax
November 1, 2011 12:00am PDT
The main goal of this paper is to improve the QoS in mobile WiMAX, and reduce service interruption in case of delay sensitive traffic during the handover of level 2 of a mobile moving at high...
Provided by: Hunan University
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White Papers
Developing a Security Framework for VoIP Service in IP-Based and Cellular Inter-Network Environment
October 27, 2011 12:00am PDT
The integration of IP-based and Cellular network has lead to increased demand on internet applications. Wi-Fi handsets that are capable of Voice over Internet Protocol (VoIP) services and that can...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
Joint Call and Packet Level Performance Analysis of CAC Strategies for VoIP Traffic in Wireless
October 18, 2011 12:00am PDT
Call Admission Control (CAC) functionality is a critical requirement for guarantee the desired Quality of Service (QoS) for voice calls in IP-based wireless networks. In this paper, three...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
Framework for Modeling Call Holding Time for VoIP Tandem Networks
October 18, 2011 12:00am PDT
In this paper, the authors present a new approach to modeling call holding time of VoIP traffic on tandem networks. Call holding time is a key variable of traffic engineering models, and the...
Provided by: Institute of Electrical and Electronics Engineers
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White Papers
Experimental Assessment of BitTorrent Completion Time in Heterogeneous TCP/uTP Swarms
October 18, 2011 12:00am PDT
BitTorrent, one of the most widespread file sharing P2P applications, recently got rid of TCP by introducing an application-level congestion control protocol named uTP. The aim of this new...
Provided by: Telecom ParisTech
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White Papers
VoIP and Beyond: UC's productivity promise
October 11, 2011 12:00am PDT
Combining voice and data networks is hardly news. Yet, some organizations remain tied to private branch exchange (PBX) systems that are nearing their "sell by" date. As communication technologies...
Provided by: CDW
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White Papers
Unified Messaging
October 11, 2011 12:00am PDT
Today's workers are becoming more mobile and, at the same time, more collaborative. What's more,customers require access to information whenever and wherever they need it, and employees are...
Provided by: CDW
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Discussion Threads
Top three technologies all IT consultants should learn
October 3, 2011 8:18am PDT
Top three technologies all IT consultants should learn article root VoIP can be dangerous Be sure you have this one down. A good colleague of mine once believed he knew IP addressing - he did -...
6 Started by reisen55@... | Latest comment by apacsydney
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Whitepapers
Real Time Analysis of VoIP System Under Pervasive Environment Through Spectral Parameters
October 1, 2011 12:00am PDT
In Voice over Internet Protocol (VoIP) system, the speech signal is degraded when passed through the network layers, since the best effort policy based IP network leads to the network degradations...
Provided by: International Journal of Computer Applications
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White Papers
Voip Call Optimization in Diverse Network Scenarios Using Learning Based State-Space Search Technique
October 1, 2011 12:00am PDT
A VoIP based call has stringent QoS requirements with respect to delay, jitter, loss, MOS and R-Factor. Various QoS mechanisms implemented to satisfy these requirements must be adaptive under...
Provided by: Academy & Industry Research Collaboration Center
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Blog Post
Top three technologies all IT consultants should learn
September 30, 2011 8:31pm PDT
Keep your IT consulting skills relevant by familiarizing yourself with the following three technologies.
6 Latest comment by apacsydney
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Whitepapers
Factors that Affect Conversational Voice Communication Quality (CVCQ) of VoIP Systems
September 30, 2011 12:00am PDT
This paper presents a general method for comparing the conversational quality of voice communication systems over networks with delays. The perceptual evaluation of an interactive conversation...
Provided by: Infomesr
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Whitepapers
Inbound Faxing with Microsoft Exchange 2010 Unified Messaging
September 27, 2011 12:00am PDT
Exchange 2010 Unified Messaging (UM) provides an option for referring fax traffic to a certified fax partner so that inbound faxes can be processed to UM-enabled users. This would allow for faxes...
Provided by: OpenText
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Whitepapers
Implementing Fax over IP in your Organization
September 27, 2011 12:00am PDT
Once voice systems have migrated to VoIP, fax communications are the next logical addition to an IP-based environment. This white paper discusses how fax servers and new FoIP investments fit into...
Provided by: OpenText
