Results 21 to 30 of about 51,627 (217)

A Utility-based QoS Model for Emerging Multimedia Applications [PDF]

open access: yes, 2008
Existing network QoS models do not sufficiently reflect the challenges faced by high-throughput, always-on, inelastic multimedia applications. In this paper, a utility-based QoS model is proposed as a user layer extension to existing communication QoS ...
Garcia, Francisco   +2 more
core   +1 more source

On-line Monitoring of VoIP Quality Using IPFIX

open access: yesAdvances in Electrical and Electronic Engineering, 2014
The main goal of VoIP services is to provide a reliable and high-quality voice transmission over packet networks. In order to prove the quality of VoIP transmission, several approaches were designed.
Petr Matousek, Martin Kmet, Martin Basel
doaj   +1 more source

Flexible QoS Support in DVB-RCS2 [PDF]

open access: yes, 2013
Postprin
Fairhurst, Gorry   +3 more
core   +1 more source

A COST EFFECTIVE VOICE NETWORK USING THE VoIP TECHNOLOGY

open access: yesElectrica, 2002
In this paper, a cost effective voice network using the VoIP (Voice over Internet Protocol) technology is described. The connections of Private Branch Exchanges (PBXs) to a VoIP network, to the PSTN (Public Switched Telephone Network) and to the ISDN ...
Demir ÖNER
doaj   +2 more sources

Threshold-based generic scheme for encrypted and tunneled Voice Flows Detection over IP Networks

open access: yesJournal of King Saud University: Computer and Information Sciences, 2015
VoIP usage is rapidly growing due to its cost effectiveness, dramatic functionality over the traditional telephone network and its compatibility with public switched telephone network (PSTN). In some countries, like Pakistan, the commercial usage of VoIP
M. Mazhar U. Rathore
doaj   +1 more source

Pengembangan Server VOIP Menggunakan FREEPBX Dan Asterisk Berbasis Raspberry PI

open access: yesProtek: Jurnal Ilmiah Teknik Elektro, 2021
Raspberry Pi is a single board computer that the author uses as a voip server based on asterisk. To use this voip network, each device must have a static IP as well as be connected to a stable network.
Nasron Nasron   +2 more
doaj   +1 more source

Mitigating the impact of packet reordering to maximize performance of multimedia applications [PDF]

open access: yes, 2011
We propose a solution to mitigate the performance degradation and corresponding Quality of Experience (QoE) reduction caused by packet reordering for multimedia applications which utilise unreliable transport protocols like the Datagram Congestion ...
Boreli, Roksana   +2 more
core   +1 more source

Empirical assessment of VoIP overload detection tests [PDF]

open access: yes, 2010
The control of communication networks critically relies on procedures capable of detecting unanticipated load changes. In this paper we explore such techniques, in a setting in which each connection consumes roughly the same amount of bandwidth (with ...
Mandjes, M.   +2 more
core   +1 more source

Analisis Data Digital Evidence pada Layanan Voice Over Internet Protocol (VoIP)

open access: yesJEPIN (Jurnal Edukasi dan Penelitian Informatika), 2016
Teknologi  VoIP  (Voice  Over  Internet  Protocol) merupakan  teknologi  yang  mampu  melewatkan  panggilan  suara, video  dan  data  dalam  jaringan  IP.
Muhamad Arsad Adam   +2 more
doaj   +1 more source

Detecting and Mitigating Denial-of-Service Attacks on Voice over IP Networks [PDF]

open access: yes, 2008
Voice over IP (VoIP) is more susceptible to Denial of Service attacks than traditional data traffic, due to the former's low tolerance to delay and jitter.
Anwar, Zahid   +5 more
core  

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