Results 71 to 80 of about 1,414 (184)

Applied Multiprotocol Routing in IP Telephony

open access: yesAdvances in Electrical and Electronic Engineering, 2010
The aim of the project was to create a multi-protocol system using SIP, H.323 and MGCP standards, which would ensure routing to various types of VoIP networks. The priority was to provide multi-protocol support to SIP and H.323 signalling and the support
Miroslav Voznak, Filip Rezac, Jan Rozhon
doaj  

Delay Variation Model with RTP Flows Behavior in Accordance with M/D/1 Kendall's Notation

open access: yesAdvances in Electrical and Electronic Engineering, 2010
This paper focuses on the design of a mathematical model of end-to-end delay of a VoIP connection, in particular on a delay variation. It describes all partial delay components and mechanisms, its generation, facilities and its mathematical formulations.
Miroslav Voznak, Michal Halas
doaj  

Research on Open-Source VoIP Technologies for NGN Service Platform Deployment

open access: yesDianxin kexue, 2012
Open-source VoIP technologies can be employed to setup VoIP platforms by deploying open-source software on x86 servers, which have many advantages such as low cost, flexibility and openness.
Lei Xia, Shaomin Wang, Qingfeng Zhong
doaj   +2 more sources

Network Security Performance Analysis of Mobile Voice Over Ip Application (mVoIP): Kakao Talk, WhatsApp, Telegram and Facebook Messenger

open access: yesJournal of Computing Research and Innovation, 2020
VoIP application usage has increased from time to time and makes our daily life more convenient. VoIP application has features to make a phone call, send a text message and share the file through the apps for free. However, most of the users did not seem
doaj  

实施VoIP过程中的安全性考虑

open access: yesGuangtongxin yanjiu, 2006
随着VoIP(Voice over IP)技术在全球电信市场的不断普及,VoIP的安全问题迫切需要得到解决,而这也是运营商开展业务的前提。VoIP安全可以分为业务的正常提供、业务内容的保密、呼叫者身份确认和系统安全等。文章分析了VoIP目前存在的安全威胁及其相应的防范措施。
姚明辉
doaj  

Towards a Smart Environment: Optimization of WLAN Technologies to Enable Concurrent Smart Services. [PDF]

open access: yesSensors (Basel), 2023
Ali AM   +8 more
europepmc   +1 more source

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