Results 11 to 20 of about 410,616 (266)

Deconstructing Voice-Over-IP

open access: diamondJournal of Advanced Research in Dynamical and Control Systems, 2019
Srividhya S.R, Anita Davamani K
  +5 more sources

When Evil Calls: Targeted Adversarial Voice over IP Network

open access: yesConference on Computer and Communications Security, 2022
As the COVID-19 pandemic fundamentally reshaped the remote life and working styles, Voice over IP (VoIP) telephony and video conferencing have become a primary method of connecting communities together.
Han Liu   +6 more
semanticscholar   +1 more source

Energy-Efficient UAVs Deployment for QoS-Guaranteed VoWiFi Service

open access: yesSensors, 2020
This paper formulates a new problem for the optimal placement of Unmanned Aerial Vehicles (UAVs) geared towards wireless coverage provision for Voice over WiFi (VoWiFi) service to a set of ground users confined in an open area.
Vicente Mayor   +3 more
doaj   +1 more source

Call Me Maybe: Using Dynamic Protocol Switching to Mitigate Denial-of-Service Attacks on VoIP Systems

open access: yesNetwork, 2022
Voice over IP is quickly becoming the industry standard voice communication service. While using an IP-based method of communication has many advantages, it also comes with a new set of challenges; voice networks are now accessible to a multitude of ...
John Kafke, Thiago Viana
doaj   +1 more source

Contracting VoIP Packet Payload Down to Zero

open access: yesCybernetics and Information Technologies, 2021
The inefficient use of the IP network bandwidth is a fundamental issue that restricts the exponential spreading of Voice over IP (VoIP). The primary reason for this is the big header size of the VoIP packet.
Abualhaj Mosleh M.   +2 more
doaj   +1 more source

Signalling in voice over IP Networks [PDF]

open access: yes, 2001
Voice signalling protocols have evolved, keeping with the prevalent move from circuit to packet switched networks. Standardization bodies have provided solutions for carrying voice traffic over packet networks while the main manufacturers are already ...
Larrabeiti López, David   +2 more
core   +8 more sources

Selected issues of IP telephony

open access: yesCommunications, 2004
Technologies for transporting voice over networks based on IP protocol, known under various names, e.g., Voice Over IP (VoIP), Voice on the Net (VoN), IP telephony (below IP telephony), made a great progress in the last decade.
Martin Klimo   +2 more
doaj   +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 Steganography in Inactive Voice-Over-IP Frames Based on Statistic Characteristics of Fundamental Frequency

open access: yesIEEE Access, 2020
Steganography in inactive Voice-over-IP frames is a new technique of information hiding, which can achieve large steganographic capacity while maintaining excellent imperceptibility.
Hui Tian   +4 more
doaj   +1 more source

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