Results 101 to 110 of about 385 (204)

IP Telephony

open access: yesThe Journal of The Institute of Image Information and Television Engineers, 2006
openaire   +3 more sources

Using Aerial and Vehicular NFV Infrastructures to Agilely Create Vertical Services. [PDF]

open access: yesSensors (Basel), 2021
Nogales B   +6 more
europepmc   +1 more source

Dimensioning Links for IP Telephony

open access: yes, 2000
Transmitting telephone calls over the Internet causes problems not present in current telephone technology such as packet loss and delay due to queueing in routers. In this undergraduate thesis we study how a Markov modulated Poisson process is applied as an arrival process to a multiplexer and we study the performance in terms of loss probability. The
Ahlgren, Bengt   +3 more
openaire   +1 more source

CDCS: a new case-based method for transparent NAT traversals of the SIP protocol

open access: yesJournal of Computer Science and Technology, 2007
Voice communications on IP networks use owner protocols as well as standards like SIP, MGCP and H323. In this paper we propose a new method for transparent traversal of NATed (Network Address Translated) networks for the SIP (Session Initiation Protocol)
Mustapha Guezouri, Abdelhamid Mellouk
doaj  

Tests of robustness of GMM speaker verification in VoIP telephony

open access: yesArchives of Acoustics, 2014
The paper presents the scores of the GMM (Gaussian Mixture Models) based speaker verification system for speech signal transmitted in VoIP (Voice over IP) telephony conditions.
Piotr Staroniewicz
doaj  

Geospatial mapping and 7-year temporal trends of electromagnetic field bands in Cyprus. [PDF]

open access: yesEnviron Monit Assess
Kiouvrekis Y   +3 more
europepmc   +1 more source

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