Sciweavers

512 search results - page 4 / 103
» Dynamic Quality of Service on IP Networks
Sort
View
LCN
2007
IEEE
14 years 15 days ago
Voice quality measurement in a typical router-based network
In this paper, we introduce novel mechanisms for measuring and evaluating the performance of a network and its devices, configured especially for Voice over IP (VoIP). We study the...
A. Azarfar, A. H. Jahangir
NOSSDAV
2005
Springer
13 years 11 months ago
1-800-OVERLAYS: using overlay networks to improve VoIP quality
The cost savings and novel features associated with Voice over IP (VoIP) are driving its adoption by service providers. Such a transition however can successfully happen only if t...
Yair Amir, Claudiu Danilov, Stuart Goose, David He...
JCIT
2008
245views more  JCIT 2008»
13 years 6 months ago
Quality of Service (QoS) of Voice over MAC Protocol 802.11 using NS-2
Transmitting voice through IP data network can provide significant cost savings. However if not managed properly, voice quality can degrade due to data network congestion. Voice o...
Dileep Kumar, Saleem Ahmed, Yeonseung Ryu
APNOMS
2007
Springer
14 years 12 days ago
Providing Consistent Service Levels in IP Networks
Abstract. The use of Internet as an ubiquitous communication platform puts a strong demand on service providers regarding the assurance of multiple service levels consistently. Des...
Solange Rito Lima, Pedro Sousa, Paulo Carvalho
ICAS
2009
IEEE
164views Robotics» more  ICAS 2009»
14 years 1 months ago
Study of the Impact of UMTS Best Effort Parameters on QoE of VoIP Services
— This paper evaluates the performance of VoIP services over mobile accesses, with special focus on currently deployed Best Effort UMTS networks. There are different configuratio...
Jose Oscar Fajardo, Fidel Liberal, Nagore Bilbao