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112
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DAGSTUHL
2003
15 years 1 months ago
2003
Abstract. Features provide extensions to a basic service, but in new systems users require much greater flexibility oriented towards their needs. Traditional features do not easil...
118
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NETWORK
2006
14 years 11 months ago
2006
IP telephony over mobile ad hoc networks is a topic of emerging interest in the research arena as one of the paths toward the fixed-mobile convergence in telecommunications networ...
COMCOM
2007
14 years 12 months ago
2007
Real-time transmission over asymmetric satellite IP links is challenging, since satellite systems commonly exhibit long propagation delays, while bandwidth asymmetry often enforce...
ICCCN
2007
IEEE
15 years 6 months ago
2007
IEEE
— Despite the popularity of VoIP these days, this method of communication may present significant security challenges in terms of privacy and accounting. Authentication and messa...
ICNP
2007
IEEE
15 years 6 months ago
2007
IEEE
—Voice over WiFi (VoWiFi) will soon be the main alternative to cellular phones. Providing a satisfactory user experience remains difficult, however. We focus on Call Admission C...