Mobile users and applications are putting pressure on wireless network operators to
improve the seamless handover of devices and services. Strong business competition for …

Abstract Intrusion Detection Systems (IDSs) play an important role in the defense strategy of
site security officers. An IDS can act as a second line of defense to provide security analysts …

多样性的网络在移动性, 泛在化, 可信化, 虚拟化等方面不同的特性, 带来了网络体系结构很多新
研究和思考. 从控制, 安全, 数据等平面对网络体系结构的研究现状进行了梳理和分析, 对互联网 …

Abstract œ In the latest specifications of the Universal Mobile Telecommunication System
(UMTS) networks, the 3GPP defines the IMS technology. That is why the multimedia …

IP Multimedia subsystems are true integration of multimedia services over converged
networks to increase the productivity and quality in Next Generation Network architecture. IP …

In this paper, we present the creation and characterization of an open source Internet
Protocol Multimedia Subsystem (IMS) test bed. We built this test bed with the intention and …

The IP Multimedia Subsystem (IMS) has been considered to be exclusive to big players of
the telecommunication world. Session Initiation Protocol (SIP) has been standardized by …

The Internet became an extraordinary artifact for information exchanging, and it is now being
considered a strategic infrastructure even for countries development. However, its success …

The IP Multimedia Subsystem (IMS) is a generic open-systems architecture offering
converged multimedia services over IP. A function in the signaling plane of an IMS network …

The information and communications technologies world is migrating towards the Future
Internet (FI) era. Operators will have increased complexity to address in the FI era, compared …