Fourth Generation (4G) is the next generation of wireless networks that will replace third Generation (3G) networks sometimes in future. 4G is intended to provide high speed, high...
— This paper presents a promising architecture for of the 3GPP’s IMS for supporting real-time session negotiation converging third-generation (3G) cellular data networks and an...
Voice over IP is one of the most popular applications in broadband access networks. It is anticipated that the characteristics of call holding times (CHTs) for VoIP calls will be ...
In wireless local area networks (WLANs), mobility support is essential for providing seamless services. The current Mobile IP standard suffers several problems, especially for acc...
—We examine the applicability of existing IP multicast mechanisms for Point-to-Point links such as wired and wireless telephone lines. We identify problems such as overhead due t...