The Session Initiation Protocol (SIP) is an application-layer control protocol standardized by
the IETF for creating, modifying and terminating multimedia sessions. With the increasing …

The session initiation protocol (SIP) is a signaling protocol for managing various types of
real-time sessions between parties over an Internet Protocol (IP) network. An open issue is …

Abstract The Session Initiation Protocol (SIP) has been adopted by the IETF as the control
protocol for creating, modifying and terminating multimedia sessions. Overload occurs in SIP …

Nowadays, session initiation protocol (SIP) is the most important application layer protocol
for multi-media to create, modify, and terminate the sessions. SIP is the platform of next …

Recent collapses of SIP servers in the carrier networks indicates two potential problems of
SIP:(1) the current SIP design does not easily scale up to large network sizes, and (2) the …

Abstract The Session Initiation Protocol (SIP) retransmission mechanism is designed to
maintain reliable transmission over lossy or faulty network conditions. However, the …

This paper presents a simulation-based optimization of signaling procedures in Internet
protocol Multimedia Subsystem (IMS). The aim is to improve the performance of signaling …

Session initiation protocol (SIP) is a widely used standard protocol for multimedia
applications and IP multimedia subsystems. Internet protocol multimedia subsystem was …

Having facilities such as being in text form, end-to-end connection establishment, and being
independence from the type of transmitted data, SIP protocol is a good choice for signaling …

Managing the performance of the Session Initiation Protocol (SIP) server under heavy load
conditions is a critical task in a Voice over Internet Protocol (VoIP) network. In this paper, a …