Essays about: "SIP server"

Showing result 16 - 20 of 27 essays containing the words SIP server.

  1. 16. Developing a Mobile Extension Application : OptiCaller Application and Provisioning System

    University essay from KTH/Kommunikationssystem, CoS

    Author : Tao Sun; [2009]
    Keywords : Cost-saving; DoD; Java; JBoss; MEX; Provisioning; Symbian;

    Abstract : Today companies (especially large companies whose employees make a lot of international business trips) often have very large telephone bills. While international roaming technically works with GSM, the cost of phone calls from one country to another are often much higher than calls within a country. READ MORE

  3. 17. Evaluation of UDP and SCTP for SIP-T and TCP, UDP and SCTP with constant traffic

    University essay from Blekinge Tekniska Högskola/Avdelningen för telekommunikationssystem

    Author : Muhammad-Sarfraz Zafar; Muhammad-Shoaib Gill; [2009]
    Keywords : LaCcviLm ;

    Abstract : In recent years, Voice over IP (VoIP) has gained a lot of popularity. Signaling being an important part of VoIP has been addressed by the (IETF) SIGTRAN working group to meet Quality of Service as given by Public Switched Telephone Network (PSTN), so that both PSTN and VoIP can co-exit and work together in a seamless manner SIP (Session Initiation Protocol) developed by IETF for VoIP signaling is a communication control protocol capable of running on different transport layers, e. READ MORE

  4. 18. A Meeting Detector to Provide Context to a SIP Proxy

    University essay from KTH/Kommunikationssystem, CoS

    Author : Xueliang Ren; [2008]
    Keywords : Detector; Sensor; Occupancy sensing; Context; Presence; SIP; SIMPLE; XML; SIP Express Router SER ;

    Abstract : As sensing technology develops, it plays an important role in context-aware systems. Using context information improves the user experience of ubiquitous computing. One use of sensed information is to detect a meeting in progress in an office or a conference room. READ MORE

  5. 19. Integration of sensor nodes with IMS

    University essay from KTH/Kommunikationssystem, CoS

    Author : Darwin Abdon Valderas Núñez; [2008]
    Keywords : IP Multimedia Subsystems; Presence service; sensor networks; heart rate monitor;

    Abstract : The number of users adopting cellular system technologies over the past years has been enormous. This rapid adoption is not comparable in any other technology. READ MORE

  6. 20. Distribution of Context Information using the Session Initiation Protocol (SIP)

    University essay from KTH/Kommunikationssystem, CoS

    Author : Carlos Angeles Piña; [2008]
    Keywords : Context-awareness; Context Information Distribution; SIP; SIMPLE;

    Abstract : Context-aware applications are applications that exploit knowledge of the situation of the user (i.e. the user’s context) to adapt their behavior, thus helping the user achieve his or her daily tasks. Today, the transfer of context information needs to take place over unreliable and dynamically changing networks. READ MORE