Consip: (conferencing Using Session Initiation Protocol )

CONSIP

(CONFERENCING USING SESSION INITIATION PROTOCOL )

WHAT IS CONSIP ? Consip is software that makes conferencing

between two or more mobile devices or between a mobile device and a computer. It makes two or more IM users to invite, chat and sent text messages, voice messages and video messages. Consip implements the major modules of SIP(Session initiation protocol) to establish, modify and terminate multimedia sessions or calls . Consip is developed to provide Mobile Services across the Internet-centric Multimedia Communication Architecture.

WHAT IS CONSIP ? (Contd… ) • Consip is a software developed upon Java2 Platform Micro Edition (J2ME) . •It supports layered software for the development of applications, targeted to run on small devices such as mobile phones, pager etc.

SIP – CONCEPT AND FUNCTIONALITIES SIP (Session Initiation Protocol) is a developed to

assist in providing advanced telephony services across the internet. This application is designed conference call for handling devices. Text ,Image ,Audio & Video messages can be efficiently distributed between groups of conference participants. SIP is intended to develop a conference call setup with SIP Server, SIP User Agent.

•SIP (Session Initiation Protocol), is a signaling protocol for typical mobile applications like Internet conferencing, telephony, presence, events notification and instant messaging which connects the handset or any kind of client with the server. • SIP has initially been developed by IETF MMUSIC (Multiparty Multimedia Session Control) working group and several wireless technical forums like 3GPP, 3GPP2.

•SIP is a Peer-to-Peer communication protocol that facilitates openness, connectivity, simplicity, choice and personalization. •SIP as the basis of the session management of the mobile Internet. •SIP is associated with HTTP, SMTP and uses MIME extends to identify the data/media type. •SIP is a Application-layer control protocol for Create, Establish, modify and terminate multimedia sessions or calls.

SIP STACK ARCHITECTURE

SIP CONFERENCE CALL SETUP

SIP REQUEST OR METHODS SIP Methods INVITE ACK BYE CANCEL OPTIONS REGISTER

Description

Invites a user to a call message exchange for Invites Terminates a connection Terminates request Server's capabilities Register user's current location

 SipHeader Class  SipDialog “  SipAddress “  SipException “  SipConnection Interface  SipClientConnection  SipServerConnection  SipConnectionNotifer  SipClientConnectionListener  SipServerConnectionListener  SipRefreshHelper  SipRefreshListener