March 22, 2004 Midterm Presentation Communication System Design 2004 Attractive Features Free Calls... Free Calls... Free Mobile Internet Services... Free Mobile Internet Services...

KPG 2 Kista Private GSM/GPRS Ajeet Kumar Nankani Joakim Andersson Ning Zhou Rajkrishna Srinivasan Workshet Lamenew

March 22, 2004 Midterm Presentation Communication System Design 2004 Agenda Introduction Introduction System Architecture System Architecture Methodology Methodology Problems and Achievements Problems and Achievements Future Direction Future Direction Questions and Comments Questions and Comments

March 22, 2004 Midterm Presentation Communication System Design 2004 Introduction Recent phenomena in the Wireless and Mobile Networks – access to integrated services Recent phenomena in the Wireless and Mobile Networks – access to integrated services Need to improve such systems Need to improve such systems Monaco – establish test bed for Research and Education Monaco – establish test bed for Research and Education KPG 2 – the recent project KPG 2 – the recent project

March 22, 2004 Midterm Presentation Communication System Design 2004 Goals Provide GSM/GPRS services covering Forum, Kista IP, and the surrounding areas Provide GSM/GPRS services covering Forum, Kista IP, and the surrounding areas Explore ways of integrating new services like VoIP-SIP and formulate an implementation plan for integrating VoIP-SIP with the GSM system Explore ways of integrating new services like VoIP-SIP and formulate an implementation plan for integrating VoIP-SIP with the GSM system Look into the business aspect of local GSM/GPRS systems using IP network and prepare a business plan Look into the business aspect of local GSM/GPRS systems using IP network and prepare a business plan

March 22, 2004 Midterm Presentation Communication System Design 2004 Benefits Foundation for subsequent projects and research works Foundation for subsequent projects and research works Providing local GSM/GPRS services Providing local GSM/GPRS services Business plan proposal Business plan proposal Skill development Skill development

March 22, 2004 Midterm Presentation Communication System Design 2004 System Architecture – Ajeet Kumar Nankani – Ajeet Kumar Nankani

March 22, 2004 Midterm Presentation Communication System Design 2004 System Architecture E1 BTS E1 BSC MSC GSM/GPRS Core Network HLR VLR CGSN FW / NAT Internet PSTN

March 22, 2004 Midterm Presentation Communication System Design 2004 System Architecture E1 BTS E1 BSC MSC GSM/GPRS Core Network HLR VLR CGSN FW / NAT PSTN Internet

March 22, 2004 Midterm Presentation Communication System Design 2004 System Architecture E1 BTS E1 BSC MSC GSM/GPRS Core Network HLR VLR CGSN FW / NAT Internet VoIP(SIP) Gateway SIP Phone PC with SIP Client (SUA)

March 22, 2004 Midterm Presentation Communication System Design 2004 Project Methodology – Rajkrishna Srinivasan – Rajkrishna Srinivasan

March 22, 2004 Midterm Presentation Communication System Design 2004 Project Methodology FAIL TO PLAN AND PLAN TO FAIL Defining the Task Defining the Task Splitting the Task Splitting the Task Competence Development Competence Development Periodic Self Review Periodic Self Review Periodic External Review Periodic External Review Testing and Acceptance Testing and Acceptance

March 22, 2004 Midterm Presentation Communication System Design 2004 Defining the Task Understand the task Understand the task Discuss with the customer – what exactly he/she wants? Discuss with the customer – what exactly he/she wants? Document it and share it Document it and share it

March 22, 2004 Midterm Presentation Communication System Design 2004 Splitting the Task Identify key people for various tasks Identify key people for various tasks Assign responsibilities to every team member Assign responsibilities to every team member However, the project is a teamwork However, the project is a teamwork Ning Workshet Joakim Raj Ajeet KPG 2

March 22, 2004 Midterm Presentation Communication System Design 2004 Competence Development In our project, access to the documentation is crucial In our project, access to the documentation is crucial The information collected is then studied and knowledge sharing is done in the form of seminars The information collected is then studied and knowledge sharing is done in the form of seminars

March 22, 2004 Midterm Presentation Communication System Design 2004 Periodic Self Review Weekly self review is performed Weekly self review is performed Flaws are identified and ironed out Flaws are identified and ironed out Everything is documented and project plan is updated if necessary Everything is documented and project plan is updated if necessary

March 22, 2004 Midterm Presentation Communication System Design 2004 Periodic External Review The external review is got from the coaches and principal The external review is got from the coaches and principal They informed whether we are on track They informed whether we are on track

March 22, 2004 Midterm Presentation Communication System Design 2004 Testing and Acceptance Testing Testing Acceptance Acceptance Handover Handover

March 22, 2004 Midterm Presentation Communication System Design 2004 Problems and Achievements – Ning Zhou – Ning Zhou

March 22, 2004 Midterm Presentation Communication System Design 2004 Encountered Problems E1 AXN 600 BTS AXN 800 E1 BSC CGSN MSC Container GSM/GPRS Core Network HLR VLR Internal network Internet Problem Problem –GSM coverage –Security –GPRS service –VoIP-SIP

March 22, 2004 Midterm Presentation Communication System Design 2004 Achievements – Coverage AXN 800 E1 BSC CGSN MSC GSM/GPRS Core Network S98 HLR VLR E1 AXN 600 BTS Internet

March 22, 2004 Midterm Presentation Communication System Design 2004 AXN 800 E1 BSC CGSN MSC GSM/GPRS Core Network S98 HLR VLR E1 AXN 600 BTS Internet Achievements – Security FW / NAT

March 22, 2004 Midterm Presentation Communication System Design 2004 Achievements – GPRS GPRS part GPRS part –Checked the cabling –Re-installed the software in CGSN node –Almost finished the configuration

March 22, 2004 Midterm Presentation Communication System Design 2004 Achievements – VoIP VoIP-SIP VoIP-SIP –Pre-study is done –Now, concentrating on the differences between SIP client originating call and MS originating call

March 22, 2004 Midterm Presentation Communication System Design 2004 Future Direction – Joakim Andersson – Joakim Andersson

March 22, 2004 Midterm Presentation Communication System Design 2004 Future Direction GPRS GPRS GSM coverage extension GSM coverage extension VoIP proposition VoIP proposition Business model Business model

March 22, 2004 Midterm Presentation Communication System Design 2004 GPRS Mobile station attach Mobile station attach Access to external network Access to external network SMS over GPRS SMS over GPRS

March 22, 2004 Midterm Presentation Communication System Design 2004 GSM Coverage Extension New base station New base station Configuring cell handovers Configuring cell handovers

March 22, 2004 Midterm Presentation Communication System Design 2004 VoIP Gateway Gateway Address translation Address translation

March 22, 2004 Midterm Presentation Communication System Design 2004 Business model Market analysis Market analysis –Competition –Customers –Suppliers –Regulations SWOT analysis SWOT analysis –Strengths and Weaknesses –Opportunities and Threats Strategies Strategies Revenue and cost calculation Revenue and cost calculation

March 22, 2004 Midterm Presentation Communication System Design 2004 Questions and Comments Web page Web page