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VSAT EVOLUTION in SUDAN

VSAT EVOLUTION in SUDAN. Presented by: MOHAMED KHAIR AHMED Core Network Planning Dept. SUDATEL CO. LTD. ( SUDAN) DECEMBER 2003. Topics of Discussion. Sudatel company & infrastructure. First VSAT project. Second VSAT project. Third VSAT project. RIVP VSAT project. Conclusion.

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VSAT EVOLUTION in SUDAN

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  1. VSAT EVOLUTION in SUDAN Presented by: MOHAMED KHAIR AHMED Core Network Planning Dept. SUDATEL CO. LTD. ( SUDAN) DECEMBER 2003 SUDATEL CO. LTD.

  2. Topics of Discussion • Sudatel company & infrastructure. • First VSAT project. • Second VSAT project. • Third VSAT project. • RIVP VSAT project. • Conclusion. SUDATEL CO. LTD.

  3. Sudatel Company – An Overview • Established in September 1993. • Started operation in February 1994. • Awarded monopoly of 15 years to provide fixed voice and data communications. • Current infrastructure: • 1.3 million telephone lines • 0.8 million subscribers • 230 digital switches • 35 data switches • 80 satellite earth stations • 6,000 Km of fiber optic cable • 333 Km of Submarine cable( with Saudi Arabia)-SEA-ME-WE • 45 digital microwave links SUDATEL CO. LTD.

  4. Satellite Communications SUDATEL CO. LTD.

  5. Domestic Satellite comm. Growth Traffic (trunk) Growth in Sudosat & VSAT Networks YEAR Growth Rate 2001- 2002 2002 2001 2000 1999 1997 E/S 19% 782 657 656 531 ـــــــــ Sudosat 44.1% 98 68 38 38 8 VSAT SUDATEL CO. LTD.

  6. VSAT PROJECT 1 • Deployed in 1997. • Equipment supplier: STM Wireless Inc.(USA) • Network size : 9 E/Ss (Hub+8 remote terminals) • Network topology : Mesh • Satellite Network Access Scheme: SCPC/DAMA • Service Portfolio : Voice ( 4.8 ~ 16 Kbps) Fax ( Group III) Data ( 64 ~ 384 Kbps) SUDATEL CO. LTD.

  7. VSAT Project 1 – Network Details • Main Hub in Khartoum:- • Network Control Center (NCC) • Gateway to PSTN ( E1 trunks). • 8 Remote terminals owned by municipalities & two private companies as follows :- • 3 Remote terminals : Kenana Sugar Co. • 3 Remote terminals : GNPOC Petroleum Co. • 1 Remote terminal : Hamashkoreb Province • 1 Remote terminal : Kaboita Province • 1 Remote terminal : Bor Province SUDATEL CO. LTD.

  8. VSAT Project 1 (cont’d) • Leased Space segment : 9 MHz (Arabsat 2B@ 30.5° East). • Allocated Bandwidth : 3 MHz • Service Categories: • Category I : one voice channel • Category II : one voice + one data channels • Category III : two voice + one data channels • Category IV : two voice + two data channels • Category V : two data channels • Service Topologies : Voice ( DAMA –Demand Assigned Multiple Access) Data ( PAMA –Pre-assigned Multiple Access) SUDATEL CO. LTD.

  9. VSAT Project 1 – Network Details • Main Hub in Khartoum:- • Network Control Center (NCC) • Gateway to PSTN ( E1 trunks ). • 30Remote terminals owned by Sudatel and armed forces , distributed countrywide as follows :- • 10 Remote terminals : Ministry of Defense. • 20 Remote terminals :operated by Sudatel in • 10 Remote terminals in the Western States . • 3 Remote terminal in the Northern States . • 7 Remote terminal in the Southern &Central States SUDATEL CO. LTD.

  10. VSAT PROJECT 1 - Network Architecture LEGEND ARABSAT 2B @ 30.5° East Main Hub Remote Terminal SUDATEL CO. LTD.

  11. VSAT Project 1- Assessment • Pros: • The first prototype VSAT project in Sudan. • Good service provision( Voice & data). • It enhanced the VSAT market in Sudan. • Cons : • Inefficient accounting system (Billing problems). • Poor network sizing due to low expertise in VSAT technology and lack of demand at that time. • Slow growth in network because customers are not aware of VSAT benefits and afraid of the new technology . • Economic embargo imposed on Sudan has adversely affected the network operation & growth. • Costly equipment , as no Ku-band coverage over Sudan. SUDATEL CO. LTD.

  12. VSAT PROJECT 2 • Deployed in 2000. • Equipment Supplier: DAEWOO Telecom (KOREA) • Network Size : 31 E/Ss (Hub+30 remote terminals) • Network Topology : Mesh + star • Satellite Network Access Scheme: SCPC/DAMA • Service Portfolio : Voice (32 Kbps) & Fax (Group III ) Data ( 19.2 Kbps asynchronous. & 64 Kbps synchronous ) SUDATEL CO. LTD.

  13. VSAT PROJECT 2 (cont’d) • Leased Space segment : 9 MHz (Arabsat 2B@ 30.5° East). • Allocated Bandwidth : 3 MHz • Service Categories: • Category I : two voice channels • Category II : two voice + one data ( 64Kbps ) channels • Service Topologies : Voice ( DAMA ) Data ( PAMA) SUDATEL CO. LTD.

  14. VSAT PROJECT 1 - Network Architecture LEGEND ARABSAT 2B @ 30.5° East Main Hub VSAT 1 Remote Terminal VSAT 2 Remotes SUDATEL CO. LTD.

  15. VSAT PROJECT 2 - Assessment • Pros : • The second VSAT project in Sudan. • The product has an efficient accounting system (billing ). • Fairly good network sizing due to acquired expertise in VSAT technology and clarity of demand. • It greatly enhanced the VSAT market in Sudan. • Cons : • Unstable service provision( Voice & data) due to poor design. • The Economic embargo imposed on Sudan has adversely affected both technology & product selection as few suppliers had submitted VSAT offers for the tender. • Costly equipment as no Ku-band coverage over Sudan. SUDATEL CO. LTD.

  16. VSAT PROJECT 3 • Project Status : Under tendering. • Projected Specs. : Network size ( 1000 remote terminals ) • ( 220 remotes in Phase I) • ( 380 remotes in Phase II) • ( 200 remotes in Phase III) • ( 200 remotes in Phase IV) • Network Topology : Mesh + star • Network Architecture: main Hub + 4 Mini-hubs+ 1000 remotes • Satellite Access Schemes: TDMA/ SCPC DAMA/ DVB-RCS • Frequency bands : C or Ku(promises –EuroAsiaSat & Eutelsat) • Addressed Sectors : Businesses Oil & gas Rural communities Governmental institutions Mobile operators SUDATEL CO. LTD.

  17. VSAT PROJECT 3 - Services • Service Categories: • Category I : one voice + one data ( 64 Kbps ) channels • Category II : two voice + one data ( 64 Kbps ) channels • Category III : three voice + one data ( 64 Kbps ) channels • Category IV : three voice + one data ( 128 Kbps ) channels • Category V : one voice + one data ( 2048 Kbps) channels • Service Portfolio : Voice & Fax (Group III ) Data ( 64 ~2048 Kbps) Tele-education Tele-medicine POI for mobile operators SUDATEL CO. LTD.

  18. VSAT Project 3 – Network plan Satellite Zone 1 Zone 2 Zone 3 Fibre Optic Cable Zone 4 Zone 5 SUDATEL CO. LTD.

  19. VSAT Project 3 - Network Zones SUDATEL CO. LTD.

  20. Universal Access Program for Africa (UAP)ITU & INTELSAT Sudan Candidate Project Remote Isolated Villages Project (RIVP) Sudan Telecom Company Ltd. (Sudatel) By: Eng. Ibrahim Eisa El-Baigawi December 2002 SUDATEL CO. LTD.

  21. RIVP - Introduction • On Oct. 1999 an MOU signed between ITU & INTELSAT to support Universal Access ( UAP) program in remote isolated areas. • Sudan candidate project ( Remote Isolated Villages Project - RIVP ) created & selected by ITU &INTELSAT in March 2001 within other five African projects. SUDATEL CO. LTD.

  22. Basic Concepts of UAP • Establish cost-effective telecom solutions for remote isolated areas using Intelsat space capacity for VSAT and WLL technologies. • African countries propose their projects. • Intelsat conducts business-case, system design, & bankable documents. • ITU help & liaise in attracting finance by using bankable document of Intelsat . • Intelsat launches RFP and support technically. SUDATEL CO. LTD.

  23. RIVP Project history • Techno- economical feasibility study was prepared by ITU/ INTELSAT in August 2001 and accepted by Sudatel . • A meeting of details between INTELSAT, ITU & SUDATEL supposed to take place in Washington D.C. by the end of 2001 but the 11th September accident blocked the visa granting to USA. • A Tripartite meeting between INTELSAT, ITU & SUDATEL was successfully held in Montreal, Canada in October 7-11, 2002.It finalized the RFP and prepared an action plan. SUDATEL CO. LTD.

  24. Meeting of Montreal • Meeting between INTELSAT, ITU & SUDATEL took place in Montreal(Canada) in Oct ,2002 to address : • Design of the final concept of Sudatel’s satellite network and definition of equipment requirements. • Schedule of implementation. • Cooperation and assistance requested by Sudatel from INTELSAT & ITU. • Financing of the project implementation. SUDATEL CO. LTD.

  25. RIVP Project Importance: • Rural Tele-density: Only 0.02 % • RIVP project : • 1.7 million people with telecom service accessibility. • Traffic:0.07 Erlang per subscriber. • Revenues:Twenty Million Dollars per year (20,000,000 US $ ) for (600 remote stations). • Investment Return:Less than 5 years. SUDATEL CO. LTD.

  26. RIVP Project size: • Project Name: Remote Isolated Villages Project (RIVP). • Project size: 600 terminals + Hub station in Khartoum. • Project Technology: VSAT + WLL • Services (planned):Voice, Fax, Data, Internet, Tele-medicine, Tele-education & Tele-centers. • Assistance needed: Financial, Technical & Training. • Planned Date of start: 3rd Quarter 2003. • Current situation:Business-case, RFP, looking for fund. SUDATEL CO. LTD.

  27. RIVP Project Services • Low End Application:for communities of 20-100 subscribers. To provide them with voice and fax services at payphones or public phone booths. • Medium End Application:for communities of up to 300 subscribers. To provide them with voice and low to medium data rate services. • High End Application:for communities of higher than 300 subscribers. To provide them with voice and medium to high data rate services such as Internet, Tele-medicine, Tele-education and Tele-centers. • Access options: VSAT(DAMA)+WLL SUDATEL CO. LTD.

  28. Commitment and Incentives: Sudatel is fully committed to: • bear all expenses of custom clearance, local expenses of survey, in-country transportation of materials & equipment and tax relief. SUDATEL CO. LTD.

  29. Management Structure and Activities SUDATEL CO. LTD.

  30. Assistance Needed • Financing. • Project engineering & dimensioning. • Training. SUDATEL CO. LTD.

  31. Licensing and regularity Requirement • RIVP Project is owned by Sudatel for enhancing the Universal Access in Sudan. • Sudatel is receiving support from Sudan Government for implementing this project. SUDATEL CO. LTD.

  32. RIVP Project Cost ( 1 ): ==Only 17 Million Dollars== SUDATEL CO. LTD.

  33. RIVP Project Cost ( 2 ): ==Only 17 Million Dollars== SUDATEL CO. LTD.

  34. The End The Sudan candidate project (RIVP) is an interesting and very promising project that needssupport from all. SUDATEL CO. LTD.

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