Appendix E AFISNET II - SITE REQUIREMENT Sites Accra Roberts Lagos Kano Maiduguri Abidjan Dakar Brazzaville Douala Ndjamena Niamey Libreville Antenna Antenna Antenna Antenna Antenna Antenna Antenna N/A Antenna Antenna N/A Antenna Antenna

Topology/Architecture Mixte (Mesh / Mixte (Mesh / Mixte (Mesh / Mixte (Mesh / Mixte Mixte (Mesh / Mixte (Mesh Mixte (Mesh / Mixte (Mesh / Mixte (Mesh / Mixte (Mesh Mixte (Mesh / (zero cost) Star) Star) Star) Star) (Mesh / Star) / Star) Star) Star) Star) / Star) Star) Star) RF Equipment + SSPA SSPA SSPA SSPA SSPA SSPA N/A SSPA SSPA N/A SSPA SSPA Backup system (RF) Up converter Up converter Up converter Up converter Up Up converter Up converter Up converter Up converter Up converter Down Down Down Down converter Down Down Converter Down Down Down Converter Converter Converter Converter Down Converter LNB Converter Converter Converter LNB LNB LNB LNB Converter LNB LNB LNB LNB LNA Modems Modems (L- Modems Modems Modems Modems Modems Modems Modems (L- Modems (L- Modems (L- Modems Modems Band) (L-Band) (L-Band) (L-Band) (L-Band) (L-Band) (L-Band) Band) Band) Band) (L-Band) (L-Band) Baseband Equipment Router/Switch Router/Switch Router/Switch Router/Switch Router Router/ Router/ Router/Switch Router/Switch Router/Switch Router/Switch Router/Switch / Multiplexor / Multiplexor / Multiplexor / Multiplexor /Switch/ Switch/ Switch/ / Multiplexor / Multiplexor / Multiplexor / Multiplexor / Multiplexor Multiplexor Multiplexor Multiplexor Spare parts Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Transmission TCP/IP ; FR TCP/IP ; FR TCP/IP ; FR TCP/IP ; FR TCP/IP ; FR TCP/IP; FR TCP/IP; FR TCP/IP; FR TCP/IP; FR TCP/IP; FR TCP/IP; FR TCP/IP; FR Protocols(zero cost) AFISNET Kano, Lagos, Abidjan Kano, Accra, Lagos, Nd’jamena, Accra, Niamey, Accra, Lagos, Kano, Lagos, Kano, Lagos, Kano, Lagos, Kano, International stations Libreville Dakar Libreville, Niamey, Kano Roberts, Abidjan, Kano, Niamey, Brazzaville, Accra, Accra, Accra, (zero cost) Niamey , Malabo, Douala, Ouagadougou, Bamako, Ndjamena, Ndjamena Brazzaville, Brazzaville, Brazzaville, Abidjan, Lomé, Douala Nd’jamena, Bamako, Roberts, Dakar, Douala, Libreville Niamey Ndjamena Ndjamena Brazzaville, Cotonou, Brazzaville, Dakar Brazzaville, Libreville Malabo Maiduguri Algiers Lomé, Lomé, Bobo Bangui, Bangui Malabo Algiers Addis Cotonou, Libreville, Luanda Bissau, Johannesburg Tripoli Tripoli Niamtougou Maiduguri Atlantico Nouakchott, Khartoum Khartoum Ouagadougou Piarco, Nairobi Bobo Cayenne, Luanda Luanda Atlantico, Kinshasa Atlantico Luanda, Alger Operational ATS/DS, ATS/DS, ATS/DS, ATS/DS, ATS/DS, ATS/DS, ATS/DS, ATS/DS, ATS/DS, ATS/DS, ATS/DS, ATS/DS, Services(zero cost) AFTN/AMHS AFTN/AMHS AFTN/AMHS AFTN/AMHS AFTN/AMHS AFTN/AMHS AFTN/AMHS AFTN/AMHS AFTN/AMHS AFTN/AMHS AFTN/AMHS AFTN/AMHS Surveillance Surveillance Surveillance Surveillance Surveillance Surveillance Surveillance Surveillance Surveillance Surveillance Surveillance Surveillance Data, Data, Data, Data, Data, Data, Data, Data, Data, Data, Data, Data, AIDC, MET AIDC, MET AIDC, MET AIDC, MET AIDC, MET AIDC, MET AIDC, MET AIDC, MET AIDC, MET AIDC, MET AIDC, MET AIDC, MET Training Equipment Equipment Equipment Equipment Equipment Equipment Equipment Equipment Equipment Equipment Equipment Equipment training training training training training training training training training training training training Power supply UPS, AVR UPS, AVR UPS, AVR UPS, AVR UPS, AVR UPS, AVR UPS, AVR UPS, AVR UPS, AVR UPS, AVR UPS, AVR UPS, AVR Other Requirements Exchange Exchange Exchange Exchange Exchange Exchange Exchange Exchange Exchange Exchange Exchange Exchange (zero cost) programme programme programme programme programme programme programme programme programme programme programme programme

In red color are requirements for interconnection between AFISNET and SADC/2 NAFISAT