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rs at Alexandria, Cairo, Al Mansurah, Ismailia, Suez, and Tanta are connected by coaxial cable and microwave radio relay international: satellite earth stations - 2 Intelsat (Atlantic Ocean and Indian Ocean), 1 Arabsat, and 1 Inmarsat; 5 coaxial submarine cables; tropospheric scatter to Sudan; microwave radio relay to Israel; a participant in Medarabtel and a signatory to Project Oxygen (a global submarine fiber-optic cable system) El Salvador: general assessment: NA domestic: nationwide microwave radio relay system international: satellite earth station - 1 Intelsat (Atlantic Ocean); connected to Central American Microwave System Equatorial Guinea: general assessment: poor system with adequate government services domestic: NA international: international communications from Bata and Malabo to African and European countries; satellite earth station - 1 Intelsat (Indian Ocean) Eritrea: general assessment: NA domestic: very inadequate; most telephones are in Asmara; government is seeking international tenders to improve the system international: NA Estonia: general assessment: foreign investment in the form of joint business ventures greatly improved telephone service; Internet services available throughout most of the country; about 150,000 unfilled subscriber requests domestic: local - the Ministry of Transport and Communications is expanding cellular telephone services to form rural networks; intercity - highly developed fiber-optic backbone (double loop) system presently serving at least 16 major cities (1998) international: fiber-optic cables to Finland, Sweden, Latvia, and Russia provide worldwide packet-switched service; two international switches are located in Tallinn Ethiopia: general assessment: open wire and microwave radio relay system adequate for government use domestic: open wire; microwave radio relay; radio communication in the HF, VHF, and UHF frequencies; two domestic satellites provide the national trunk service international: open wire to Sudan and Djibouti; microwave radio relay to Kenya and Djibouti; satellite earth stations - 3 Intelsat (1 Atlantic Ocean and 2 Pacific Ocean) Falkland Islands (Islas Malvinas): general assessment: NA domestic: government-operated radiotelephone and private VHF/CB radiotelephone networks provide effective service to a
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