Addendum: Amendment to Closing Date and Document: Proposals are hereby invited for the following: Deployment of deployment of secure SIP trunks to Microsoft Teams, WebEx and Zoom platforms of the African Development Bank as per specifications. The African Development Bank intends to select a company to improve reliability and affordability of making calls to external partners through the deployment of secure SIP Trunks to its Microsoft Teams, WebEx and Zoom platforms. Scope: Qualified International SIP Trunk Providers to setup secure SIP Trunk connections to Microsoft Teams, Zoom and WebEx platforms to handle incoming and outgoing international telephone calls: • SIP Trunk Services (Lot 1) and; • Toll-Free Services (Lot 2). Countries: 1. Algeria; 2. Angola; 3. Benin; 4. Burkina Faso; 5. Burundi; 6. Cameroon; 7. Central African Republic; 8. Chad; 9. Republic Democratic of Congo; 10. Côte d"Ivoire; 11. Egypt; 12. Ethiopia; 13. Gabon; 14. Ghana; 15. Guinea; 16. Kenya; 17. Liberia; 18. Madagascar; 19. Malawi; 20. Mali; 21. Morocco; 22. Mozambique; 23. Niger; 24. Nigeria; 25. Rwanda; 26. Senegal; 27. Sierra Leone; 28. South Africa; 29. South Sudan; 30. Sudan; 31. Tanzania; 32. Togo; 33. Tunisia; 34. Uganda; 35. Zambia; 36. Zimbabwe. (Тендер №110252225ru)