United Nations Volunteers on behalf of UN Bonn is engaging in a competitive procurement process to invite voice carrier vendors to submit offers for the provision of voice carrier services for the UN agencies at UN Bonn.The intention is to conclude a Long-term Agreement initially a three-year contract renewable up to a maximum total of five years starting no later than 01 February 2025. Interested suppliers must submit their offer directly in the system as instructed in the solicitation document, following the instructions in the available user guide. n case you have never registered before, you can register a profile using the registration link shared via the procurement notice and following the instructions in the guides available in UNDP website:  https://www.undp.org/procurement/business/resources-for-bidders. Do not create a new profile if you already have one. Use the forgotten password feature in case you do not remember the password or the username from previous registration. Search for the specific tender using search filters and subscribe to the tender in order to get notifications in case of amendments of the tender document. If you need support with the online system, you can contact the contact details of this tender as indicated in the solicitation document. UNV Procurement Unit