Maintaining telephone call service to/from the PSTN network, including calls to the emergency number 999 using SS7 technology implemented in the State Emergency Medical Services Command Support System - 7855794

This tender with title Maintaining telephone call service to/from the PSTN network, including calls to the emergency number 999 using SS7 technology implemented in the State Emergency Medical Services Command Support System - 7855794 has been published on Bidding Source portal dated 16 Nov 2026 for the country of Poland. It has been categorized on Telecommunications services. For similar tenders you can see tenders mentioned below of this page.