Impact of the PSTN Phase-Out on Businesses and Critical Services
1. Disruption to Legacy Systems
Many organizations, especially those in sectors such as healthcare, manufacturing, and facilities management, still rely heavily on PSTN-based phone systems for their daily operations. Essential services like alarm systems, elevator communication lines, and emergency systems are often configured to work over PSTN. The phase-out of PSTN means these systems must migrate to digital alternatives, which can involve significant costs and operational adjustments.

2. Challenges for Emergency Communication Systems
One of the most critical concerns is the continuity of emergency services during and after the phase-out. For example, emergency lift systems that depend on traditional phone lines for c