tech
Train service resuming after nationwide IT disruption fixed, German railway operator says
Earlier, Deutsche Bahn had stopped all trains, citing an outage affecting the main communication tool between train drivers and traffic control centers.

TL;DR
- Train service across Germany resumed on Wednesday.
- The disruption was caused by an outage in the digital railway radio system (GSM-R).
- GSM-R is the primary communication tool between train drivers and traffic control centers.
- Deutsche Bahn's IT experts worked to resolve the issue.
- Services are gradually resuming, but may still be limited.
- Passengers may receive taxi and hotel vouchers or replacement transport.
- The cause of the incident was not disclosed by Deutsche Bahn.