Current Service Notifications

Netzwerkunterbruch Mittwoch 21.01.2026 zwischen 06:00-08:00 Uhr im OCT Stock G

On Wednesday, January 21, 2026, there will be network interruptions from approximately 6:00 a.m. to 8:00 a.m. due to network work in the communication rooms on the OCT G floor.
The entire G floor will be affected by this interruption, including the network, telephony, and Wi-Fi.
 

Last change: 13.01.2026 10:36

Power/network outage Friday, January 23, 2026, between 7:00 and 7:30 a.m. in building CLT

On Friday, January 23, 2026, there will be a power interruption between 07:00 - 07:30 in the CLT building due to the replacement of the electricity meter.
Affected by this interruption is the entire network of the aforementioned building, including telephony and WLAN.
 

Last change: 07.01.2026 13:49

Power/network outage Tuesday, January 13, 2026 at 5:30 a.m. throughout the entire ET area

On Tuesday, January 13, 2026, due to the annual network switchover, there will be a 10-second power outage at 5:30 a.m. throughout the entire ET area.
The following buildings are affected: ETF, ETL, ETZ, GLC, HAA, HAC.
The entire network, including Wi-Fi and telephone service, will be unavailable in the affected buildings for approximately 10 minutes.

Last change: 15.12.2025 09:52

Service interruption of validation terminals

Due to technical maintenance work,
on Thursday, 27 November 2025, from 5:00 p.m. to approximately 11:30 p.m.,
all validation terminals for the ETH card will be out of service.

We kindly ask for your understanding regarding this interruption.

Last change: 26.11.2025 13:45