Es gab am Freitag, 21.03.2025, von von circa. 17:15 bis 19:20 Uhr einen Ausfall des Webmail-Interface für die Studierenden und den Linux-Mailboxen. Hintergrund war offenbar der Ausfall der Datenbankanbindung. Die Systeme sind nun wieder bereit und können benutzt werden.

From 29.03.2025 8:00 a.m. until 30.03.2025 6:00 p.m

During this period, the University of Kassel will be carrying out extensive maintenance work on its network infrastructure. During this maintenance there will also be longer service interruptions for the next.Hessenbox.

Software error in VPN client – workaround available

As of version 5.1.8.105 of the Cisco Secure Client for VPN connections, problems occur with the selection of the connection address under Windows 10/11 and macOS. After restarting the system or the client, saved addresses are no longer visible in the drop-down menu.

On 22.03.2025 between 08.00 a.m. and 02.00 p.m.

Maintenance work is taking place during the specified period. The system will not be available during this time.

+++Update vom 10.03.2025 um 10:06 Uhr: Die Störung ist behoben. Der Dateiupload funktioniert wieder.+++ Aktuell läuft der Dateiupload in ein Timeout. Wir sind dabei, den Fehler zu beheben, und informieren Sie an dieser Stelle, sobald das Problem gelöst wurde.

On 25.02.2025 between 07.00 a.m. and 08.00 a.m.

During the specified period, the webmail interface for Linux mailboxes (URL: https://webmail-linux.hrz.tu-darmstadt.de) may be temporarily unavailable due to maintenance work. Only institutions that use the webmail interface for Linux mailboxes are affected.

On 26.02.2025 between 03.00 p.m. and 08.00 p.m.

The Cisco Unity Connection Server (voicemail) will be updated to the latest major version during the specified period. This may result in a brief interruption to voicemail functionality (approx. 20 minutes) – telephone numbers within the Cisco system are affected.

On 22.02.2025 between 08.00 a.m. and 06.00 p.m.

Maintenance work is taking place during the specified period. The system will not be available during this time.

On 19.02.2025 between 7.00 and 8.00 a.m.

+++ 19.02.2025 07.55 a.m.: The maintenance work has been successfully completed. +++ During this period, a minor update to the latest Moodle version will be installed. The Moodle system will be unavailable for a maximum of one hour. It is also not possible to login into Mahara and Panopto.

On 11.02.2025 between 7.30 and 9.00 a.m.

+++ 11.02.2025 08.25 a.m.: The maintenance work has been successfully completed. +++ Due to maintenance work on the IDM portal, there will be temporary system outages during this period.

On 11.02.2025 between 8.00 and 09.00 a.m.

An update to the new ShareLaTeX version will take place during this period. The server may be temporarily unavailable during the update. Changes made during this time may not be saved.

Activation of the authentication procedure for further centrally managed subdomains from 05.02.2025

From 05.02.2025, the DKIM authentication procedure will be activated for all subdomains *.tu-darmstadt.de in the central groupware service.

On 06.02.2025 between 07.30 a.m. and 09.00 a.m.

The central MariaDB cluster will be updated during the specified period. The following services are affected by this action: SSO, electronic telephone book, TUParken and 2FA administration. Due to the redundant design of the system, no outage is expected.

On 29.01.2025 between 7.00 and 9.00 a.m.

The IDM and TU-LDAP servers are being upgraded. During this maintenance work, individual functions in the IDM portal may be temporarily unavailable. There may also be delays in processing changes. However, authentication via SSO and TU-LDAP will remain possible throughout.

On 04.02.2025 between 08.00 a.m. and 12.00 p.m.

+++ 04.02.2025 02.51 p.m.: The maintenance work has been successfully completed. +++ The websites of TU Darmstadt won't be available for about 5 to 10 minutes during the maintenance window due to work on the WCMS cluster (Web Content Management System Cluster). Changes made in the content management system will only be activated after the maintenance work has been completed. This means that no changes will be visible on the websites until then.

On 25.01.2025 between 08.00 a.m. and 05.00 p.m.

Maintenance work is taking place during the specified period. The system will not be available during this time.

On 21.01.2025 between 7.30 and 09.00 a.m.

+++ Update 20.01.2025: Due to an update of the TeXLive version on the Sharelatex server, it is temporarily unavailable. The original maintenance time has been shortened by one hour. +++ Original message: During this period, the server version of ShareLaTeX will be updated to version 5.2.1 and the database will be updated to V6. During this time, the server is not available and a restart is required.

Störung behoben

+++Update vom 11.01.25 um 11:43 Uhr: Die Störung ist behoben. Sharelatex ist wieder erreichbar.+++ Nach dem Backup fuhr das Sharelatex Cluster nicht mehr hoch.

On 14.01.2025 06.00 a.m. until 15.01.2025 8.00 p.m.

During this period, the TSM backup service will be down due to maintenance work on the TSM server.

Bitte beachten Sie, dass ab dem 10.01.2025 ein neuer Zertifikatsanbieter namens HARICA den aktuellen Anbieter Sectigo ablöst. Wir bitten um Verständnis, dass in der Übergangszeit einige Verzögerungen bei der Ausstellung der Zertifikate vorkommen könnten. Die neuen Prozesse stehen noch nicht endgültig fest. Sobald diese feststehen, werden wir sie auf der HRZ Seite [1] dokumentieren. Weitere Informationen finden Sie auf der entsprechenden HRZ-News Seite [2]. [1] https://www.hrz.tu-darmstadt.de/pki [2] https://www.hrz.tu-darmstadt.de/hrz_aktuelles/news_details_175360.de.jsp