On 06.03.2025 between 02.00 p.m. and 05.30 p.m.

The certificate provider HARICA is carrying out maintenance work during this period in order to switch to new GÉANT Issuing CAs. No certificates can be issued during this time.

On 05.03.2025 between 07.30 a.m. and 09.00 p.m.

Maintenance work will be carried out on the 2FA administration during this period. Due to the redundant configuration, no outages are expected. However, short-term delays are possible.

On 19.03.2025 between 06.00 p.m. and 11.59 p.m.

+++ Update from 19.03.2025: The Cisco UC update could not be carried out due to a technical problem on 18.03.2025. The problem was identified and fixed today. As a result, there will again be restrictions on Jabber login, the presence function and chats today (19 March). Local telephony should only be affected for a short time, if at all. +++ Due to an upgrade of the Cisco Call Manager, there will be a temporary interruption to telephony services for Cisco devices. Ongoing calls will be disconnected. The outage is expected to last between 5 and 30 minutes. Logging into the Jabber client may also be unavailable for up to 60 minutes. We are working to keep the disruption as short as possible. Alcatel phones are not affected.

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.

Translation software DeepL usable by subscription from 01.02.2025

The University Computing Centre (HRZ) has concluded a subscription for the translation software DeepL for a term of 12 months from 01.02.2025.

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.

Webshop from Zimmermann IT-Solutions now available in the central electronic ordering system

As of now, the web shop of Zimmermann IT Solutions can be used to order IT hardware in the central electronic ordering system of TU Darmstadt.

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.

Dr.-Ing. Johannes Braun takes over the management of the HRZ on 1 January 2025

Johannes Braun took over the management of the University Computing Centre (HRZ) at the turn of the year.

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.