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Abgelaufene Ankündigungen / Meldungen

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Maintenance Centreon (beendet)
From: 27.02.2020 / 10:00
To: 27.02.2020 / 12:00

​On Thursday 27th of February, from 10:00 to 12:00, maintenance work will be done on the centreon-cluster.

During the time period, the website won't be available. Also the host-monitoring will be temporarily interrupted.

Maintenance work and provision of patch lists (NK database) (beendet)
From: 27.02.2020 / 10:15
To: 27.02.2020 / 10:45


​On Thursday, 27th February 2020, the following applications/websites will either not be available ot ar least only partially from 10:15 to 10:45, due to necessary changes on the configuration.

During this time period,... [mehr]

Temporary problem with the Internet connection (beendet)
From: 25.02.2020 / 10:29
To: 25.02.2020 / 11:30

This morning there were problems with the internet connection in the whole TU Dresden network due to a DNS problem. The responsible staff members were able to solve the problem, but there might be more problems during the day.


Centreon failure (beendet)
From: 24.02.2020 / 09:13
To: 25.02.2020 / 08:43

Around 03:30 am this morning a database error occurred at the Centreon. As a result, the cluster is currently not running and the web interface is not available.
Unfortunately, the recovery takes up some time, because the import... [mehr]

Access to NFS shares partly disturbed (beendet)
From: 21.02.2020 / 18:06
To: 24.02.2020 / 17:58

The access to NFS shares is partly disturbed, which makes group drives partly unreachable. The responsible specialists are already dealing with the problem.

Disturbance Campus Sachsen (beendet)
From: 24.02.2020 / 09:06
To: 24.02.2020 / 10:10

Due to a disruption it is not possible to register with Campus Sachsen at the moment.
The responsible colleagues are working on the elimination of the disturbance.

Data network failure Tillich-Bau on 17.02.2020 (beendet)
From: 17.02.2020 / 09:00
To: 18.02.2020 / 12:00

Dear Ladies and gentlemen,

due to the renewal of the network components on 17.02.2020
from 9am to about 4pm all switches in the Tillich building will be
exchanged. This has the consequence that there are longer failures... [mehr]

Loss of the leased line to Nickerner Weg 8 (beendet)
From: 06.02.2020 / 10:00
To: 13.02.2020 / 23:00

Since 06.02.2020 / 9:50 am, the leased line to Nickerner Weg 8 has been down.
Symptoms: No connection to NIC

Please excuse the inconvenience caused.

Virtual firewall failures (beendet)
From: 12.02.2020 / 19:00
To: 13.02.2020 / 22:00

On Wednesday, 12.02.2020 it comes in the time 19:00 - 22:00 o'clock
short-term failures of the virtual firewalls at the site
Weberplatz connected data networks. Reason are configuration works
on the firewalls.

The following... [mehr]

Implementation of new antivirus rules on the mail relay (beendet)
From: 11.02.2020 / 09:00
To: 11.02.2020 / 12:00

In addition to Sophos, Clamav is deployed on all
servers of the central mail relay.
Rules in Clamav prevent the acceptance of e-mails that
Microsoft Office file with macros included as an attachment.

Downtime Cloudstore (beendet)
From: 10.02.2020 / 06:00
To: 10.02.2020 / 08:00

On Friday 10.2.20 Cloudstore will be unavailable between 7:30 and 7:45 am.

Security update VoIP system (beendet)
From: 07.02.2020 / 16:00
To: 07.02.2020 / 18:00

Due to a required security update, new software is rolled out on the VoIP phones.
For this purpose, all VoIP telephones will be restarted step-by-step after 16:00 hrs today, Friday (07.02.2020).
When the phones are restarted,... [mehr]

Data network restrictions (beendet)
From: 06.02.2020 / 10:20
To: 06.02.2020 / 16:00

From: 06.02.2020 / 10:20
Until: 06.02.2020 / 16:00 hours
Unfortunately, on 06.02. there were the following restrictions in the data network:
At 11:20 and 13:50 in the TRE and surroundings during a test of new firewall... [mehr]

Fault with Centreon (beendet)
From: 05.02.2020 / 10:00
To: 06.02.2020 / 08:46

There is currently a disturbance at the Centreon. We are already working on
of a solution, but cannot yet give an estimate of the time required.

Symptoms are: inaccessibility or incorrect representation of the
Web interface,... [mehr]

Failure of cooling system APB / operation network technology (beendet)
From: 04.02.2020 / 07:00
To: 05.02.2020 / 12:00

As a result of the failure of the cooling system in the APB, two systems will be replaced in room APB-E059 from 08.00am today in order to significantly reduce the heat load to be dissipated in the room and to maintain the... [mehr]

Penetrationstest im Berufungsportal (beendet)
From: 27.01.2020 / 09:00
To: 31.01.2020 / 19:00

A pentration test of the new Appointment Portal will take place in the week from 27 January to 31 January 2020. The portal runs as a separate web application on the poductive SharePoint server of the TU Dresden. Since it is a... [mehr]

Wartungsarbeiten Exchange-Cluster (beendet)
From: 23.01.2020 / 08:00
To: 24.01.2020 / 17:00

Due to scheduled maintenance on individual Exchange servers, there may be brief interruptions in the connection between the mail client and the server. The connection is automatically rebuilt after a short time. The sending and... [mehr]

GSM-Server (beendet)
From: 22.01.2020 / 10:32
To: 23.01.2020 / 10:25

On the 22th of January 2020, the Information Security Department updates the GSM service of the TU
Dresden. For this reason the monitoring of this service by Centreon reports "GSM/unknown". This report will change at... [mehr]

Update Virtualization VoIP Server LZR (beendet)
From: 22.01.2020 / 13:00
To: 22.01.2020 / 15:00

On Wednesday, 22.01.2020 from 13:00 to 15:00, there will be maintenance work on the servers of the VoIP system at LZR.

Note: Active calls will not be interrupted. All VoIP telephones in idle mode will re-register to the... [mehr]

Malfunction Horde (beendet)
From: 21.01.2020 / 09:09
To: 21.01.2020 / 10:08

There is currently a malfunction at Horde (Unixmail).
The responsible colleagues have been informed and are working on fixing the problem.

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