About C&CZ

C&CZ is the IT department for research and education of the Faculty of Science of Radboud University. We provide accounts, e-mail, storage, compute clusters, GitLab, software licenses, laptops, computer labs and more.

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Jitsi Meet whiteboard now available on meet.science.ru.nl

In March we announced the new, self-hosted Jitsi installation at meet.science.ru.nl and the retirement of the old one. We have now enabled the whiteboard feature on meet.science.ru.nl. It had already been available for testing on our test installation at jt.science.ru.nl. The whiteboard lets a meeting moderator open a shared canvas that everyone in the call can draw on at the same time — handy for brainstorming, sketching a diagram, or working through a problem together. It is powered by Excalidraw, the open-source whiteboarding tool that Jitsi integrates. ...

Updated Oct 28, 2026

Update on on-premise LLM service

In a previous news article we announced the availability of a local LLM with no connection to big tech. We haven’t really advertised it further, but we can say it has proven popular. Part of the reason to launch was to discover bottlenecks, well, we’ve discovered bottlenecks. Currently there are ~200 registrations and ~10 people online concurrently. Heavy users may have noticed that the service can be slow at times. Plans In order to make more efficient use of our server, we will: ...

Updated Oct 8, 2026

Matlab R2026a available

The latest version of Matlab, R2026a, is available. The software and license codes are directly available for Science accounts and can be requested by other entitled users by sending mail to the helpdesk. The software can also be found on the install-share. All C&CZ-managed Linux machines have this version installed, the older version (/opt/matlab-R2025b/bin/matlab) will be available temporarily.

Updated Oct 8, 2026

August 1st: B-Fac Active Directory Domain Decommissioning

Please be informed that the B-Fac Active Directory Domain will be permanently decommissioned on August 1st during the summer break. As a result, logging into Windows PCs using a science domain account will no longer be possible after this date. It is essential that all laptops and PCs running Windows 11 currently linked to the B-Fac domain are transitioned to local accounts before August 1st. Additionally, the virus scanner on these devices must be replaced. ...

Updated Oct 8, 2026