C&CZ

C&CZ is the IT department for research and education of the Faculty of Science of Radboud University.

Feel free to contact us about any IT related problem, but specifically about science accounts and science services like e-mail, data storage, gitlab, VPN, ssh and surveys, but also about laptops, desktops, linux login servers, compute clusters, software licenses, poster or 3d printing. Also contact us for questions about security, privacy or data-leaks.

For questions about printing, phones, RU accounts, MS365, RU website, network connections, please contact the RU Helpdesk.

1382: Science services behind eduVPN

De following Science services will be placed behind eduVPN. This means if you want to have continued access, you must use this VPN. De volgende Science services worden achter eduVPN gezet. DHZ/DIY SMTP (mail sending) LILOs Webmail If you have questions are experience problems with setting up eduVPN, please contact our helpdesk.

/vol/astro2 and /vol/astro5 unavailable ^cpk

Due to errors on the /vol/astro2 filesystem, we had to reboot the fileserver comas1 and take it offline to perform repairs. During this process, both /vol/astro2 and /vol/astro5 have been unavailable.

/vol/astro6 and /vol/astro7 unavailable ^cpk

Due to errors on the filesystem /vol/astro7, we had to reboot the fileserver comas2, and take in offline to run repairs on the filesystems. During those repairs /vol/astro7 and /vol/astro6 are not available. Last time this happend it took 24 hours to complete

Gitlab/Mattermost/Pages offline after package updates ^cpk

After the package for gitlab was updated, the service did not come up again, due to a problem with post-install scripts. After rebooting the package installation could finish and service was restored.

DHCP on 25Gbit not working ^cpk

Due to a change in the network setup the dhcp servers for the 25 gbit networks (which are being changed to new switches and a new management method) the dns servers were unreachable by the dhcp servers. This caused the dhcp servers to be unable to resolve the names in the configuration to their ip addresses. It was fixed by a change in the central firewall.

ubuntu 20 docker broken ^cpk

A package upgrade broke the internal networking on our ubuntu 20.04 docker container VMs. Internal name resolution does not work anymore.

lilo7 access with managed SSH keys ^cpk

We have updated the authentication process for login server lilo7 (lilo7.science.ru.nl) as part of a test. As of now, your ~/.ssh/authorized_keys file on lilo7 is ignored. This change is designed to prevent bad actors from easily gaining persistent access. The good news is that we can now grant access to lilo7 from outside the previously very restricted IP ranges. To gain access from a new IP range, you will need to provide us with your public SSH key and the IP range you will be connecting from....

Science services behind eduVPN ^cpk

Science VPN offline with immediately effect ^cpk

Due to circumstances we are forced to shut the Science VPN with immediately effect. See this news article where we previously said this would happen on December the 1st. If you have questions are experience problems with setting up EduVPN, please contact our helpdesk.

rainloop discontinued ^cpk

The webmail interface called “Rainloop” has been permanently shut down, due to the upstream project not being maintained anymore. We don’t have the resources to fix security issues or take over the open source project ourselves.

Temporary RADIUS Service Disruption ^cpk

The RADIUS service was temporarily unavailable after an automatic update of the FreeRADIUS package. RADIUS is used for authentication of Eduroam, OpenVPN, and Vpnsec when using Science accounts. The issue was automatically resolved when our RADIUS configuration was pushed to the RADIUS servers.