Contact   howto

For all ICT related questions and problems within FNWI please contact C&CZ. Helpdesk & Sysadmin phone room mail +31 24 36 20000 HG00.051 helpdesk@science.ru.nl +31 24 36 53535 HG00.545 postmaster@science.ru.nl Visiting address We are located on in the front part of wing 5, ground floor of the Huygens Building (rooms HG00.051, HG00.509 and HG00.545). The helpdesk is available during office hours (8:30 - 17:00)....

November 2, 2022 · updated May 30, 2023 ·  Bram

Hardware servers   howto

Servers and Workstations C&CZ manages ca. 900 Linux workstations and servers, and ca. 900 servers and workstations with MS-Windows, primarily in the domain science.ru.nl. Dual boot Windows/Linux machines are counted twice. The ca. 350 servers are distributed over three datacenters, ca. 150 have a fast network connection (25 Gb/s). Workstations C&CZ manages (for departments) workstations with Ubuntu Linux or MS-Windows. There are also workstations in the PC-rooms for general use by anybody with a Science login, but also by all RU employees and students and guests with a temporary login....

May 8, 2023 · updated May 30, 2023 ·  Simon

E-mail and spam   howto

E-mail The faculty of Science has its own mailserver where the e-mails are stored. You can reach this mailserver using a mailclient like thunderbird or one of our webmail clients: Roundcube Rainloop The mailserver has limited space, so we’ve set an initial limit (quota) on the size of the mailbox to 5 gigabytes. When you are notified that your mailbox is getting full, the preferred response is to clean up, for instance by removing the attachments of the largest e-mails in your Sent folder....

April 25, 2023 · updated May 30, 2023 ·  Peter

Remote Assistance   howto

C&CZ helpdesk can assist you by taking over your screen using TeamViewer. In case you are requested to download TeamViewer, use the following link: https://get.teamviewer.com/ischelpdesk

January 27, 2023 · updated May 30, 2023 ·  Simon

Mounting a network share   howto

What path to mount? The storage page describes the paths for your home directory and network shares. Once you know what network share to mount, follow the steps for your operating system below. Info A VPN connection is required when accessing these paths from outside of the RU network. If you have trouble connecting to a network share after following the steps below, do not hessitate to contact us....

January 16, 2023 · updated May 30, 2023 ·  Bram

Temp share   howto

Shared temporary storage It sometimes happens that you want to send one or more large files to someone within the faculty, e-mail is not suitable for this. To make this easier, the network disk temp is available. You can temporarily store large files here. These can then be copied from this location by someone else. C&CZ systems Path Instructions Microsoft Windows \\temp-srv.science.ru.nl\temp connect network share Linux /vol/temp Own systeem Path Instructions Microsoft Windows \\temp-srv....

January 13, 2023 · updated May 30, 2023 ·  Bram

Data storage   howto

Introduction In our Faculty, different types of data storage are offered: Storage class Description Risk for data loss Home directories Small (several GB), reliable, backed up storage for individuals low Network shares Larger (< 1TB), reliable, backed up storage for individuals or groups low Ceph storage Large scale, reliable, snapshotted, not backed up storage for groups medium Local storage Not backed up storage on desktop computers and cluster nodes, likely to be lost in case of a hardware problem or when the machine gets reinstalled high Home directories Your Science login comes with a home directory of 5GB at no costs....

January 12, 2023 · updated May 30, 2023 ·  Bram

Work from Home - FNWI   howto

Also see the working from home page provided by the central IT Service Centre. Email User webmail or your local e-mail client. Library How to get access to the University Library (when you are off-campus). BASS BASS can only be accessed directly from the campus network or through VPN from any Internet location. Note however that from a small part of the subnets at the Faculty of Science, direct access to BASS is not possible....

January 11, 2023 · updated May 30, 2023 ·  Bram

SSH   howto

SSH Secure Shell SSH is used to get a secure terminal-connection to a login server. All Linux loginservers can be reached with SSH client software, not only on the standard port 22, but also on ports 80 and 443. NB: as of December 2022, not all science logins are allowed to login on the login servers anymore. Should you have trouble logging in on our loginservers, please contact postmaster Recommended SSH client software Windows: MobaXterm....

December 21, 2022 · updated May 30, 2023 ·  Peter

About Phishing via e-mail   howto

Phishing Trying to acquire useful data, ie login credentials, for abusing someone else’s ICT infrastructure. Methods of phishing In general, phishing works by send a clickable link surrounded by an important message about Salary, payment or a prize, a punishment or fee. This distracts your rational mind and ensures your emotional response controls your mouse-clicking finger. Tip Always check the link (URL) on which you click (or not) if it is a known address....

December 16, 2022 · updated May 30, 2023 ·  Simon