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8 January 2026

9 December 2025

23 October 2025

  • 12:1912:19, 23 October 2025 Guide: SSH (hist | edit) [12,936 bytes] Admin (talk | contribs) (Created page with "== Generating an SSH Key Pair Locally == === 🐧 Linux / 🍎 macOS === Open a terminal and run the following command: <code>ssh-keygen -t rsa -b 4096 -f ~/.ssh/myKey</code> When prompted, enter a secure passphrase. Record it safely — without it, you won't be able to use the key pair. This creates two files: * '''Private key''': <code>~/.ssh/myKey</code> * '''Public key''': <code>~/.ssh/myKey.pub</code> Secure the private key with correct permissions: <code>chmo...")

21 October 2025

  • 15:3315:33, 21 October 2025 Guide: Instance Creation (hist | edit) [1,455 bytes] Admin (talk | contribs) (Created page with "== Schritt-für-Schritt Anleitung == Hier siehst du die wichtigsten Schritte: <gallery mode="packed" heights="300"> Datei:Schritt1.png|'''Schritt 1:''' Öffne die Konsole Datei:Schritt2.png|'''Schritt 2:''' Verbinde dich mit der VM Datei:Schritt3.png|'''Schritt 3:''' Prüfe die Netzverbindung </gallery>")
  • 15:0415:04, 21 October 2025 Custom Rules (hist | edit) [1,422 bytes] Admin (talk | contribs) (Created page with "=== Important notice for users der University of Stuttgart === After consultating the responsible persons at the Universität Stuttgart, the following applies to members of the Universität Stuttgart when applying for a group project: # Students of the Universität Stuttgart cannot apply '''independently''' for a group project. This is due to the planned activity regarding billing: We want to account for the consumption of resources in the future. In this case, the addi...")
  • 15:0115:01, 21 October 2025 Blocked and Allowed Ports (hist | edit) [4,305 bytes] Admin (talk | contribs) (Created page with "= Blocked Ports = == General == The '''data centers of the universities''' of Mannheim, Ulm, Karlsruhe, and Freiburg '''block''' certain ports within their respective networks for security reasons. The bwCloud-OS regions are also affected, because the bwCloud-OS hardware is connected to the '''central network infrastructure'''. The '''public IP ranges''' of the bwCloud-OS regions are part of the BelWü address space. These addresses are logically '''outside''' the net...")
  • 14:5514:55, 21 October 2025 Guide: Rescue and Recovery (hist | edit) [1,685 bytes] Admin (talk | contribs) (Created page with "== Restore Access to VM == {| class="mw-message-box mw-message-box-warning" | style="vertical-align:middle;" | '''⚠️ Please Note:''' The steps described here are an emergency measure. You should secure your SSH keys well to avoid such situations. |} Can you rule out that this is not a network problem? If so, please refer to the following instructions. The procedure described there can be carried out via the [https://portal.bw-cloud.org/auth/login/?next=/ Dashboard]...")
  • 14:4514:45, 21 October 2025 Guide: Routers and Floating IPs (hist | edit) [1,472 bytes] Admin (talk | contribs) (Created page with "== Floating IPs (Freiburg) == For assigning a Floating IP a configuration as illustrated below (or something similar) is required: # '''Allocate a Floating IP to the project''' ## ''Network'' -> ''Floating IPs'' ## Allocate IP to Project ### Choose the public network/pool # '''Virtual network creating''' ## ''Network'' -> ''Networks'' ## ''Create Network'' ### add network name ## ''Next'' and the slider ''Subnet'' is presented ### Set ''subnet name'' ### set ''Network...")
  • 14:3914:39, 21 October 2025 Guide: Volumes and Images (hist | edit) [3,750 bytes] Admin (talk | contribs) (Created page with " <span id="mount-volume"></span> ==Mount additional Volume== === Create Volume === # Log in to the [https://dashboard.bw-cloud.org Dashboard] and select the correct '''region''' (top left). # Go to '''Volumes → Volumes → Create Volume''' # Fill in the form: #* '''Name:''' Assign a descriptive name. #* '''Source:''' ''No source, empty volume'' (default). #* '''Type:''' Choose a volume type, if options are available. #* '''Size:''' Set the desired size in GiB (e.g....")

17 October 2025

  • 12:2812:28, 17 October 2025 Entitlements in bwCloud-OS (hist | edit) [13,361 bytes] Admin (talk | contribs) (Created page with "== What is regulated with the Entitlements? Why do I need these Entitlements? == The entitlements serve several purposes. The most important points in overview: # Entitlements answer the question of ''who is allowed access to bwCloud-OS and who is not'' based on decisions made by the users’ home institutions. The users' home institiution independently decide on the allocation of entitlements to their members - and thus ultimately who and how the bwCloud-OS should be...") originally created as "Entitlements"
  • 12:1812:18, 17 October 2025 Regions (hist | edit) [931 bytes] Admin (talk | contribs) (Created page with "{| class="wikitable" ! User location ! bwCloud-OS region = home region |- | Baden-Baden | rowspan="5" | Karlsruhe |- | Karlsruhe |- | KIT |- | Pforzheim |- | Rastatt |- | Offenburg | rowspan="3" | Freiburg |- | Freiburg |- | Furtwangen |- | Aalen | rowspan="8" | Ulm |- | Albsing |- | Bieberach |- | Esslingen |- | Heidenheim |- | Hohenheim |- | Ulm |- | Weingarten |- | Gmünd | rowspan="13" | Mannheim |- | Heidelberg |- | Heilbronn |- | Ludwigsburg |- | Mannheim |- | Rott...") originally created as "Region"
  • 11:2911:29, 17 October 2025 Projects and Quota (hist | edit) [7,416 bytes] Admin (talk | contribs) (Created page with "{{InANutshell|<li>Each bwCloud-OS project has predefined '''quotas''' for vCPU, RAM, storage, and networks. Quota increases can be requested via the [https://bw-support.scc.kit.edu/ bwSupportPortal]</li> <li>'''Group projects''' allow shared access to resources. Members can manage instances collaboratively. Quotas can be assigned in multiple regions. Every group project requires a named '''owner''' as the primary contact. </li> <li>Instances cannot be '''moved between...") originally created as "Projects & Quota"
  • 11:2511:25, 17 October 2025 Networks (hist | edit) [4,263 bytes] Admin (talk | contribs) (Created page with "{{InANutshell| <li>Each bwCloud-OS instance automatically receives a <strong>public IP address</strong>, valid for its entire lifetime (until deletion).</li> <li>Instances are also assigned a <strong>persistent FQDN</strong> based on their UUID and region.</li> <li>Domain hosting is not provided, but you can point your own <strong>domain</strong> to the instance’s FQDN using a CNAME record.</li>}} __TOC__ = Networks & IP-addresses = ===Will my instance receive a p...")

16 October 2025

15 October 2025

  • 09:0009:00, 15 October 2025 Security (hist | edit) [6,239 bytes] Admin (talk | contribs) (Created page with "= Security = == Are some of the ports closed in bwCloud-OS? == Yes. In the different bwCloud-OS regions, different regulations apply for the use of the networks, due to the respective data centers of the universities. An individual opening of centrally blocked ports for virtual machines in the bwCloud regions is '''not possible'''. Further information, also about the individual regions, is listed here. == security group...")
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