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Two-factor authentication - YubiKey

I have added two-factor authentication using a YubiKey from Yubico. You can add your YubiKey in the user settings.


VMware ESXi 5.1 on ASRock ION 330

VMware ESXi 5.1 has recently been released. Since the NVIDIA MCP79 chipset is not officially supported one has to create a custom installer to install / upgrade ESXi 5.1 on the ASRock ION 330 system. Using ESXi Customizer it will only take a few minutes to customize the official installer. To support AHCI you can use sata-ahci-mcp79-5.1.0-1.x86_64.vib which contains the ahci driver and the PCI device IDs for the MCP79 chipset.

Notes:
• Make sure to change the SATA Mode to AHCI in the BIOS.
• ESXi 5.x requires at least 2GB of memory. For the ASRock ION 330 system this means that reducing the amount of shared video memory does not help anymore. Instead you will have to upgrade the memory to > 2GB.

Tags: NVIDIA MCP79, ASRock ION 330, VMware ESXi 5.x, P5N7A-VM


System Security - Exercises

Having been asked, I decided to add the exercises and my solutions to the System Security lecture of 2010 under the Uebungen category.

Tags: ETH, System Security, Exercises, Solutions


Reversi Applet - FS2012

Das Reversi Applet wurde aktualisiert und sollte nun wieder kompatibel zur in der Vorlesung "Informatik II für ITET" verwendeten Version sein.

Tags: ETH, Reversi


VMware ESXi 5.0 on ASRock ION 330

⇒ Update: VMware ESXi 5.1 on ASRock ION 330

VMware ESXi 5.0 has recently been released. Since the NVIDIA MCP79 chipset is not officially supported one has to create a custom installer to install / upgrade ESXi 5.0 on the ASRock ION 330 system. Using ESXi Customizer it will only take a few minutes to customize the official installer. To support AHCI you can use my custom oem.tgz.

After the installation the hard drive may not yet be available since the wrong configuration is loaded during boot. To override the configuration the following additional steps have to be taken:

  1. Use vSphere client to login to the ESXi 5.0 server, enable SSH access & connect to it.
  2. Manually load the AHCI driver with the command:
    "vmkload_mod /usr/lib/vmware/vmkmod/ahci"
  3. In the subfolders of the /vmfs/volumes folder locate the boot.cfg files (there may be several).
  4. Modify those boot.cfg files and change the order when the OEM-00.t00 module is loaded, placing it directly before imgdb.tgz.
  5. Reboot the host system.

Notes:
• Make sure to change the SATA Mode to AHCI in the BIOS.
• ESXi 5.0 requires at least 2GB of memory. For the ASRock ION 330 system this means that reducing the amount of shared video memory does not help anymore. Instead you will have to upgrade the memory to > 2GB.

Tags: NVIDIA MCP79, ASRock ION 330, VMware ESXi 5.0


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