IPFire and the AX206 display

Thanks to the lcd4linux project, Linux also offers the possibility to control LC display – e.g. to display status information. Some years ago, a very cheap digital picture frame was sold on mail-order houses like Pearl. Using an alternative firmware, this device is also capable of being controlled by lcd4linux. Since then, there have been
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Migrating from IPCop to IPFire

Since 2008 I have been using the free Linux distribution IPCop to implement a customized firewall/a router. Of course, DSL providers also equip their customers with routers, but back then I was missing a couple of functions. To name some of them: IPSec / OpenVPN NTP time server DMZ segmentation WLAN access point with device filter 8 years later, things have changed. The most functions
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GitLab Continuous Integration

With the new major version 8, GitLab was extended to include a continuous integration (CI) component that was developed as dedicated project until now. While it was necessary to utilize external solutions, such as Jenkins, previously, it it now possible to automatically compile and test managed projects easily. But, what is CI used for? CI is mainly
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Microsoft Active Directory Domain Services authentification under VMware vCenter Server Appliance 6

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For integration in Microsoft environments, VMware offers several Microsoft Active Directory Domain Services (AD DS) connectors in vCenter Server: native integration: vCenter Server is managed as computer object in Active Directory LDAP broker for authentification in Single-Sign-On (SSO) When installing the last vCenter Server 5.x update (5.5U3) I saw that this integration seems to be
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Short tip: Configure HP Smart Array Controller using EFI Shell

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New HP Smart Array controllers built into a  HP Integrity machine are basically unconfigured. When running the EFI Shell, you will probably see the following message: HP Smart Array P800 Controller (version 7.22) 0 Logical Drives 1785-Drive Array Not Configured Run Smart Array Configuration Utility … Press <F8> to run the Option ROM Configuration For
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VMworld 2015 Europe

Last week the european VMworld event was taking place in Gran Via, Barcelona. Like every year VMware hosts their own event, that is focussed on VMware and partner developments. This year’s event was themed „Ready for ANY“, giving VMwares focus on more flexible Cloud and Mobility a voice. On four days visitors were able to choose from
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Spacewalk 2.4 released

This week Spacewalk was released in version 2.4 after 6 months of development. In summary, about 60 bugs were fixed and some new features were implemented. The web-interface is now available to other projects as part of the Patternfly framework. The project driven mainly by Red Hat aims at combining beatiful designs with Twitter Bootstrap
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Short tip: kinit: Cannot read password while getting initial credentials

While registering a client system with a FreeIPA server I recently stumbled upon the following error message: # ipa-client-install … User authorized to enroll computers: admin … Kerberos authentication failed kinit: Cannot read password while getting initial credentials After wasting quite a lot of time with analyzing configuration files and also SELinux I remembered that the cause for this
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Use IOmeter under Linux

IOmeter is a collection of tools for running detailed IO benchmarks. It is often used as the tool is able to reproduce the characteristics of current applications and services. IOmeter consists of a management software that manages and evaluates the particular tests and Dynamo – an executable that run these tests in multiple threads on
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