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Associate Engineer Siemens AG 1986/2002 |
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Interlisp D Siemens AG July 1986 |
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Mesa Siemens AG November 1987 |
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Installation and Networking Sun Microsystems July 1989 |
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Sun Maintenance Sun Microsystems August 1989 |
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Sun Systemadministration I Sun Microsystems October 1989 |
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Sun Systemadministration II Sun Microsystems November 1989 |
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SunOS Internals Sun Microsystems December 1991 |
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Hypertape Backup Network Systems November 1992 |
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Convex OS Convex Germany November 1992 |
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NIS+ Nameservice Sun Microsystems August 1995 |
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Solaris 2.X Internals Sun Microsystems March 1996 |
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Solaris 2.X Advanced Admin / Veritas Sun Microsystems July 1996 |
[n/a] |
Sun HA / Cluster Sun Microsystems November 1996 |
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Implementing WAN Solutions Intel / Trefz & Partner December 2000 |
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Enabling Security Across the Internet VPNs Intel / Trefz & Partner December 2000 |
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Optimizing E-Business Intel / Trefz & Partner December 2000 |
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Implementing LAN Solutions Intel / Trefz & Partner February 2001 |
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Sun Network Conference Berlin Tech Sessions and Workshops Sun Microsystems December 2003 |
[n/a] |
Enterprise Product Exam Sun Microsystems February 2004 |
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SAS 7 Fundamentals [Opsware] Hewlett-Packard September 2008 |
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SAS 7 Admin and Maintenance [Opsware] Hewlett-Packard September 2008 |
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HP-UX Systemverwaltung für erfahrene UNIX-Administratoren Hewlett-Packard August 2009 |
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HP MC / ServiceGuard Hewlett-Packard December 2009 |
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Microfocus Advanced Technical Training Microfocus February 2020 |