Dipl. Wirt. Inf. Dirk Cordel

Internet-Bridge Germany-China...
Date: 2007-09-15
Dur: 00:26:21

tele-LAB...
Date: 2007-06-14
Dur: 00:10:46

Tele-Lab IT Security - IT Sicherheitstraining im Internet...
Date: 2006-01-26
Dur: 00:14:23