/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: lszijjarto https://cdn.slidesharecdn.com/profile-photo-lszijjarto-48x48.jpg?cb=1720974664 Teacher of informatics, key fileds: office applications, AutoCAD/Inventor, Linux administration, Cisco networking. Cisco Certified Academy Instructor (CCAI) since 2009. Cisco Certified Insructor Trainer since 2012.