ConceptDraw NetDiagrammer is a computer network diagramming, LAN scanning tool. It allows you to draw professional network and system diagrams,UML diagrams,schematics,flowcharts ConceptDraw NetDiagrammer has been developed for professional computer network diagramming, LAN scanning and visualization, preparation of network documentation, office/building/home network planning. The software is intended for network administrators, IT directors, network designers and engineers, and for everyone who finds detailed network documentation, diagramming and schematics critical. The software includes large collections of task-specific shapes of network objects as well as templates, samples, and easy-to-use wizards.