Software operating on a general purpose computer system for designing and characterizing a wireless network layout in a building; software for creating network architecture and device arrangements for single or multi-story buildings by using imported floor plans; software for creating network architecture and device arrangements within a building by using libraries of network devices; software for displaying or printing network coverage characteristics and data capacity for a network deployed in a building; software for WirelessLAN architecture layout in a physical structure; software for WirelessLAN characterization and analysis for a deployed WirelessLAN; software for design and characterization of a wireless network; software for three-dimensional wireless network design; software for matching building characteristics with placement and selection of wireless access points; and software for selecting, placing, and adjusting the placement of access points in a wireless network