BICSI, Tampa, Fla., will publish the fifth edition of its LAN design manual, Network Design Reference Manual (NDRM), on September 30, 2003. This latest release of the NDRM provides comprehensive, standards-based descriptions, methods, and practices for the design of local area networks. The NDRM is the basis for BICSI’s Registered Communications Distribution Designer/Local Area Network Specialist (RCDD/LAN Specialist) designation. It contains three appendices featuring reference material that covers numbering systems and conversions, IP addressing and subnetting, and network technologies other than Ethernet.