The Engineering Computer Lab (ECL) at Washington University (WU) in St. Louis, Missouri provides technical services, including the operation of computer systems, software installation, network installation and operation, and equipment repair. This is done on a contract basis for several departments and research entities, but primarily the School of Engineering, at WU. This page provides an extensive online help center with information on DOS and UNIX systems including networking, software, hardware, Internet support, and FAQs.