ADTRAN supplies innovative network access products that enable today's widespread digital telecommunications applications, including Internet access, telecommuting, corporate connectivity, distance learning, video-conferencing, and teleradiology. Used extensively in the networks of incumbent local exchange carriers (U.S. Regional Bell Operating Companies), independent domestic telcos (GTE), competitive local exchange carriers (CLEC), inter-exchange carriers, Internet service providers, and private and public enterprises worldwide, ADTRAN products consistently reduce operating costs and improve network performance. ADTRAN also provides custom-designed products for many well-known Original Equipment Manufacturers.This Total Access 850 access module has an onboard support for DSX-1, V.35 and IP/IPX Router.