WPIM-T1/DDS User’s GuideixINTRODUCTIONWelcome to the Cabletron Systems WPIM-T1/DDS User’s Guide. Thismanual provides hardware information and explains the use of LocalManagement to control and manage the Cabletron SystemsWPIM-T1/DDS.The WPIM-T1/DDS is installed in and provides connectivity andfunctionality to the CSX400 and the HSIM-W6. The WPIM-T1/DDSprovides full or fractional T1, or a DDS interface to these platforms.The WPIM-T1/DDS uses the same connector to provide T1 and DDSconnectivity and therefore will only support one service at a time.Refer to Chapter 1 for more detailed information on the WPIM-T1/DDScapabilities.USING THIS MANUALRead through this manual completely to familiarize yourself with itscontent and to gain an understanding of the features and capabilities ofthe WPIM-T1/DDS. You should have a general working knowledge of thefollowing data communications networks and their physical layercomponents before using the WPIM-T1/DDS:• WAN• Ethernet and IEEE 802.3STRUCTURE OF THIS GUIDEThe following list briefly explains each chapter of the WPIM-T1/DDSmanual:Chapter 1, Overview, describes the WPIM-T1/DDS features and theprotocols that the WPIM-T1/DDS supports.Chapter 2, Setup and Installation, directs the user to appropriatedocumentation to prepare the WPIM-T1/DDS for proper setup. It alsodescribes cabling requirements.NOTEThe device in which the WPIM-T1/DDS is to be installed maybe referred to as the host platform in this document.