ShareISDN - Device to share the functions of an ISDN card with other users in a network. eyeSDN beäugt Ihren ISDN-Verkehr - Schicht-1-Monitor am S0-Bus des ISDN US West - glossary of terms used by the telco in the ISDN arena ISDN Tutorial - A technical introduction to ISDN - history, terminology, protocol, references and ISDN book store. Cause Codes - Netopia ISDN router information, Cause Codes or ISDN errors. CAPI 2.0 - the ISDN interface - COMMON-ISDN-API: CAPI - the ISDN interface Dan Kegel's ISDN Page - Dan Kegel's ISDN Page Phil McKerracher's ISDN tutorial - Designed to quickly bring a novice up to speed. Includes breakdown of ISDN functionality and networking.