DIN ETS 300663-1 : 1997 Title: Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Calling Line Identification Presentation (CLIP) supplementary service - Part 1: Protocol specification (ITU-T Recommendation Q.2951, clause 3 (1995), modified); English version ETS 300663-1:1996 Year: 1997 Publisher: DIN Media GmbH Availability: Within 1-2 working days