DIN ETS 300664-2 : 1997 Title: Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Calling Line Identification Restriction (CLIR) supplementary service - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification; English version ETS 300664-2:1996 Year: 1997 Publisher: DIN Media GmbH Availability: Within 1-2 working days