ETSI EN 301 067-1
ETSI EN 301 067-1
Broadband Integrated Services Digital Network (B-ISDN); Digital Subscriber Signalling System No. two (DSS2) protocol; Connection characteristics; Negotiation during call/connection establishment phase; Part 1: Protocol specification [ITU-T Recommendation Q.2962 (1996), modified]
standard published 05/01/1999 by European Telecommunications Standards Institute