ETSI ETS 300 403-1/C1 Corrigendum to - Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Signalling network layer for circuit-mode basic call control; Part 1: Protocol specification [ITU-T Recommendation Q.931 (1993), modified]

Corrigenda by European Telecommunications Standards Institute, 06/01/1996