BS 7378-1:1997

This new edition is published to maintain alignment with developments in the UK liberalized telecommunications environment, in particular to re-align with the network service presentation defined in BTNR 190.Cross References:91/263/EECBS ISO/IEC 3309:1993BS EN 122120:1996PD 7004:1995BS 7378DASS 2 (BTNR 190 Issue 2:1992)SIN 206 (BT ISDN 30:1994)Telecommunications Act 1984CCITT Yellow Book 1980CCITT Recommendation V.3CCITT Red Book 1984CCITT Recommendation G.703CCITT Recommendation G.711CCITT Recommendation O.162CCITT Recommendation O.171