Provide PDF Format
ETSI EN 301 264
- Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Advice of Charge (AoC) supplementary services [ISO/IEC 15050 (1997), modified]
- standard by European Telecommunications Standards Institute, 10/01/1998
- Publisher: ETSI
$7.00$14.00
Stage 3 of advice of charge supplementary service at Q ref pt. See DTR/ECMA-0002 (ECMA-TR/SVC) for service description. See ENV41005 for definition of stage 3. See ENV41004 for definition of Q reference point. To contain PICS proforma.