Provide PDF Format
ETSI ETS 300 485
- Integrated Services Digital Network (ISDN); Definition and usage of cause and location in Digital Subscriber Signalling System No. one (DSS1) and Signalling System No.7 ISDN User Part (ISUP) [ITU-T Recommendation Q.850 (1993), modified]
- standard by European Telecommunications Standards Institute, 01/01/1996
- Publisher: ETSI
$7.00$14.00
Use of cause and location in DSS1 and ISUP