Provide PDF Format
ETSI EN 301 265
- Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Call interception additional network feature [ISO/IEC 15054 (1997), modified]
- standard by European Telecommunications Standards Institute, 10/01/1998
- Publisher: ETSI
$7.00$14.00
Contains stage 3 description of the calI inter. supplementary service. See ECMA DTR/ECMA-00002 (ECMA-TR/SVC) for a description of the call int supplementary service. See ENV 41 005 for definition of stages.