EN 301 265 : 1.2.1现行
PRIVATE INTEGRATED SERVICES NETWORK (PISN); INTER-EXCHANGE SIGNALLING PROTOCOL; CALL INTERCEPTION ADDITIONAL NETWORK FEATURE (ANF)
出版：European Telecommunications Standards Institute
专家解读视频
Contains stage 3 description of the call 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.
PN EN 301 265 : AUG 2005 - Identical
ECMA 221 : 3ED 2001 - Corresponds
NF EN 301265 : 2004 - Identical
NEN EN 301265 : 2004 - Identical
DIN EN 301265 : 2004 - Identical
DS EN 301265 : 2006 - Identical
NBN EN 301 265 : 2004 - Identical
