EN 300 259 V1.3.1 (2004)现行
Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Path replacement Additional Network Feature (ANF) [ISO/IEC 13874 (2003), modified]
出版：European Telecommunications Standards Institute
专家解读视频
DIN EN 300259 (2004-12) - Identical
ONORM EN 300259:2004 - Identical
NEN EN 300259:2004 - Identical
PN EN 300 259:2005 - Identical
NF EN 300259:2004 - Identical
NBN EN 300 259:2004 - Identical
