EN 301 160 : 1.2.1现行
ROUTEING OF CALLS TO EUROPEAN TELEPHONY NUMBERING SPACE (ETNS) SERVICES
出版：European Telecommunications Standards Institute
专家解读视频
Describes the routing methods that shall be used for implementation of the European Telephony Numbering Space (ETNS), the alternative structures of the routing numbers and the addressing between networks.
DIN EN 301160 : 2003 - Identical
NEN EN 301160 : 2002 - Identical
DS EN 301160 : 2002 - Identical
I.S. EN 301160:1999 - Identical
PN EN 301 160 : AUG 2005 - Identical
NBN EN 301 160 : 2002 - Identical
