标题: ISO/IEC 22535:2009 Corporate Telecommunication Networks - Tunnelling of QSIG ove [打印本页] 作者: gmt88 时间: 2013-7-13 00:26:40 标题: ISO/IEC 22535:2009 Corporate Telecommunication Networks - Tunnelling of QSIG ove
ISO/IEC 22535:2009(E)
Third Edition
2009-04-15
Information Technology -
Telecommunications and Information Exchange Between Systems -
Corporate Telecommunication Networks -
Tunnelling of QSIG over SIP