标题: ISO/IEC 23916:2005 Signalling Interworking Between QSIG and SIP - Call Transfer [打印本页] 作者: gmt88 时间: 2013-7-7 02:47:48 标题: ISO/IEC 23916:2005 Signalling Interworking Between QSIG and SIP - Call Transfer
ISO/IEC 23916:2005(E)
First Edition
2005-11-01
Information Technology -
Telecommunications and Information Exchange Between Systems -
Corporate Telecommunication Networks -
Signalling Interworking Between QSIG and SIP -
Call Transfer