标题: ISO/IEC 23915:2005 Signalling Interworking Between QSIG and SIP - Call Diversion [打印本页] 作者: gmt88 时间: 2013-7-31 00:21:08 标题: ISO/IEC 23915:2005 Signalling Interworking Between QSIG and SIP - Call Diversion
ISO/IEC 23915:2005(E)
First Edition
2005-11-01
Information Technology -
Telecommunications and Information Exchange Between Systems -
Corporate Telecommunication Networks -
Signalling Interworking Between QSIG and SIP -
Call Diversion