标题: ISO/IEC TR 21890:2001 Interoperation of PISNs with IP Networks [打印本页] 作者: gmt88 时间: 2013-7-31 00:18:12 标题: ISO/IEC TR 21890:2001 Interoperation of PISNs with IP Networks
ISO/IEC TR 21890:2001(E)
First Edition
2001-10-01
Information Technology -
Telecommunications and Information Exchange Between Systems -
Interoperation of PISNs with IP Networks